Product comparison · 2 pcs/workstations

Lenovo ThinkCentre S51 (type 8173) vs Lenovo ThinkStation S20 (410523G), DE

23specifications compared
19differ
4identical
90known for one product only

Key differences

Processor family
- ThinkCentre S51 (type 8173):Intel® Pentium® 4
- ThinkStation S20 (410523G), DE:Intel® Xeon® 3000 Sequence
Processor frequency
- ThinkCentre S51 (type 8173):3.2 GHz
- ThinkStation S20 (410523G), DE:2.66 GHz
Internal memory
- ThinkCentre S51 (type 8173):0.5 GB
- ThinkStation S20 (410523G), DE:4 GB
Maximum internal memory
- ThinkCentre S51 (type 8173):2 GB
- ThinkStation S20 (410523G), DE:12 GB
Internal memory type
- ThinkCentre S51 (type 8173):DDR-SDRAM
- ThinkStation S20 (410523G), DE:DDR3-SDRAM
Memory clock speed
- ThinkCentre S51 (type 8173):400 MHz
- ThinkStation S20 (410523G), DE:1066 MHz
Card reader integrated
- ThinkCentre S51 (type 8173):No
- ThinkStation S20 (410523G), DE:Yes
Product type
- ThinkCentre S51 (type 8173):PC
- ThinkStation S20 (410523G), DE:Workstation

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre S51 (type 8173), ThinkStation S20 (410523G), DE
113 specifications	A Lenovo ThinkCentre S51 (type 8173)View product	B Lenovo ThinkStation S20 (410523G), DE View product
Processor2 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium® 4	Intel® Xeon® 3000 Sequence
Processor modelKnown for one	Unknown — not stated by the source	W3520
Processor coresKnown for one	Unknown — not stated by the source	4
Processor threadsKnown for one	Unknown — not stated by the source	8
Processor boost frequencyKnown for one	Unknown — not stated by the source	2.93 GHz
Processor frequencyDiffers	3.2 GHz	2.66 GHz
Processor cacheKnown for one	Unknown — not stated by the source	8 MB
Processor cache typeKnown for one	Unknown — not stated by the source	Smart Cache
Processor front side busKnown for one	Unknown — not stated by the source	1066 MHz
Bus typeKnown for one	Unknown — not stated by the source	QPI
FSB ParityKnown for one	Unknown — not stated by the source	No
System bus rateKnown for one	Unknown — not stated by the source	4.80 GT/s
Processor lithographyKnown for one	Unknown — not stated by the source	45 nm
Processor operating modesKnown for one	Unknown — not stated by the source	64-bit
Processor seriesKnown for one	Unknown — not stated by the source	Intel Xeon 3500 Series
Processor codenameKnown for one	Unknown — not stated by the source	Bloomfield
Processor system typeKnown for one	Unknown — not stated by the source	Up
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	130 W
TcaseKnown for one	Unknown — not stated by the source	67.9 °C
Number of QPI linksKnown for one	Unknown — not stated by the source	1
Processor socketKnown for one	Unknown — not stated by the source	Socket B (LGA 1366)
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	731 M
Processing Die sizeKnown for one	Unknown — not stated by the source	263 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	20
Processor core voltage (AC)Known for one	Unknown — not stated by the source	0.800 - 1.225 V
SteppingKnown for one	Unknown — not stated by the source	D0
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	24 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	800,1066 MHz
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	25.6 GB/s
ECC supported by processorKnown for one	Unknown — not stated by the source	Yes
Memory4 differ
Internal memoryDiffers	0.5 GB	4 GB
Maximum internal memoryDiffers	2 GB	12 GB
Internal memory typeDiffers	DDR-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 2 GB
Memory clock speedDiffers	400 MHz	1066 MHz
Memory channelsKnown for one	Unknown — not stated by the source	Triple-channel
Storage1 differ
Optical drive typeKnown for one	Unknown — not stated by the source	DVD-RW
HDD capacityKnown for one	Unknown — not stated by the source	250 GB
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Card reader integratedDiffers	No	Yes
Compatible memory cardsKnown for one	Unknown — not stated by the source	CF, MMC, SD, xD
Total storage capacityKnown for one	40 GB	Unknown — not stated by the source
Performance1 differ
Product typeDiffers	PC	Workstation
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	40x
Ports & interfaces7 differ
USB 2.0 ports quantityDiffers	2	10
Ethernet LAN (RJ-45) portsDiffers	0	2
Headphone outputsDiffers	2	1
Line-inKnown for one	Unknown — not stated by the source	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantityDiffers	1	0
PS/2 ports quantityDiffers	1	0
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	2
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Serial ports quantityDiffers	2	1
Parallel ports quantityDiffers	1	0
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
Power2 differ
Power requirementsDiffers	110/220 V, 50/60 Hz	100-240V; 50/60Hz
Power supplyDiffers	225 W	625 W
Design1 differ
Chassis typeDiffers	Desktop	Tower
Product colourKnown for one	Black	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows XP Professional	Windows XP Professional
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows XP Pro SP1a/SP2a 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
Displayidentical
Display included	No	No
Processor special featuresidentical
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options availableKnown for one	Unknown — not stated by the source	No
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	Yes
Intel 64Known for one	Unknown — not stated by the source	Yes
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	Yes
Intel Dual Display Capable TechnologyKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	Yes
Intel FDI TechnologyKnown for one	Unknown — not stated by the source	No
Intel Fast Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Flex Memory AccessKnown for one	Unknown — not stated by the source	No
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel VT-x with Extended Page Tables (EPT)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	No
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Unknown — not stated by the source	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	No
Intel® InTru™ 3D TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Insider™Known for one	Unknown — not stated by the source	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Wireless Display (Intel® WiDi)Known for one	Unknown — not stated by the source	No
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Processor ARK IDKnown for one	Unknown — not stated by the source	39718
Processor codeKnown for one	Unknown — not stated by the source	SLBEW
Processor package sizeKnown for one	Unknown — not stated by the source	42.5 x 45.0 mm
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	No
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	Yes
Intel® Quick Sync Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	No
Intel® Anti-Theft Technology (Intel® AT)Known for one	Unknown — not stated by the source	No
Conflict-Free processorKnown for one	Unknown — not stated by the source	No
Audio1 differ
Audio systemDiffers	SoundMAX Cadenza with SPX	ADI 1988 A
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	175 mm
DepthKnown for one	Unknown — not stated by the source	460 mm
HeightKnown for one	Unknown — not stated by the source	478 mm
WeightKnown for one	Unknown — not stated by the source	16.3 kg
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
Graphicsidentical
Discrete graphics card modelKnown for one	Intel® GMA 900	Unknown — not stated by the source
Graphics card RAMDACKnown for one	400 MHz	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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