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Product comparison · 2 servers

Lenovo ThinkSystem SR550 server vs Lenovo ThinkSystem SR850

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  • 80specifications compared
  • 27differ
  • 53identical
  • 10known for one product only

Key differences

  • Processor family
    • Intel® Xeon®
    • Intel® Xeon® Gold
  • Processor model
    • 4108
    • 5115
  • Processor frequency
    • 1.8 GHz
    • 2.4 GHz
  • Processor boost frequency
    • 3 GHz
    • 3.2 GHz
  • Processor cores
    • 8
    • 10
  • Processor cache
    • 11 MB
    • 13.75 MB
  • Memory channels supported by processor
    • Hepta
    • Hexa
  • Number of processors installed
    • 1
    • 4

Side by side

Differences highlightedShow differences only
90 specifications
A

Lenovo

ThinkSystem SR550 server

Model SR550

View product
B

Lenovo

ThinkSystem SR850View product
Processor14 differ
Processor manufacturerIntelIntel
Processor familyDiffersIntel® Xeon®Intel® Xeon® Gold
Processor generation1st Generation Intel® Xeon® Scalable1st Generation Intel® Xeon® Scalable
Processor modelDiffers41085115
Processor frequencyDiffers1.8 GHz2.4 GHz
Processor boost frequencyDiffers3 GHz3.2 GHz
Processor coresDiffers810
Processor cacheDiffers11 MB13.75 MB
Memory channels supported by processorDiffersHeptaHexa
Number of processors installedDiffers14
Thermal Design Power (TDP)85 W85 W
Processor cache typeL3L3
ECC supported by processorYesYes
Embedded options availableNoNo
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 codeDiffersSR3GJSR3GB
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 threadsDiffers1620
ScalabilityDiffers2S4S
SteppingDiffersU0H0
Supported instruction setsAVX, AVX 2.0, AVX-512, SSE4.2AVX, AVX 2.0, AVX-512, SSE4.2
TcaseDiffers77 °C76 °C
Conflict-Free processorYesYes
Memory4 differ
Internal memoryDiffers16 GB128 GB
Internal memory typeDDR4-SDRAMDDR4-SDRAM
ECCYesYes
Memory clock speed2666 MHz2666 MHz
Memory layout (slots x size)Differs1 x 16 GB4 x 32 GB
Memory slotsDiffers24x DIMM48x DIMM
Maximum internal memoryDiffers3 TB6 TB
Storage3 differ
Maximum storage capacityKnown for one61.4 TB
Total storage capacity0 GB0 GB
Supported HDD sizes2.5"2.5"
RAID supportYesYes
RAID levelsDiffers0, 1, 5, 6, 10, 50, 60, JBOD0, 1, 5, 6, 10, 50, 60
Supported RAID controllersDiffers530-8i930-8i
Hot-swapYesYes
Optical drive typeNoNo
Supported storage drive interfacesDiffersSAS, Serial ATA IIISAS, Serial ATA III, M.2
Networkidentical
Cabling technologyKnown for one10/100/1000Base-T(X)
Ethernet LANKnown for oneYes
Expansion slots2 differ
PCI Express x8 (Gen 3.x) slotsDiffers27
PCI Express x16 (Gen 3.x) slotsDiffers12
PCI Express slots version3.03.0
Designidentical
Chassis typeRack (2U)Rack (2U)
Rack mountingYesYes
Rack railsYesYes
Redundant fans supportYesYes
Performance1 differ
Performance managementDiffersXClarity StandardXClarity Advanced
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 IDDiffers123544120484
Power2 differ
Redundant power supply (RPS) supportYesYes
Power supplyDiffers750 W1100 W
Number of redundant power supplies installedDiffers12
Power supply input frequencyKnown for one50 - 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
Graphicsidentical
On-board graphics card modelKnown for oneMatrox G200
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityKnown for one3
Serial ports quantityKnown for one1
VGA (D-Sub) ports quantityKnown for one1

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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