All categories
Phones & WearablesView all 31

Departments

Phones & WearablesComputers & TabletsComponents & StorageNetworkingPrinting & OfficePower & ChargingTV, Audio & VideoGaming, Toys & RobotsKitchen AppliancesHome AppliancesPersonal Care & HealthSmart Home & SecurityCar & MobilityTools & GardenCameras & Photo

Shopping country

Browse

All categoriesCompare products

Product comparison · 2 servers

Dell PowerEdge R640 server vs Lenovo ThinkSystem SR550 server

Add a product
  • 62specifications compared
  • 20differ
  • 42identical
  • 40known for one product only

Key differences

  • Processor family
    • Intel Xeon Silver
    • Intel® Xeon®
  • Processor model
    • 4116
    • 4108
  • Processor frequency
    • 2.1 GHz
    • 1.8 GHz
  • Processor cores
    • 12
    • 8
  • Processor cache
    • 16.5 MB
    • 11 MB
  • Memory channels supported by processor
    • Hexa
    • Hepta
  • Embedded options available
    • Yes
    • No
  • Processor code
    • SR3HQ
    • SR3GJ

Side by side

Differences highlightedShow differences only
102 specifications
A

Dell

PowerEdge R640 server

Model R640

View product
B

Lenovo

ThinkSystem SR550 server

Model SR550

View product
Processor11 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel Xeon SilverIntel® Xeon®
Processor generation1st Generation Intel® Xeon® Scalable1st Generation Intel® Xeon® Scalable
Processor modelDiffers41164108
Processor frequencyDiffers2.1 GHz1.8 GHz
Processor boost frequency3 GHz3 GHz
Processor coresDiffers128
Processor cacheDiffers16.5 MB11 MB
Memory channels supported by processorDiffersHexaHepta
Number of processors installed11
Thermal Design Power (TDP)85 W85 W
Processor cache typeL3L3
ECC supported by processorYesYes
Embedded options availableDiffersYesNo
Execute Disable BitYesYes
Maximum internal memory supported by processor768 GB768 GB
Maximum number of PCI Express lanes4848
Memory clock speeds supported by processor2400 MHz2400 MHz
Memory types supported by processorDDR4-SDRAMDDR4-SDRAM
Number of QPI linksKnown for one2
Processor codeDiffersSR3HQSR3GJ
Processor codenameSkylakeSkylake
Processor lithography14 nm14 nm
Processor operating modes64-bit64-bit
Processor package size76.0 x 56.5 mm76.0 x 56.5 mm
Processor socketLGA 3647 (Socket P)LGA 3647 (Socket P)
Processor threadsDiffers2416
Scalability2S2S
SteppingDiffersM0U0
Supported instruction setsAVX, AVX 2.0, AVX-512, SSE4.2AVX, AVX 2.0, AVX-512, SSE4.2
TcaseDiffers76 °C77 °C
Conflict-Free processorYesYes
Intelligent Platform Management Interface (IPMI) supportKnown for oneYes
Memory2 differ
Internal memory16 GB16 GB
Internal memory typeDDR4-SDRAMDDR4-SDRAM
ECCYesYes
Memory clock speed2666 MHz2666 MHz
Memory layout (slots x size)Known for one1 x 16 GB
Memory slotsDiffers2424x DIMM
Maximum internal memoryDiffers192 GB3 TB
Storage3 differ
Maximum storage capacityKnown for one61.4 TB
Total storage capacityDiffers300 GB0 GB
Supported HDD sizes2.5"2.5"
RAID supportYesYes
RAID levelsDiffers0, 1, 5, 100, 1, 5, 6, 10, 50, 60, JBOD
Supported RAID controllersKnown for one530-8i
Hot-swapKnown for oneYes
Optical drive typeDiffersDVD±RWNo
Supported storage drive interfacesKnown for oneSAS, Serial ATA III
Number of HDDs installedKnown for one1
HDD capacityKnown for one300 GB
HDD interfaceKnown for oneSerial Attached SCSI (SAS)
HDD sizeKnown for one2.5"
Hot-Plug supportKnown for oneYes
Internal drive baysKnown for one8
Networkidentical
Cabling technology10/100/1000Base-T(X)10/100/1000Base-T(X)
Ethernet LANYesYes
LAN controllerKnown for oneBroadcom 5720
Expansion slots1 differ
PCI Express x8 (Gen 3.x) slotsDiffers32
PCI Express x16 (Gen 3.x) slotsKnown for one1
PCI Express slots version3.03.0
Design1 differ
Chassis typeDiffersRack (1U)Rack (2U)
Rack mountingYesYes
Rack railsYesYes
Redundant fans supportKnown for oneYes
Performanceidentical
Performance managementKnown for oneXClarity Standard
Trusted Platform Module (TPM)Known for oneYes
Trusted Platform Module (TPM) versionKnown for one1.2
Remote administrationKnown for oneiDRAC9 Enterprise
Processor special features1 differ
Enhanced Intel SpeedStep TechnologyYesYes
Intel 64YesYes
Intel TSX-NIYesYes
Intel TSX-NI version1.001.00
Intel Trusted Execution TechnologyYesYes
Intel VT-x with Extended Page Tables (EPT)YesYes
Intel Virtualization Technology (VT-x)YesYes
Intel Virtualization Technology for Directed I/O (VT-d)YesYes
Intel® AES New Instructions (Intel® AES-NI)YesYes
Intel® Hyper Threading Technology (Intel® HT Technology)YesYes
Intel® Turbo Boost Technology2.02.0
Processor ARK IDDiffers120481123544
Intel Secure BootKnown for oneYes
Poweridentical
Redundant power supply (RPS) supportKnown for oneYes
Power supplyKnown for one750 W
Number of redundant power supplies installedKnown for one1
Power supply input frequencyKnown for one50 - 60 Hz
Operational conditionsidentical
Operating temperature (T-T)Known for one5 - 45 °C
Storage temperature (T-T)Known for one-10 - 60 °C
Operating relative humidity (H-H)Known for one8 - 90%
Storage relative humidity (H-H)Known for one8 - 90%
Operating altitudeKnown for one0 - 3048 m
Sustainabilityidentical
Sustainability certificatesKnown for oneENERGY STAR
Weight & dimensions1 differ
WidthKnown for one482 mm
DepthDiffers705 mm763.7 mm
HeightKnown for one86.5 mm
Ports & interfacesidentical
Ethernet LAN (RJ-45) portsKnown for one4
USB 2.0 ports quantityKnown for one1
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one2
Serial ports quantityKnown for one1
VGA (D-Sub) ports quantityKnown for one1
Softwareidentical
Compatible operating systemsKnown for oneCanonical Ubuntu LTS Citrix XenServer Microsoft Windows Server with Hyper-V Red Hat Enterprise Linux SUSE Linux Enterprise Server VMware ESXi
Other featuresidentical
Dell E-Value CodeKnown for onePER6402

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

More server comparisons

All server comparisons