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Product comparison · 2 servers

Lenovo ThinkSystem SR550 server vs Lenovo ThinkSystem SR650

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  • 83specifications compared
  • 19differ
  • 64identical
  • 2known for one product only

Key differences

  • Processor family
    • Intel® Xeon®
    • Intel® Xeon® Gold
  • Processor model
    • 4108
    • 6126
  • Processor frequency
    • 1.8 GHz
    • 2.6 GHz
  • Processor boost frequency
    • 3 GHz
    • 3.7 GHz
  • Processor cores
    • 8
    • 12
  • Processor cache
    • 11 MB
    • 19.3 MB
  • Memory channels supported by processor
    • Hepta
    • Hexa
  • Thermal Design Power (TDP)
    • 85 W
    • 125 W

Side by side

Differences highlightedShow differences only
85 specifications
A

Lenovo

ThinkSystem SR550 server

Model SR550

View product
B

Lenovo

ThinkSystem SR650View product
Processor15 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Xeon®Intel® Xeon® Gold
Processor generation1st Generation Intel® Xeon® Scalable1st Generation Intel® Xeon® Scalable
Processor modelDiffers41086126
Processor frequencyDiffers1.8 GHz2.6 GHz
Processor boost frequencyDiffers3 GHz3.7 GHz
Processor coresDiffers812
Processor cacheDiffers11 MB19.3 MB
Memory channels supported by processorDiffersHeptaHexa
Number of processors installed11
Thermal Design Power (TDP)Differs85 W125 W
Processor cache typeL3L3
ECC supported by processorYesYes
Embedded options availableDiffersNoYes
Execute Disable BitYesYes
Maximum internal memory supported by processor768 GB768 GB
Maximum number of PCI Express lanes4848
Memory clock speeds supported by processorDiffers2400 MHz2666 MHz
Memory types supported by processorDDR4-SDRAMDDR4-SDRAM
Number of QPI linksKnown for one2
Processor codeDiffersSR3GJSR3B3
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 threadsDiffers1624
ScalabilityDiffers2SS4S
SteppingDiffersU0H0
Supported instruction setsAVX, AVX 2.0, AVX-512, SSE4.2AVX, AVX 2.0, AVX-512, SSE4.2
TcaseDiffers77 °C86 °C
Conflict-Free processorYesYes
Memory2 differ
Internal memoryDiffers16 GB32 GB
Internal memory typeDDR4-SDRAMDDR4-SDRAM
ECCYesYes
Memory clock speed2666 MHz2666 MHz
Memory layout (slots x size)Differs1 x 16 GB1 x 32 GB
Memory slots24x DIMM24x DIMM
Maximum internal memory3 TB3 TB
Storageidentical
Maximum storage capacity61.4 TB61.4 TB
Total storage capacity0 GB0 GB
Supported HDD sizes2.5"2.5"
RAID supportYesYes
RAID levels0, 1, 5, 6, 10, 50, 60, JBOD0, 1, 5, 6, 10, 50, 60, JBOD
Supported RAID controllersKnown for one530-8i
Hot-swapYesYes
Optical drive typeNoNo
Supported storage drive interfacesSAS, Serial ATA IIISAS, Serial ATA III
Networkidentical
Cabling technology10/100/1000Base-T(X)10/100/1000Base-T(X)
Ethernet LANYesYes
Expansion slotsidentical
PCI Express x8 (Gen 3.x) slots22
PCI Express x16 (Gen 3.x) slots11
PCI Express slots version3.03.0
Designidentical
Chassis typeRack (2U)Rack (2U)
Rack mountingYesYes
Rack railsYesYes
Redundant fans supportYesYes
Performance1 differ
Performance managementDiffersXClarity StandardXClarity Enterprise
Trusted Platform Module (TPM)YesYes
Trusted Platform Module (TPM) version1.21.2
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 IDDiffers123544120483
Poweridentical
Redundant power supply (RPS) supportYesYes
Power supply750 W750 W
Number of redundant power supplies installed11
Power supply input frequency50 - 60 Hz50 - 60 Hz
Operational conditionsidentical
Operating temperature (T-T)5 - 45 °C5 - 45 °C
Storage temperature (T-T)-10 - 60 °C-10 - 60 °C
Operating relative humidity (H-H)8 - 90%8 - 90%
Storage relative humidity (H-H)8 - 90%8 - 90%
Operating altitude0 - 3048 m0 - 3048 m
Sustainabilityidentical
Sustainability certificatesENERGY STARENERGY STAR
Weight & dimensionsidentical
Width482 mm482 mm
Depth763.7 mm763.7 mm
Height86.5 mm86.5 mm

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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