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 manufacturer	Intel	Intel
Processor family	Intel® Xeon® 5000 Sequence	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E5640	E5506
Processor cores	4	4
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
Processor cache type	Smart Cache	Smart Cache
Bus type	QPI	QPI
FSB Parity	No	No
System bus rateDiffers	5.86 GT/s	4.8 GT/s
Processor lithographyDiffers	32 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Xeon 5600 Series	Intel Xeon 5500 Series
Processor codenameDiffers	Westmere EP	Nehalem EP
Thermal Design Power (TDP)	80 W	80 W
TcaseDiffers	77.6 °C	76 °C
Number of QPI links	2	2
Processor socket	Socket B (LGA 1366)	Socket B (LGA 1366)
CPU multiplier (bus/core ratio)Differs	20	16
SteppingDiffers	B1	D0
Maximum internal memory supported by processorDiffers	288 GB	144 GB
Memory types supported by processor	DDR3-SDRAM	DDR3-SDRAM
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
ECC supported by processor	Yes	Yes
Processor system typeKnown for one	Unknown — not stated by the source	DP
Memory1 differ
Internal memoryDiffers	6 GB	3 GB
Internal memory type	DDR3-SDRAM	DDR3-SDRAM
Memory clock speed	1066 MHz	1066 MHz
ECC	Yes	Yes
Memory channels	Triple-channel	Triple-channel
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
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	Yes	Yes
Performanceidentical
Product type	Workstation	Workstation
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
Ethernet LAN (RJ-45) ports	2	2
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	0	0
PS/2 ports quantity	2	2
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
Serial ports quantity	1	1
Parallel ports quantity	0	0
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
Chassis type	Tower	Tower
Product colourKnown for one	Black	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows 7 Professional	Windows 7 Professional
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
CPU configuration (max)	2	2
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	Yes
Execute Disable Bit	Yes	Yes
Idle States	Yes	Yes
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	Yes	Yes
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	Yes	Yes
Intel FDI Technology	No	No
Intel Fast Memory Access	No	No
Intel Flex Memory Access	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel VT-x with Extended Page Tables (EPT)	Yes	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)	Yes	Yes
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)	No	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)	No	No
Intel® InTru™ 3D Technology	No	No
Intel® Insider™	No	No
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)Differs	40 bit	Yes
Processor ARK IDDiffers	47923	37096
Processor package size	42.5 X 45 mm	42.5 x 45 mm
Supported instruction setsKnown for one	SSE4.2	Unknown — not stated by the source
Thermal Monitoring Technologies	No	No
Intel® Turbo Boost TechnologyDiffers	1.0	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Quick Sync Video Technology	No	No
Intel® My WiFi Technology (Intel® MWT)	No	No
Intel® Anti-Theft Technology (Intel® AT)	No	No
Conflict-Free processor	No	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
Width	210 mm	210 mm
Depth	602 mm	602 mm
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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