Product comparison · 2 pcs/workstations

Lenovo ThinkStation SNF98IX workstation Intel® Xeon® 5000 Sequence E5640 vs Lenovo ThinkStation D20 + ThinkVision L2251p

84specifications compared
25differ
59identical
25known for one product only

Key differences

Processor model
- ThinkStation SNF98IX workstation Intel® Xeon® 5000 Sequence E5640:E5640
- ThinkStation D20 + ThinkVision L2251p:E5506
Processor threads
- ThinkStation SNF98IX workstation Intel® Xeon® 5000 Sequence E5640:8
- ThinkStation D20 + ThinkVision L2251p:4
Processor frequency
- ThinkStation SNF98IX workstation Intel® Xeon® 5000 Sequence E5640:2.66 GHz
- ThinkStation D20 + ThinkVision L2251p:2.13 GHz
Processor cache
- ThinkStation SNF98IX workstation Intel® Xeon® 5000 Sequence E5640:12 MB
- ThinkStation D20 + ThinkVision L2251p:4 MB
System bus rate
- ThinkStation SNF98IX workstation Intel® Xeon® 5000 Sequence E5640:5.86 GT/s
- ThinkStation D20 + ThinkVision L2251p:4.8 GT/s
Processor lithography
- ThinkStation SNF98IX workstation Intel® Xeon® 5000 Sequence E5640:32 nm
- ThinkStation D20 + ThinkVision L2251p:45 nm
Processor series
- ThinkStation SNF98IX workstation Intel® Xeon® 5000 Sequence E5640:Intel Xeon 5600 Series
- ThinkStation D20 + ThinkVision L2251p:Intel Xeon 5500 Series
Processor codename
- ThinkStation SNF98IX workstation Intel® Xeon® 5000 Sequence E5640:Westmere EP
- ThinkStation D20 + ThinkVision L2251p:Nehalem EP

Side by side

Differences highlightedShow differences only

Comparison of SNF98IX, ThinkStation D20 + ThinkVision L2251p
109 specifications	A Lenovo ThinkStation SNF98IX workstation Intel® Xeon® 5000 Sequence E5640 Model SNF98IX View product	B Lenovo ThinkStation D20 + ThinkVision L2251p View product
Processor14 differ
Processor modelDiffers	E5640	E5506
Processor threadsDiffers	8	4
Processor boost frequencyKnown for one	2.93 GHz	Unknown — not stated by the source
Processor frequencyDiffers	2.66 GHz	2.13 GHz
Processor cacheDiffers	12 MB	4 MB
System bus rateDiffers	5.86 GT/s	4.8 GT/s
Processor lithographyDiffers	32 nm	45 nm
Processor seriesDiffers	Intel Xeon 5600 Series	Intel Xeon 5500 Series
Processor codenameDiffers	Westmere EP	Nehalem EP
TcaseDiffers	77.6 °C	76 °C
CPU multiplier (bus/core ratio)Differs	20	16
SteppingDiffers	B1	D0
Maximum internal memory supported by processorDiffers	288 GB	144 GB
Memory clock speeds supported by processorDiffers	800,1066 MHz	800 MHz
Memory bandwidth supported by processor (max)Differs	25.6 GB/s	19.2 GB/s
Processor system typeKnown for one	Unknown — not stated by the source	DP
Memory1 differ
Internal memoryDiffers	6 GB	3 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	96 GB
Memory layout (slots x size)Known for one	Unknown — not stated by the source	3 x 1 GB
Memory slotsKnown for one	Unknown — not stated by the source	12x DIMM
Storage1 differ
Optical drive typeKnown for one	DVD-RW	Unknown — not stated by the source
HDD capacityDiffers	500 GB	250 GB
Performanceidentical
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® 5520
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	8	10
DisplayPorts quantityKnown for one	2	Unknown — not stated by the source
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
DVI-I ports quantityKnown for one	1	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	2
Expansion slotsidentical
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x4 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	2	Unknown — not stated by the source
PCI slotsKnown for one	2	Unknown — not stated by the source
Poweridentical
Power requirementsKnown for one	100-240V, 50/60Hz	Unknown — not stated by the source
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Softwareidentical
Drivers includedKnown for one	Yes	Unknown — not stated by the source
Display1 differ
Display includedDiffers	No	Yes
Display diagonalKnown for one	Unknown — not stated by the source	55.9 cm (22")
ResolutionKnown for one	Unknown — not stated by the source	1680 x 1050 pixels
Processor special features6 differ
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Physical Address Extension (PAE)Differs	40 bit	Yes
Processor ARK IDDiffers	47923	37096
Supported instruction setsKnown for one	SSE4.2	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	1.0	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SLBF8
Weight & dimensions1 differ
HeightDiffers	478 mm	434 mm
WeightKnown for one	Unknown — not stated by the source	25 kg
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	High Definition Audio

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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