Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M57 + L1940 vs Lenovo ThinkStation S20 TOPSELLER

62specifications compared
33differ
29identical
45known for one product only

Key differences

The Lenovo ThinkStation S20 TOPSELLER has 4 more processor threads than the Lenovo ThinkCentre M57 + L1940 (8 vs 4). The Lenovo ThinkStation S20 TOPSELLER has 0.3 GHz more processor frequency than the Lenovo ThinkCentre M57 + L1940 (2.8 GHz vs 2.5 GHz). The Lenovo ThinkStation S20 TOPSELLER has 2 MB more processor cache than the Lenovo ThinkCentre M57 + L1940 (8 MB vs 6 MB). Only the Lenovo ThinkCentre M57 + L1940 has FSB Parity. Only the Lenovo ThinkStation S20 TOPSELLER has ECC supported by processor.

Processor family
- ThinkCentre M57 + L1940:Intel® Core™2 Quad
- ThinkStation S20 TOPSELLER:Intel® Xeon® 3000 Sequence
Processor model
- ThinkCentre M57 + L1940:Q9300
- ThinkStation S20 TOPSELLER:W3530
Processor threads
- ThinkCentre M57 + L1940:4
- ThinkStation S20 TOPSELLER:8
Processor frequency
- ThinkCentre M57 + L1940:2.5 GHz
- ThinkStation S20 TOPSELLER:2.8 GHz
Processor cache
- ThinkCentre M57 + L1940:6 MB
- ThinkStation S20 TOPSELLER:8 MB
Processor cache type
- ThinkCentre M57 + L1940:L2
- ThinkStation S20 TOPSELLER:Smart Cache
Bus type
- ThinkCentre M57 + L1940:FSB
- ThinkStation S20 TOPSELLER:QPI
FSB Parity
- ThinkCentre M57 + L1940:Yes
- ThinkStation S20 TOPSELLER:No

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre M57 + L1940, ThinkStation S20 TOPSELLER
107 specifications	A Lenovo ThinkCentre M57 + L1940 View product	B Lenovo ThinkStation S20 TOPSELLER View product
Processor18 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Quad	Intel® Xeon® 3000 Sequence
Processor modelDiffers	Q9300	W3530
Processor cores	4	4
Processor threadsDiffers	4	8
Processor frequencyDiffers	2.5 GHz	2.8 GHz
Processor cacheDiffers	6 MB	8 MB
Processor cache typeDiffers	L2	Smart Cache
Processor front side busKnown for one	1333 MHz	Unknown — not stated by the source
Bus typeDiffers	FSB	QPI
FSB ParityDiffers	Yes	No
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Quad Q9000 Series for Desktop	Intel Xeon 3500 Series
Processor codenameDiffers	Yorkfield	Bloomfield
Thermal Design Power (TDP)Differs	95 W	130 W
TcaseDiffers	71.4 °C	67.9 °C
Processor socketDiffers	LGA 775 (Socket T)	Socket B (LGA 1366)
Number of Processing Die TransistorsDiffers	456 M	731 M
Processing Die sizeDiffers	164 mm²	263 mm²
CPU multiplier (bus/core ratio)Differs	7.5	21
SteppingDiffers	M1	D0
ECC supported by processorDiffers	No	Yes
Processor boost frequencyKnown for one	Unknown — not stated by the source	3.06 GHz
System bus rateKnown for one	Unknown — not stated by the source	4.8 GT/s
Number of QPI linksKnown for one	Unknown — not stated by the source	1
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
Memory1 differ
Internal memoryDiffers	2 GB	6 GB
Maximum internal memoryKnown for one	8 GB	Unknown — not stated by the source
Internal memory typeKnown for one	DDR2-SDRAM	Unknown — not stated by the source
Memory layout (slots x size)Known for one	2 x 1 GB	Unknown — not stated by the source
Memory clock speedKnown for one	Unknown — not stated by the source	1066 MHz
Memory channelsKnown for one	Unknown — not stated by the source	Triple-channel
Storageidentical
Total storage capacityKnown for one	500 GB	Unknown — not stated by the source
Optical drive typeKnown for one	DVD±RW	Unknown — not stated by the source
HDD interface	SATA	SATA
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Card reader integratedKnown for one	No	Unknown — not stated by the source
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
Graphicsidentical
Discrete graphics card modelKnown for one	Intel® GMA 3100	Unknown — not stated by the source
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.256 GB
Graphics card familyKnown for one	Unknown — not stated by the source	NVIDIA
Performanceidentical
Product typeKnown for one	PC	Unknown — not stated by the source
Networkidentical
Networking featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfacesidentical
USB 2.0 ports quantityKnown for one	8	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Headphone outputsKnown for one	1	Unknown — not stated by the source
Microphone inKnown for one	Yes	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
PS/2 ports quantityKnown for one	2	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Parallel ports quantityKnown for one	1	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	280 W	625 W
Power supply input voltageKnown for one	110 - 220 V	Unknown — not stated by the source
Power supply input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Designidentical
Chassis typeKnown for one	Tower	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows Vista Business	Windows XP Professional
Displayidentical
Display includedKnown for one	Yes	Unknown — not stated by the source
Display diagonalKnown for one	48.3 cm (19")	Unknown — not stated by the source
Display resolutionKnown for one	1280 x 1024 pixels	Unknown — not stated by the source
DisplayKnown for one	TFT	Unknown — not stated by the source
Processor special features10 differ
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 SwitchingDiffers	No	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)Differs	No	Yes
Intel Virtualization Technology (VT-x)	Yes	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Intel® AES New Instructions (Intel® AES-NI)	No	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
Processor ARK IDDiffers	33922	41313
Processor codeDiffers	SLAWE	SLBKR
Processor package sizeDiffers	37.5 x 37.5 mm	42.5 x 45.0 mm
Thermal Monitoring TechnologiesDiffers	Yes	No
Intel® Turbo Boost TechnologyDiffers	No	1.0
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
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
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	36 bit
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.2
Audioidentical
Audio systemKnown for one	AD1882	Unknown — not stated by the source
Weight & dimensions2 differ
Width	175 mm	175 mm
DepthDiffers	440 mm	460 mm
HeightDiffers	402 mm	478 mm
WeightKnown for one	10.2 kg	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Enterprise, Professional	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.

More pcs/workstations comparisons

All pcs/workstations comparisons