Product comparison · 2 servers

Lenovo ThinkSystem SN550 vs Lenovo ThinkSystem SN850

43specifications compared
18differ
25identical
30known for one product only

Key differences

Processor family
- ThinkSystem SN550:Intel® Xeon® 5000 Sequence
- ThinkSystem SN850:Intel® Xeon® Platinum
Processor model
- ThinkSystem SN550:5120
- ThinkSystem SN850:8170
Processor frequency
- ThinkSystem SN550:1.86 GHz
- ThinkSystem SN850:2.1 GHz
Processor cores
- ThinkSystem SN550:2
- ThinkSystem SN850:26
Processor cache
- ThinkSystem SN550:4 MB
- ThinkSystem SN850:35.75 MB
Number of processors installed
- ThinkSystem SN550:1
- ThinkSystem SN850:2
Thermal Design Power (TDP)
- ThinkSystem SN550:65 W
- ThinkSystem SN850:165 W
Processor cache type
- ThinkSystem SN550:L2
- ThinkSystem SN850:L3

Side by side

Differences highlightedShow differences only

Comparison of ThinkSystem SN550, ThinkSystem SN850
73 specifications	A Lenovo ThinkSystem SN550 View product	B Lenovo ThinkSystem SN850 View product
Processor12 differ
Processor familyDiffers	Intel® Xeon® 5000 Sequence	Intel® Xeon® Platinum
Processor generationKnown for one	Unknown — not stated by the source	1st Generation Intel® Xeon® Scalable
Processor modelDiffers	5120	8170
Processor frequencyDiffers	1.86 GHz	2.1 GHz
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.7 GHz
Processor coresDiffers	2	26
Processor cacheDiffers	4 MB	35.75 MB
Memory channels supported by processorKnown for one	Unknown — not stated by the source	Hepta
Number of processors installedDiffers	1	2
Thermal Design Power (TDP)Differs	65 W	165 W
Processor cache typeDiffers	L2	L3
ECC supported by processorKnown for one	Unknown — not stated by the source	Yes
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	768 GB
Maximum number of PCI Express lanesKnown for one	Unknown — not stated by the source	48
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	2666 MHz
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR4-SDRAM
Processor codeKnown for one	Unknown — not stated by the source	SR37H
Processor codenameKnown for one	Unknown — not stated by the source	Skylake
Processor lithographyDiffers	65 nm	14 nm
Processor package sizeDiffers	37.5 x 37.5 mm	76.0 x 56.5 mm
Processor socketDiffers	LGA 771 (Socket J)	LGA 3647 (Socket P)
ScalabilityKnown for one	Unknown — not stated by the source	S8S
SteppingKnown for one	Unknown — not stated by the source	H0
Supported instruction setsKnown for one	Unknown — not stated by the source	AVX, AVX 2.0, AVX-512, SSE4.2
TcaseDiffers	65 °C	89 °C
Conflict-Free processorKnown for one	Unknown — not stated by the source	Yes
Bus typeKnown for one	FSB	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	7	Unknown — not stated by the source
FSB ParityKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	291 M	Unknown — not stated by the source
Processing Die sizeKnown for one	143 mm²	Unknown — not stated by the source
Processor front side busKnown for one	1066 MHz	Unknown — not stated by the source
Processor threadsKnown for one	2	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	Yes	Unknown — not stated by the source
Memory1 differ
Internal memoryDiffers	16 GB	64 GB
Expansion slotsidentical
PCI Express slots versionKnown for one	Unknown — not stated by the source	3.0
Processor special features5 differ
Intel TSX-NIKnown for one	Unknown — not stated by the source	Yes
Intel TSX-NI versionKnown for one	Unknown — not stated by the source	1.00
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	Yes
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	Yes
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
Intel® Turbo Boost TechnologyDiffers	No	2.0
Processor ARK IDDiffers	27215	120506
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source

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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