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Product comparison · 2 servers

Lenovo ThinkSystem SR650 vs Lenovo ThinkSystem ST550

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  • 73specifications compared
  • 29differ
  • 44identical
  • 20known for one product only

Key differences

  • Processor family
    • Intel® Xeon® Gold
    • Intel® Xeon®
  • Processor model
    • 6126
    • 4110
  • Processor frequency
    • 2.6 GHz
    • 2.1 GHz
  • Processor boost frequency
    • 3.7 GHz
    • 3 GHz
  • Processor cores
    • 12
    • 8
  • Processor cache
    • 19.3 MB
    • 11 MB
  • Memory channels supported by processor
    • Hexa
    • Hepta
  • Thermal Design Power (TDP)
    • 125 W
    • 85 W

Side by side

Differences highlightedShow differences only
93 specifications
A

Lenovo

ThinkSystem SR650View product
B

Lenovo

ThinkSystem ST550View product
Processor13 differ
Processor familyDiffersIntel® Xeon® GoldIntel® Xeon®
Processor modelDiffers61264110
Processor frequencyDiffers2.6 GHz2.1 GHz
Processor boost frequencyDiffers3.7 GHz3 GHz
Processor coresDiffers128
Processor cacheDiffers19.3 MB11 MB
Memory channels supported by processorDiffersHexaHepta
Thermal Design Power (TDP)Differs125 W85 W
Memory clock speeds supported by processorDiffers2666 MHz2400 MHz
Memory types supported by processorDiffersDDR4-SDRAMLPDDR4-SDRAM
Processor codeKnown for oneSR3B3
Processor threadsDiffers2416
ScalabilityDiffersS4S2S
SteppingKnown for oneH0
TcaseDiffers86 °C77 °C
Memory4 differ
Internal memoryDiffers32 GB16 GB
ECCKnown for oneYes
Memory layout (slots x size)Differs1 x 32 GB1 x 16 GB
Memory slotsDiffers24x DIMM12
Maximum internal memoryDiffers3 TB768 GB
Storage3 differ
Maximum storage capacityDiffers61.4 TB61.44 TB
Total storage capacityKnown for one0 GB
Supported HDD sizesDiffers2.5"2.5,3.5"
RAID levelsDiffers0, 1, 5, 6, 10, 50, 60, JBOD0, 1, 5, 6, 10, 50, 60
Optical drive typeKnown for oneNo
Supported storage drive interfacesKnown for oneSAS, Serial ATA III
HDD interfaceKnown for oneSerial ATA, Serial Attached SCSI (SAS)
Supported RAID controllersKnown for one530-8i
Hot-Plug supportKnown for oneYes
Expansion slots1 differ
PCI Express x16 (Gen 3.x) slotsDiffers12
Design1 differ
Chassis typeDiffersRack (2U)Tower
Rack mountingKnown for oneYes
Rack railsKnown for oneYes
Redundant fans supportKnown for oneYes
Performance1 differ
Performance managementDiffersXClarity EnterpriseXClarity Standard
Processor special features1 differ
Processor ARK IDDiffers120483123547
Poweridentical
Number of redundant power supplies installedKnown for one1
Number of main power suppliesKnown for one1
Operational conditions2 differ
Operating temperature (T-T)Differs5 - 45 °C10 - 35 °C
Operating relative humidity (H-H)Differs8 - 90%20 - 80%
Weight & dimensions3 differ
WidthDiffers482 mm175.8 mm
DepthDiffers763.7 mm666.4 mm
HeightDiffers86.5 mm425.5 mm
Graphicsidentical
On-board graphics cardKnown for oneYes
On-board graphics card modelKnown for oneMatrox G200
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one3
VGA (D-Sub) ports quantityKnown for one1
Softwareidentical
Compatible operating systemsKnown for oneMicrosoft Windows Server 2016/2012 R2, Red Hat Enterprise Linux 7.3/6.9, SUSE, Linux Enterprise Server 12 SP2/11 SP4, VMware vSphere (ESXi) 6.5/6.0 U3

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.

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