Product comparison · 2 pcs/workstations

Lenovo ThinkStation E20 vs Lenovo ThinkStation S20 (410596G), NL

64specifications compared
34differ
30identical
55known for one product only

Key differences

Processor family
- ThinkStation E20:Intel® Core™ i5
- ThinkStation S20 (410596G), NL:Intel® Xeon® 3000 Sequence
Processor model
- ThinkStation E20:i5-650
- ThinkStation S20 (410596G), NL:W3503
Processor threads
- ThinkStation E20:4
- ThinkStation S20 (410596G), NL:2
Processor frequency
- ThinkStation E20:3.2 GHz
- ThinkStation S20 (410596G), NL:2.4 GHz
Bus type
- ThinkStation E20:DMI
- ThinkStation S20 (410596G), NL:QPI
System bus rate
- ThinkStation E20:2.5 GT/s
- ThinkStation S20 (410596G), NL:4.8 GT/s
Processor lithography
- ThinkStation E20:32 nm
- ThinkStation S20 (410596G), NL:45 nm
Thermal Design Power (TDP)
- ThinkStation E20:73 W
- ThinkStation S20 (410596G), NL:130 W

Side by side

Differences highlightedShow differences only

Comparison of ThinkStation E20, ThinkStation S20 (410596G), NL
119 specifications	A Lenovo ThinkStation E20 View product	B Lenovo ThinkStation S20 (410596G), NL View product
Processor13 differ
Processor familyDiffers	Intel® Core™ i5	Intel® Xeon® 3000 Sequence
Processor generationKnown for one	Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-650	W3503
Processor threadsDiffers	4	2
Processor boost frequencyKnown for one	3.46 GHz	Unknown — not stated by the source
Processor frequencyDiffers	3.2 GHz	2.4 GHz
Bus typeDiffers	DMI	QPI
FSB ParityKnown for one	No	Unknown — not stated by the source
System bus rateDiffers	2.5 GT/s	4.8 GT/s
Processor lithographyDiffers	32 nm	45 nm
Processor seriesKnown for one	Intel Core i5-600 Desktop Series	Unknown — not stated by the source
Processor codenameKnown for one	Clarkdale	Unknown — not stated by the source
Thermal Design Power (TDP)Differs	73 W	130 W
TcaseKnown for one	72.6 °C	Unknown — not stated by the source
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 TransistorsKnown for one	382 M	Unknown — not stated by the source
Processing Die sizeKnown for one	81 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	24	Unknown — not stated by the source
SteppingKnown for one	C2	Unknown — not stated by the source
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 front side busKnown for one	Unknown — not stated by the source	1066 MHz
Number of QPI linksKnown for one	Unknown — not stated by the source	1
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	800,1066 MHz
Memory5 differ
Internal memoryDiffers	4 GB	6 GB
Maximum internal memoryDiffers	16 GB	12 GB
Memory layout (slots x size)Differs	2 x 2 GB	3 x 2 GB
Memory clock speedDiffers	1333 MHz	1066 MHz
Memory channelsDiffers	Dual-channel	Triple-channel
Storage1 differ
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
Card reader integratedDiffers	No	Yes
Optical drive typeKnown for one	Unknown — not stated by the source	DVD-RW
Compatible memory cardsKnown for one	Unknown — not stated by the source	CF, MMC, SD, xD
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
Performanceidentical
Motherboard chipsetKnown for one	Intel® 3450	Unknown — not stated by the source
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	8	10
VGA (D-Sub) ports quantityDiffers	1	0
PS/2 ports quantityDiffers	2	0
Line-inKnown for one	Unknown — not stated by the source	Yes
Parallel ports quantityKnown for one	Unknown — not stated by the source	0
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 requirementsKnown for one	Unknown — not stated by the source	100-240V; 50/60Hz
Softwareidentical
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows XP Pro SP1/SP2 32/64-bit Red Hat Enterprise Linux 5.0 Windows Vista 32/64-bit Windows Vista Enterprise 32/64-bit Windows Vista Ultimate 32/64-bit
Processor special features8 differ
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Graphics & IMC lithographyKnown for one	45 nm	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingDiffers	No	Yes
Intel Dual Display Capable TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	Yes	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyDiffers	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)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Yes	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Physical Address Extension (PAE)Differs	36 bit	Yes
Processor ARK IDDiffers	43546	40800
Processor package sizeDiffers	37.5 x 37.5 mm	42.5 x 45 mm
Intel® Turbo Boost TechnologyDiffers	1.0	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	Realtek ALC662	ADI 1988 A
Weight & dimensions2 differ
DepthDiffers	430.8 mm	460 mm
HeightDiffers	425.2 mm	478 mm
WeightKnown for one	Unknown — not stated by the source	16.3 kg
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	40x
Expansion slotsidentical
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	1
PCI slotsKnown for one	Unknown — not stated by the source	2
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Keyboardidentical
Keyboard typeKnown for one	Unknown — not stated by the source	Preferred Pro USB

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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