8 x 2. The R640 system supports: • TwoDI MMs per channel for single -rank and/or dual -rank DIMMs Learn more about Dell EMC R640 memory What Dell EMC R640 DIMM type is supported? LRDIMM and RDIMM. 5TB of memory, up to twelve 2. With DIMM quantity of 8 per CPU, the population is 1, 2, 4, 5, 7, 8, 9, 10. It is designed for mid-size to large data centers that require high memory capacity and performance. This white paper describes what balanced memory means, why it is important, and how to populate memory properly to 4th Generation Intel® Xeon® Scalable Processors for a balanced configuration. BIOS configuration setting for Intel PMem. The systems feature 3rd Generation Intel® Xeon® Processor Scalable Family , up to 16Resolution. The Dell EMC Enterprise Infrastructure Planning Tool2 (EIPT) is another source of Dell EMC PowerEdge acoustical output, but it is a tool that provides values that have been modeled, rather than measured, per input scenario. You can specify the memory operating mode. drives, SSD’s and system memory quickly and securely with System Erase. Dell EMC PowerEdge – 14G Memory Population Rules updated for certain server's configurations. Memory. Front BaysHere is a quick summary of the table. The NVDIMM-N resides in a. Afterwards, again power off the system and return the jumper cable to the original position and power back the system. Intel Optane Persistent Memory Restrictions – Only Applicable to R840. Supported operating systems. . Cooling fan specifications. while i want to start my server poweredge T320, Fatal Error! no memory detected. We would like to show you a description here but the site won’t allow us. Dell PowerEdge R640, R740, R740XD, R840, R940, R940xa, MX740c, MX840c, and, Dell Precision 7920 Rack Workstation BIOS contain a stack-based buffer overflow vulnerability in systems with Intel Optane DC Persistent Memory installed. Legacy BIOS boot mode is used to boot older OSs or diagnostic software. Click the BIOS Settings and Memory Settings tab. 200 GB. 5 R7920 1. Expansion bus specifications. Processor specifications. g. 5mm (31. bvarghese. This Server is compatible with more than one type of memory. 1024GB (32x32GB) DDR4 PC4-3200AA PC4-25600 ECC Registered Server Memory Upgrade Kit. Financing Offers Learn More. 57 products. Remove "new" RAM to confirm the original config is working. The USB 2. 68TB with LRDIMM) along with other memory options to. 208K. This system supports 1A, 2A, 1B, and 2B expansion card risers. hypervisors, and expanded memory footprint and I/O, the Dell PowerEdge R610 delivers exceptional overall system performance and significant virtual machine-per-server capacity versus the. Previous. 5-inch hard drives or SSDs. Dell PowerEdge R640. Intel C620 series chipset The R640 system uses the Intel Lewisburg chip. 5-inch hard drives on the front panel with optional support for 2 X 2. 4. maherkhalil. (If not solved, please try the steps in the forum link you mentioned. With DIMM quantity of 4 per CPU, the population is Slot 1, 2, 4, 5Models R640, R740, R740XD, R940, R840, R940xa: DIMM population changed when Performance Optimized Mode is ordered and there is a quantity of 4 or 8 DIMMs per CPU. O R640 combina densidade, desempenho e escalabilidade para otimizar o desempenho do aplicativo e a densidade de datacenter. And, its cyber-resilient architecture integrates security into every. Control panels. Create goal; Region information; Memory mode configuration. Two AC or DC redundant power supply units. The PowerEdge R640 is the ideal dual-socket, 1U platform for dense scale-out data center computing. Storage Controller: PERC H740P. 3 Chassis views and features The Dell PowerEdge R630 is a 1U rack system with an 8-drive, 10-drive or 24-drive bay chassis design. Relative memory bandwidth for different system capacities (12D, 24D balanced configs). The Dell EMC PowerEdge R640 is the ideal dual-socket, 1U platform for dense scale-out data center computing. The Dell™ PowerEdge™ R550 is Dell’s latest 2-socket, 2U rack server designed to run complex workloads using highly scalable memory, I/O, and network options. System features. Powered by. Acoustics for previous Dell EMC servers, e. 5in Hot-Plug, S4620. The requirement is to propose a set of hardware kpi(key performance indicators) to be monitored. PowerEdge R640. This message is displayed early in system power on, thus the system may not display video. 5 introduced new Intel Memory Reference Code (MRC) that contains a critical memory initialization fix. 6 Memory Population Rules for 3rd Generation Intel® Xeon® Scalable Processors for PowerEdge Servers Figure 3: Memory Channels • Memory slots host individual memory modules, such as DIMMs or DCPMMs. Adding memory is one of the most cost-effective ways to improve your computer's performance. Avail 3 Years Warranty, 24/7 Tech Support, Instant shipping to any city in India like Hyderabad, Delhi, Chennai, Pune, Bangalore, AgraMemory DIMM Speed Up to 2933MT/s Up to 2400MT/s Memory Type • RDIMM • LRDIMM • NVDIMM • DCPMM (Intel® Optane™ DC persistent memory) • RDIMM • LRDIMM Memory Module Slots 24 DDR4 DIMM slots (12 NVDIMM or 12 DCPMM only) NOTE: Supports registered ECC DDR4 DIMMs only. 2666 MT/s DDR4 memory The Intel XeonSca albelP rocessor product family that supports 2666 MT/s memory and twenty-four 288-pin DIMMs. system memory quickly and securely with System Erase. Intel Optane Persistent Memory Restrictions – ONLY APPLICABLE TO R940. Memory specifications. 5" Hot Swap SAS, SATA and Near Line SAS, NVMe SSD RISER: 3 PCIe Slots (Half Height) or 2 PCIe Slots (1 Full Height, 1 Half. Get Dell PowerEdge R640 Server in India at Cheap Deal price. Dell EMC PowerEdge R640 Getting Started Guide Guide de mise en route Guia de Primeiros Passos Guía de introducción Scan to see how-to videos, documentation, and troubleshooting information. 1. Population order will be identified by the silkscreen designator and the System Information Label (SIL) located on the chassis cover. System Profile: This setting specifies options to change the processor power management settings, memory, and frequency. 32 GB RDIMM, 2933 MHz. System. drives, SSD’s and system memory quickly and securely with System Erase. Cooling fan specifications. List of Figures. 4TB to 80. 09 /ea. With 64GB RDIMM you can go upto 768GB with single processor. Greetings, In a couple of days, I'm getting 24 new DDR4 RDIMM 2666Mhz 32GB modules in order to upgrade six R640 (s) with the current capacity of 256GB. 2Ghz, 28C/56T, 38. Cooling specifications. Supported configurations for PowerEdge R640. Check the panel or manual for RAM slots to be used for the total number of RAM used. 384GB (12 x 32GB) DDR3-1333 MHz PC3-10600R ECC Registered Server Memory Upgrade - DellKit. 5TB of Optane DC persistent memory working in App Direct Mode to a provide a cache tier for the NVMe storage local to the node. $359. Do not mix DIMM LRDIMM and RDIMM types. We would like to show you a description here but the site won’t allow us. We also measured the impact of this memory population when 2400 MT/s memory is used, and the conclusions were identical to those for 2666 MT/s memory. Expansion bus specifications. 64Gb x 16 = 1TB. For more information about specific items. The Quick Sync feature is an extension of the NFC-based low-019 Dell nc. Expansion bus specifications The PowerEdge R640 system supports PCI express (PCIe) generation 3 expansion cards, which are installed on the system, using expansion card risers. Supports registered ECC DDR4 DIMMs only . PowerEdge R640 is the ideal dual-socket, 1U platform for scale-out data center computing that combines density, performance and scalability to optimize application performance. Restored the jumper back to "retain BIOS config" and the system continues to be stuck at "Configuring Memory" on boot. 5-inch hard drives on the front panel, or 10 x 2. O. 00. 5 drives for data. Note: If you are getting memory errors with. The Dell EMC PowerEdge T640 system supports one optional slim SATA DVD-ROM drive or DVD +/-RW drive. Powerful processing Experience high-level productivity with the option-packed PowerEdge™ R320 —powered by the latest Intel® Xeon® processor E5-2400 and E5-2400 v2 product families and paired with six dual in-line memory modules (DIMMs) and extensive reliability, availability and serviceability (RAS) features, the R320 is ideal for keeping core business. PowerEdge. 5 R740xd 1. And powering all that storage goodness is either a 495W, 750W, 1100W, or 1600W power supply. Ships from and sold by A-Tech Components. If you are unsure what you need, please refer. 24 x 1. This service is temporarily unavailable. Processor specifications. system memory quickly and securely with System Erase. Chassis weight. 5-inch hard drives. PowerFlex appliance R640 system overview. DIMM type mixing is never recommended. DellEMC’s NVDIMM-N Persistent Memory is a disruptive Storage Class Memory technology that enables unprecedented performance improvement over legacy storage technologies. Relative memory bandwidth for different system capacities (12D, 24D balanced configs). 5-inch hard drives on the front panel, or 10 x 2. With DIMM quantity of 4 per CPU, the population is Slot 1, 2, 4, 5 The Dell EMC PowerEdge R640 system is a 1U rack server that supports up to: Two 2 nd generation Intel Xeon Scalable Processors ; 24 DIMM slots 8 x 2. Memory specifications Table 4. The min2post configuration for the R640 is similarly as follows. In this video, we will be covering memory! We will go over the supported types of mem. LRDIMM 3TB. PowerEdge R630 - 640GB Memory configuration. The PowerEdge R640 supports up to 12 DIMMs per processor—up to 24 DIMMs in a dual-processor configuration. Dell EMC PowerEdge R640 Rack Server PowerEdge . BIOS 2. 5-inch hard drives on the front panel with optional support for 2 X 2. Get fast shipping and top-rated customer service. The 14th generation of Dell EMC PowerEdge servers supports both legacy BIOS mode and Unified Extensible Firmware Interface (UEFI) mode. O PowerEdge R640 é a plataforma de 1U de soquete dual ideal para computação densa de datacenter de scale-out. 8 that will introduce an additional changes to the System Event Log (SEL) messaging to aid in isolation for any systems that continue to encounter. £3,561. 1. DELL POWEREDGE R640 4LFF 2x 14C GOLD 6132 2. Table 4. Compared to the previous generation of Dell EMC PowerEdge servers, the R740 and R740xd have more drive bay options, more PCIe slots, next-generation RAID controllers and advanced system management. • Memory modules of different sizes can be mixed provided that other memory population rules are followed (for example, 2 GB and 4 GB memory modules can be mixed). The Dell EMC PowerEdge FC640 system supports one dedicated micro SD card for vFlash support. BIOS settings for Logical Processor on Dell server Figure 2. Dell EMC systems do allow mixing different memory modules, and this is described in more detail in the server owner manual. 1GHz 12C 96GB HBA330 8x 800GB SSD 2x 25G SFP+. Front view of the R640 system. Dell EMC. Is this possible and supported? PowerEdge R640. General Server Details: CPU(s): Up to 2 x Intel Xeon SP Multi Core Memory: 24 DIMM Slots (Max 3TB) RAID: PERC H330, PERC H730P 2GB NV, PERC H740P 8GB NV HDD: 3. Dell R640 Memory . Drive Bays: Front drive bays: Up to 10 x 2. Supports RDIMM /LRDIMM, speeds up to 2933MT/s: Drive Bays/Storage: Front drive bays: Up to 10 x 2. 2 x 2. Supported operating systems. 5-inch hard drives on the front panel with optional support for 2 X 2. We would like to show you a description here but the site won’t allow us. DIMM Speed Up to 2933MT/s Memory Type RDIMM LRDIMM NVDIMM DCPMM (Intel® Optane™ DC persistent memory). • Choose faster memory: Supports up to 16 DDR4 RDIMMS at 2933 MT/sec • Improve throughput and reduce latency: With up to 3 PCIe Gen4 slots and 1 PCIe Gen3 • Include flexible storage: Supports up to 16x 2. bvarghese. 6 Storage. The Dell EMC PowerEdge R650, is a full-featured enterprise server, designed to optimize workloads. Drivers & Downloads. El PowerEdge R640 es la plataforma de 1U y dos sockets ideal para el procesamiento de centros de datos densos . DellEMC’s NVDIMM-N Persistent Memory is a disruptive Storage Class Memory technology that enables unprecedented performance improvement over legacy storage technologies. 2 also addresses a potential issue with NVDIMM-N refresh specifications that may lead to data loss or data corruption during self-heal attempts of. Dell R640 vs. Add to Cart. Configurations of 8x16GB (128 GB), 8x32GB (256 GB), 16x32 GB (512 GB), 16x64 GB (1024GB) were popular and recommended NOT SO for14G Servers, these are. ago. System weight System Maximum weight Dell EMC PowerEdge M640 6. View and Download Dell PowerEdge R620 owner's manual online. Dell Part A9781930. The Dell PowerEdge R630 rack servers support up to: Two Intel Xeon E5-2600 v3 or v4 processors. First, you'll need to make sure that the PowerEdge R640 has a PCIe NVMe. The Dell R640 responds to this call with redundant power supplies, advanced cooling mechanisms, and a suite of comprehensive system management tools. No, they aren't compatible. 00. Memory specifications. LCD panel. Know 2666 RAM works inside. Options to manage the pre-operating system applications. Supported configurations for the PowerEdge R730 system. 68TB SSD 2x 25G SFP+ 1Yr Wty. The PowerEdge R640 is a general purpose platform expandable up to 7. Models T440, R440, R540: DIMM population changed when Performance Optimized Mode is ordered and there is a quantity of 4 and 8 DIMMs per CPU. DCPMMs are installed in the memory slots of the server and are compatible with RDIMMs and LRDIMMs. The technical and environmental specifications of your system are outlined in this section. 19. System battery specifications. If you chose the MPMemory option, you will need to select the type of test you want to run : Express or Custom. 5-inch hard drives on the front panel with optional support for 2 X 2. 2V • ECC • Single. Automated features and built-in telemetry streaming give you added productivity and better server management. With the computer powered off, hold down the Fn key and the power button simultaneously. The system features the 3rd Generation Intel480GB SSD SATA Mix Use 6Gbps 512 2. System dimensions. System dimensions. The R640 can handle demanding workloads such as virtualization, dense private cloud, High Performance System dimensions. Dell PowerEdge R640 Memory Configuration Guide. 5-inch hard drives on the front panel with optional support for 2 X 2. Memory Configuration: 3TB Max (24 x 128GB LRDIMM) 768GB Max (24 x 32GB RDIMM) Installed Memory: Instantly check how much Memory you. See the Memory section for details. x and later. R640 1. I suggest swapping the memory in slots B1-B3 with the memory in slots A1-A3. The R640 features:The Dell EMC PowerEdge R640 system is a 1U rack server that supports up to: Two 2 nd generation Intel Xeon Scalable Processors. Back panel. Underneath a plastic air shroud to the right, you’ll find the single CPU socket with the 6-core 2. Fixes - Relaxed the PCIe link training issues from Critical to Warning status. 1 where the system may reset during power-on at the time "Configuring Memory" is displayed on the boot screen. 4TB to 25. 3. Expansion bus specifications. Memory population guidelines. Dell EMC PowerEdge – 14G Memory Population Rules updated for certain server's configurations. (English) For a custom test, check the relevant test you want to pass. Random Access Memory (RAM) is a type of hardware that your computer uses to store information. or its subsidiaries. Of the 24 DIMMs, 12 can be used for NVDIMMs giving lots of performance in such a small form factor. I'm looking at the manual, and - correct me if I'm wrong - sockets with white release should be populated first (per. 6GT/s, 22M Cache, Turbo, HT (100W) DDR4-2400. The new all-NVMe. Why may there be various speeds of Dell PowerEdge R640 memory? Some servers often have various configurations and versions. Front BaysThe new Dell PowerEdge R7625 is a 2U, dual-socket rack server. Financing Offers Learn More. Boot Manager. 5 inch x 8. System dimensions Table 1. - Fixed an issue in certain PCIe cards where the system stopped responding and the following message is displayed: Loading BIOS Drivers. $213. NOTE All instances of SAS, SATA hard drives and SSDs are referred to as drives in this document, unless specified otherwise. Dell EMC PowerEdge R640 Rack Server Rear Storage Bays. 4. Meet the increasing demands of your applications with more Dell PowerEdge R640 memory. 5" and 2. Intel Optane Persistent Memory Restrictions – Only Applicable to R840. In this video, we will be covering memory! We will go over the supported types of mem. I've just updated the iDRAC in a PowerEdge R340 from 5. 5 inch drives, and flexible I/O options. 5 inch drives, and flexible I/O options. 8 x 2. Add the other two 64G DIMM to A2 and B2 and check results . 24 DIMM slots. As with the older R640, it has room at the back for another 2-bay cage which also supports NVMe SSDs. Users can create NVMe cache pools and utilize either 2. Looking at the dimms and server specifications the issue looks to be compatibility. 960GB SSD SATA Read Intensive 6Gbps 512 2. View Details. I don't have documentation on what was changed from V2 to V3. 5-inch hard drives on the back panel. Free shipping. With automatic workload tuning for many workloads, configuration is quick. 5-inch hard drives on the front panel, or 10 x 2. Processor specifications. The Dell EMC PowerEdge R640 is the ideal dual-socket, 1U platform for dense scale-out data center computing. Server is not under support anymore. CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid theHere you will find all the resources to learn more about memory for your server, troubleshoot any memory issues or simply upgrade your PowerEdge server's memory from selecting the right memory for you, to buying it, installing it and configuring the DIMM's in your system. PSU specifications. Chassis dimensions. Example of Errors seen during Boot: UEFI0339: The Dual Inline Memory Module (DIMM) in the memory slot <XX> is disabled because of initialization errors caused by. Crucial Memory and SSD. NVDIMM 192GB. I would like to make my server with 2TB memory. PowerEdge R640 • NVMe Direct-attached drives reduce latency. :ASSY,CRD,PLN,MB,R640,INTEC, V3. Get Dell PowerEdge R610 memory upgrades and get ️ Lifetime warranty Great savings Factory original memory just like Dell does @Memory. DDR4-3200MT/s • 32GB Module Capacity • 16Gb Die Density • RDIMM • 1 Rank x 4 • PC4-25600 • CL=22 • Ext Timing 22-22-22 • 1. Dell EMC vSAN R640 Ready Node, Dell EMC vSAN R740xd Ready Node. On the Intel Server Board, memory. 5” SAS/SATA hard drives or SSDs or up to 8x 3. Resolution. com Support web pages. 5-inch hard drives or 4 x 3. Host Storage Capacity. " All setings are done! processor must be SGX. • The memory subsystem is the combination of all the independent memory functions listed above. 5-inch hard drives on the back panel. Search Newegg. Memory Type & Info. 92 mm (7. Max. Max HDD is 2. . 5" and 2. PowerFlex appliance R640 system overview. 4 Intel® Xeon™ scalable processors have two slots per channel, shown as columns A and B, so there are a total of twelve slots per CPU for memory module population. $10,425. System Setup. 24 DDR4 DIMM slots (12 NVDIMM or 12 DCPMM only) Supports registered ECC DDR4 DIMMs only. The memory controller is on the CPU. SSDs and system memory with System Erase. Component type. appreciate if you give me support to fix this issue. Memory slots population can be different from what is described in the server User's Manual. Intel Optane Persistent Memory Restrictions – ONLY APPLICABLE TO R940. 32 KB. The Dell™ PowerEdge™ R630 is Dell’s latest 2-socket, 1U rack server designed to run complex workloads using highly scalable memory, I/O capacity and flexible network options. R640 support 64GB RDIMM. Create goal; PMem event reporting. Dell servers are not natively compatible with NVME m. The Dell EMC PowerEdge R640 combines density, performance, and scalability to optimize application performance and data center density. 5-inch hard drives on the front panel with optionalDell PowerEdge R640 RAM modules increase. 8. Designed to be the backbone of your data center,. 192GB (12 x 16GB) DDR3-1600 MHz PC3-12800R ECC Registered Server Memory Upgrade Kit. 32 GB RDIMM,. 5-inch hard drives on the front panel with optional support for 2 X 2. PowerEdge R640 •. Part Desc. If the server has 2 CPU slots and only 1 CPU is used, not all RAM slots can be used. Dell EMC vSAN R6415 Ready Node. Dell EMC PowerEdge T440 Technical Guide Regulatory Model: E30S Series Regulatory Type: E30S002 December 2021 Rev. DELL EMC POWEREDGE R640 . it would be nice to have more information about your system as well. 57 products. The PowerEdge R640 is the ideal dual-socket, 1U platform for dense scale-out . 2 NVME, you would need to use a 3rd party PCI adapter, which may or may not be supported by the Dell server hardware. Table 1. Shop the Dell EMC PowerEdge R450 a two-socket entry-level 1U server offers improved performance & added value with faster processing speeds & flexible storage. 51. 5-inch hard drives on. Compare. If you can try running the built in diagnosticshi, in Ericsson we have dell poweredge r640. PowerEdge R640 Deliver fast performance and reduce latency with NVMe drivesOEM R640 Carrier Grade DELL EMC POWEREDGE OEM R640 CARRIER GRADE PowerEdge R640 Carrier Grade •NEBS Level 3 and ETSI validated •Commercial off the shelf hardware with OEM-. About this guide. The PowerEdge R440 is a general purpose platform expandable up to 1TB of memory, up to ten drivesSupported configurations for PowerEdge R640 • Front view of the system • Back view of the system • Drive indicator codes • LCD panel • Locating the Service Tag of your system. 戴尔易安信 PowerEdge R640 是一款可扩展的1U机架式服务器， 设计用于通过双路平台进行计算和存储。 R640被描述为性能、成本和密度之间的一种平衡， 它用于处理一系列不同数据中心用例带来的工作负载，特别是密集的软件定义存储、服务提供商、应用层、密集的私有云、虚拟化和 高性能计算(HPC)等。Dell Memory Upgrade - 64GB - 4RX4 DDR4 LRDIMM 2666MHz. $3,576. Use this guide for information about your system. 24 Memory Slots Up to 3TB DDR4 RAM; 4 x 3. Dell EMC PowerEdge – 14G Memory Population Rules updated for certain server's configurations Memory slots population can be different from what is described in the server User's ManualDell EMC PowerEdge R640 Installation and Service Manual Regulatory Model: E39S Series Regulatory Type: E39S001First for the difference in system board, it is version change: Part #: CRT1G is version 2. 1 Overview The Dell™ PowerEdge™ R310 is a high-performance, 1-socket 1U rack server with flexible computing power, business scalability, simplified management, data. Dell 1U Servers. On 11th generation and older servers the memory logs must be manually cleared. Notes, cautions, and warnings. 8 x 2. The new all-NVMe option on R640 S2D Ready Node provides a compact 1U node for applications that are sensitive to both compute and storage. Displayed language can be changed in the top section. Memory: 256GB 2,933MHz DDR4, 8 x 128GB Intel Optane PMEM 200: Storage bays: 8 x SFF front hot-swap (max 12 with. -the memory (32GB, 2666, 2RX4, 8G, DDR4) temperature and other metric from which the memory can fails or work unexpected. Pre-Configured or custom build available. Overview. The PowerEdge R640 is the ideal dual-socket, 1U platform for dense scale-out data center computing. 5-inch hard drives on the front panel, or 10 x 2. Video specifications Table 4. Expansion bus specifications The PowerEdge R640 system supports PCI express (PCIe) generation 3 expansion cards, which are installed on the system, using expansion card risers. 8 Dell EMC NUMA Configuration for AMD EPYC (Naples) Processors | version 1. Pre-operating system management applications 7but to achieve 512GB memory I have to do one of the below: 1- Sixteen 32GB Quad Rank RDIMMs for a maximum capacity of 512GB of memory. We want to fill one of our R630 (Dual CPU) server with 640GB of RAM, but in the 'Owners Manual' at the Sample Configurations i see that 512GB or 768GB is adviced. 24 Slots. 5 R940 1. Dell EMC now offers Intel's Data Center Persistent Memory Modules (DCPMMs), a nonvolatile memory that has the same form factor as a standard DDR4 DIMM. Yes. System memory. Breathtaking performance for mission-critical workloads The scalable business architecture of the Dell EMC PowerEdge R940 can deliver the most mission critical workloads. com for dell r640 memory. The R640 can handle demanding. 8” drives. The R640 combines density, performance and scalability to optimize application performance and data center density. Max ambient Temperature is 30C. Memory specifications Memory module sockets DIMM type DIMM rank DIMM capacity Single processor Dual processors Minimum RAM Maximum RAM Minimum RAM Maximum RAM Twenty four 288-pins LRDIMM Octa rank 128 GB 128 GB 1. 24 DIMM slots. PowerEdge M640 is a density optimized, half-height blade server designed for performance and efficiency. The min2post configuration for the R640 is similarly as follows. Supported Drives. Memory. 2TB 5. 5-inch hard drives on the front panel with optional support for 2 X 2. PowerEdge R640. Call or chat with today. PowerEdge R7515 featured technologies (continued) Technology Detailed Description Wireless Management. There are four memory channels.