Product comparison · 2 pcs/workstations

Lenovo ThinkStation E20 + ThinkVision L2251p vs Lenovo ThinkStation S20 + NVIDIA Quadro FX 1800

89specifications compared
44differ
45identical
24known for one product only

Key differences

Processor family
- ThinkStation E20 + ThinkVision L2251p:Intel® Core™ i3
- ThinkStation S20 + NVIDIA Quadro FX 1800:Intel® Xeon® 3000 Sequence
Processor model
- ThinkStation E20 + ThinkVision L2251p:i3-530
- ThinkStation S20 + NVIDIA Quadro FX 1800:W3530
Processor cores
- ThinkStation E20 + ThinkVision L2251p:2
- ThinkStation S20 + NVIDIA Quadro FX 1800:4
Processor threads
- ThinkStation E20 + ThinkVision L2251p:4
- ThinkStation S20 + NVIDIA Quadro FX 1800:8
Processor frequency
- ThinkStation E20 + ThinkVision L2251p:2.93 GHz
- ThinkStation S20 + NVIDIA Quadro FX 1800:2.8 GHz
Processor cache
- ThinkStation E20 + ThinkVision L2251p:4 MB
- ThinkStation S20 + NVIDIA Quadro FX 1800:8 MB
Bus type
- ThinkStation E20 + ThinkVision L2251p:DMI
- ThinkStation S20 + NVIDIA Quadro FX 1800:QPI
System bus rate
- ThinkStation E20 + ThinkVision L2251p:2.5 GT/s
- ThinkStation S20 + NVIDIA Quadro FX 1800:4.8 GT/s

Side by side

Differences highlightedShow differences only

Comparison of ThinkStation E20 + ThinkVision L2251p, ThinkStation S20 + NVIDIA Quadro FX 1800
113 specifications	A Lenovo ThinkStation E20 + ThinkVision L2251p View product	B Lenovo ThinkStation S20 + NVIDIA Quadro FX 1800 View product
Processor22 differ
Processor familyDiffers	Intel® Core™ i3	Intel® Xeon® 3000 Sequence
Processor generationKnown for one	Intel® Core™ i3	Unknown — not stated by the source
Processor modelDiffers	i3-530	W3530
Processor coresDiffers	2	4
Processor threadsDiffers	4	8
Processor frequencyDiffers	2.93 GHz	2.8 GHz
Processor cacheDiffers	4 MB	8 MB
Bus typeDiffers	DMI	QPI
System bus rateDiffers	2.5 GT/s	4.8 GT/s
Processor lithographyDiffers	32 nm	45 nm
Processor seriesDiffers	Intel Core i3-500 Desktop Series	Intel Xeon 3500 Series
Processor codenameDiffers	Clarkdale	Bloomfield
Thermal Design Power (TDP)Differs	73 W	130 W
TcaseDiffers	72.6 °C	67.9 °C
Maximum number of PCI Express lanesKnown for one	16	Unknown — not stated by the source
PCI Express configurationsKnown for one	1x16, 2x8	Unknown — not stated by the source
PCI Express slots versionKnown for one	2.0	Unknown — not stated by the source
Processor socketDiffers	LGA 1156 (Socket H)	Socket B (LGA 1366)
Number of Processing Die TransistorsDiffers	382 M	731 M
Processing Die sizeDiffers	81 mm²	263 mm²
CPU multiplier (bus/core ratio)Differs	22	21
SteppingDiffers	C2	D0
Maximum internal memory supported by processorDiffers	16 GB	24 GB
Memory types supported by processorDiffers	DDR3 1066/1333	DDR3-SDRAM
Memory bandwidth supported by processor (max)Differs	21 GB/s	25.6 GB/s
ECC supported by processorDiffers	No	Yes
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.06 GHz
Number of QPI linksKnown for one	Unknown — not stated by the source	1
Processor core voltage (AC)Known for one	Unknown — not stated by the source	1.55 V
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	800,1066 MHz
Memory4 differ
Internal memoryDiffers	2 GB	6 GB
Maximum internal memoryDiffers	16 GB	24 GB
Memory clock speedDiffers	1333 MHz	1066 MHz
Memory channelsDiffers	Dual-channel	Triple-channel
Memory layout (slots x size)Known for one	Unknown — not stated by the source	3 x 2 GB
Storage1 differ
Card reader integratedDiffers	Yes	No
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
On-board graphics card familyKnown for one	Intel® HD Graphics	Unknown — not stated by the source
On-board graphics card modelKnown for one	Intel® HD Graphics	Unknown — not stated by the source
Number of displays supported (on-board graphics)Known for one	2	Unknown — not stated by the source
On-board graphics card base frequencyKnown for one	733 MHz	Unknown — not stated by the source
Performance1 differ
Motherboard chipsetDiffers	Intel® 3450	Intel® X58 Express
Ports & interfaces2 differ
VGA (D-Sub) ports quantityDiffers	1	0
PS/2 ports quantityDiffers	2	0
eSATA ports quantityKnown for one	1	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	2
Power1 differ
Power supply typeKnown for one	100 - 240 VAC, 50/60 Hz	Unknown — not stated by the source
Power supplyDiffers	280 W	625 W
Power supply input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
Power supply input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Software1 differ
Operating system installedDiffers	Windows XP Professional	Windows 7 Professional
Display1 differ
Display includedDiffers	Yes	No
Display diagonalKnown for one	55.9 cm (22")	Unknown — not stated by the source
ResolutionKnown for one	1680 x 1050 pixels	Unknown — not stated by the source
Processor special features7 differ
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Intel Demand Based SwitchingDiffers	No	Yes
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel FDI TechnologyDiffers	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Processor ARK IDDiffers	46472	41313
Processor package sizeDiffers	37.5 x 37.5 mm	42.5 x 45.0 mm
Intel® Turbo Boost TechnologyDiffers	No	1.0
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SLBKR
Audio1 differ
Audio systemDiffers	Realtek ALC662	High Definition Audio
Weight & dimensions3 differ
DepthDiffers	430.8 mm	460 mm
HeightDiffers	425.2 mm	478 mm
WeightDiffers	11.2 kg	16.3 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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