Product comparison · 2 servers

Lenovo ThinkSystem SR950 server Rack (4U) Intel® Xeon® Platinum 8160 vs Lenovo ThinkSystem SN550

31specifications compared
20differ
11identical
51known for one product only

Key differences

Processor family
- ThinkSystem SR950 server Rack (4U) Intel® Xeon® Platinum 8160:Intel® Xeon® Platinum
- ThinkSystem SN550:Intel® Xeon® 5000 Sequence
Processor model
- ThinkSystem SR950 server Rack (4U) Intel® Xeon® Platinum 8160:8160
- ThinkSystem SN550:5120
Processor frequency
- ThinkSystem SR950 server Rack (4U) Intel® Xeon® Platinum 8160:2.1 GHz
- ThinkSystem SN550:1.86 GHz
Processor cores
- ThinkSystem SR950 server Rack (4U) Intel® Xeon® Platinum 8160:24
- ThinkSystem SN550:2
Processor cache
- ThinkSystem SR950 server Rack (4U) Intel® Xeon® Platinum 8160:33 MB
- ThinkSystem SN550:4 MB
Number of processors installed
- ThinkSystem SR950 server Rack (4U) Intel® Xeon® Platinum 8160:8
- ThinkSystem SN550:1
Thermal Design Power (TDP)
- ThinkSystem SR950 server Rack (4U) Intel® Xeon® Platinum 8160:150 W
- ThinkSystem SN550:65 W
Processor cache type
- ThinkSystem SR950 server Rack (4U) Intel® Xeon® Platinum 8160:L3
- ThinkSystem SN550:L2

Side by side

Differences highlightedShow differences only

Comparison of SR950, ThinkSystem SN550
82 specifications	A Lenovo ThinkSystem SR950 server Rack (4U) Intel® Xeon® Platinum 8160 Model SR950 View product	B Lenovo ThinkSystem SN550 View product
Processor13 differ
Processor familyDiffers	Intel® Xeon® Platinum	Intel® Xeon® 5000 Sequence
Processor generationKnown for one	1st Generation Intel® Xeon® Scalable	Unknown — not stated by the source
Processor modelDiffers	8160	5120
Processor frequencyDiffers	2.1 GHz	1.86 GHz
Processor boost frequencyKnown for one	3.7 GHz	Unknown — not stated by the source
Processor coresDiffers	24	2
Processor cacheDiffers	33 MB	4 MB
Memory channels supported by processorKnown for one	Hexa	Unknown — not stated by the source
Number of processors installedDiffers	8	1
Thermal Design Power (TDP)Differs	150 W	65 W
Processor cache typeDiffers	L3	L2
ECC supported by processorKnown for one	Yes	Unknown — not stated by the source
Maximum internal memory supported by processorKnown for one	768 GB	Unknown — not stated by the source
Maximum number of PCI Express lanesKnown for one	48	Unknown — not stated by the source
Memory clock speeds supported by processorKnown for one	2666 MHz	Unknown — not stated by the source
Memory types supported by processorKnown for one	DDR4-SDRAM	Unknown — not stated by the source
Processor codeKnown for one	SR3B0	Unknown — not stated by the source
Processor codenameKnown for one	Skylake	Unknown — not stated by the source
Processor lithographyDiffers	14 nm	65 nm
Processor package sizeDiffers	76.0 x 56.5 mm	37.5 x 37.5 mm
Processor socketDiffers	LGA 3647 (Socket P)	LGA 771 (Socket J)
Processor threadsDiffers	48	2
ScalabilityKnown for one	S8S	Unknown — not stated by the source
SteppingKnown for one	H0	Unknown — not stated by the source
Supported instruction setsKnown for one	AVX, AVX 2.0, AVX-512, SSE4.2	Unknown — not stated by the source
TcaseDiffers	85 °C	65 °C
Conflict-Free processorKnown for one	Yes	Unknown — not stated by the source
Bus typeKnown for one	Unknown — not stated by the source	FSB
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	7
FSB ParityKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	291 M
Processing Die sizeKnown for one	Unknown — not stated by the source	143 mm²
Processor front side busKnown for one	Unknown — not stated by the source	1066 MHz
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	Yes
Memory2 differ
Internal memoryDiffers	32 GB	16 GB
Memory slotsDiffers	12	24
Storageidentical
Maximum storage capacityKnown for one	12 TB	Unknown — not stated by the source
HDD interfaceKnown for one	Serial ATA, Serial Attached SCSI (SAS)	Unknown — not stated by the source
HDD sizeKnown for one	2.5"	Unknown — not stated by the source
Supported RAID controllersKnown for one	930-16i	Unknown — not stated by the source
Hot-Plug supportKnown for one	Yes	Unknown — not stated by the source
Optical drive typeKnown for one	Unknown — not stated by the source	No
Expansion slotsidentical
PCI Express slots versionKnown for one	3.0	Unknown — not stated by the source
Designidentical
Chassis typeKnown for one	Rack (4U)	Unknown — not stated by the source
Rack mountingKnown for one	Yes	Unknown — not stated by the source
Processor special features5 differ
Intel TSX-NIKnown for one	Yes	Unknown — not stated by the source
Intel TSX-NI versionKnown for one	1.00	Unknown — not stated by the source
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel VT-x with Extended Page Tables (EPT)Differs	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Yes	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	Yes	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Turbo Boost TechnologyDiffers	2.0	No
Processor ARK IDDiffers	120501	27215
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
Poweridentical
Power supplyKnown for one	1600 W	Unknown — not stated by the source
Number of main power suppliesKnown for one	4	Unknown — not stated by the source
Networkidentical
Ethernet LANKnown for one	Unknown — not stated by the source	Yes
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one	Unknown — not stated by the source	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityKnown for one	Unknown — not stated by the source	1
VGA (D-Sub) ports quantityKnown for one	Unknown — not stated by the source	0
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 35 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 60 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 80%
Storage relative humidity (H-H)Known for one	Unknown — not stated by the source	8 - 90%
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	215 mm
DepthKnown for one	Unknown — not stated by the source	493 mm
HeightKnown for one	Unknown — not stated by the source	51 mm
WeightKnown for one	Unknown — not stated by the source	7.1 kg

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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