Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M90p Tower (3282-A9G), BE vs Lenovo ThinkStation D20 (4155-79G), BE

82specifications compared
42differ
40identical
52known for one product only

Key differences

Processor family
- ThinkCentre M90p Tower (3282-A9G), BE:Intel® Core™ i5
- ThinkStation D20 (4155-79G), BE:Intel® Xeon® 5000 Sequence
Processor model
- ThinkCentre M90p Tower (3282-A9G), BE:i5-650
- ThinkStation D20 (4155-79G), BE:E5507
Processor cores
- ThinkCentre M90p Tower (3282-A9G), BE:2
- ThinkStation D20 (4155-79G), BE:4
Processor frequency
- ThinkCentre M90p Tower (3282-A9G), BE:3.2 GHz
- ThinkStation D20 (4155-79G), BE:2.26 GHz
Bus type
- ThinkCentre M90p Tower (3282-A9G), BE:DMI
- ThinkStation D20 (4155-79G), BE:QPI
System bus rate
- ThinkCentre M90p Tower (3282-A9G), BE:2.5 GT/s
- ThinkStation D20 (4155-79G), BE:4.8 GT/s
Processor lithography
- ThinkCentre M90p Tower (3282-A9G), BE:32 nm
- ThinkStation D20 (4155-79G), BE:45 nm
Processor codename
- ThinkCentre M90p Tower (3282-A9G), BE:Clarkdale
- ThinkStation D20 (4155-79G), BE:Nehalem EP

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre M90p Tower (3282-A9G), BE, ThinkStation D20 (4155-79G), BE
134 specifications	A Lenovo ThinkCentre M90p Tower (3282-A9G), BE View product	B Lenovo ThinkStation D20 (4155-79G), BE View product
Processor17 differ
Processor familyDiffers	Intel® Core™ i5	Intel® Xeon® 5000 Sequence
Processor generationKnown for one	Intel® Core™ i5	Unknown — not stated by the source
Processor modelDiffers	i5-650	E5507
Processor coresDiffers	2	4
Processor boost frequencyKnown for one	3.46 GHz	Unknown — not stated by the source
Processor frequencyDiffers	3.2 GHz	2.26 GHz
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 i5-600 Desktop Series	Intel Xeon 5500 Series
Processor codenameDiffers	Clarkdale	Nehalem EP
Thermal Design Power (TDP)Differs	73 W	80 W
TcaseDiffers	72.6 °C	76 °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
Number of processors installedKnown for one	1	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
SteppingDiffers	C2	D0
Maximum internal memory supported by processorDiffers	16 GB	144 GB
Memory types supported by processorDiffers	DDR3 1066/1333	DDR3-SDRAM
Memory bandwidth supported by processor (max)Differs	21 GB/s	19.2 GB/s
ECC supported by processorDiffers	No	Yes
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	800 MHz
Memory5 differ
Internal memoryDiffers	4 GB	3 GB
Maximum internal memoryDiffers	8 GB	96 GB
Memory layout (slots x size)Differs	2 x 2 GB	3 x 1 GB
Memory clock speedDiffers	1333 MHz	1066 MHz
Memory channelsDiffers	Dual-channel	Triple-channel
Storageidentical
Total storage capacityKnown for one	500 GB	Unknown — not stated by the source
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Floppy drive installedKnown for one	No	Unknown — not stated by the source
Optical drive typeKnown for one	Unknown — not stated by the source	DVD-RW
HDD capacityKnown for one	Unknown — not stated by the source	500 GB
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
Performance1 differ
Product typeDiffers	PC	Workstation
Networkidentical
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	1000 Mbit/s	Unknown — not stated by the source
Cabling technologyKnown for one	10/100/1000Base-T(X)	Unknown — not stated by the source
Wi-FiKnown for one	No	Unknown — not stated by the source
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Ports & interfaces6 differ
USB 2.0 ports quantityDiffers	8	10
HDMI ports quantityKnown for one	0	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsDiffers	1	2
Line-outKnown for one	Yes	Unknown — not stated by the source
VGA (D-Sub) ports quantityDiffers	1	0
DVI portKnown for one	Yes	Unknown — not stated by the source
PS/2 ports quantityDiffers	2	0
Firewire (IEEE 1394) portsDiffers	0	2
Serial ports quantityDiffers	0	1
eSATA ports quantityKnown for one	Unknown — not stated by the source	1
Expansion slots1 differ
PCI slotsDiffers	1	2
Power1 differ
Power supplyDiffers	280 W	1060 W
Power managementKnown for one	ACPI	Unknown — not stated by the source
Power requirementsKnown for one	Unknown — not stated by the source	100-240V; 50/60Hz
Designidentical
Product colourKnown for one	Black	Unknown — not stated by the source
Softwareidentical
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
Processor special features10 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 Demand Based SwitchingDiffers	No	Yes
Intel Dual Display Capable TechnologyDiffers	Yes	No
Intel FDI TechnologyDiffers	Yes	No
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel® AES New Instructions (Intel® AES-NI)Differs	Yes	No
Intel® Clear Video HD Technology (Intel® CVT HD)Differs	Yes	No
Physical Address Extension (PAE)Differs	36 bit	Yes
Processor ARK IDDiffers	43546	37100
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE4.2	Unknown — not stated by the source
Intel® Turbo Boost TechnologyDiffers	1.0	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	Yes	No
Intel® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Processor codeKnown for one	Unknown — not stated by the source	SLBKC
Audio1 differ
Audio systemDiffers	HDA	ADI 1988 A
Packaging contentidentical
Remote control includedKnown for one	No	Unknown — not stated by the source
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
TV tuner integratedKnown for one	No	Unknown — not stated by the source
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
Intel segment taggingKnown for one	Enterprise, Professional	Unknown — not stated by the source
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	40x
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	210 mm
DepthKnown for one	Unknown — not stated by the source	579 mm
HeightKnown for one	Unknown — not stated by the source	485 mm
WeightKnown for one	Unknown — not stated by the source	24.9 kg
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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