Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A58-SMK74IX vs Lenovo ThinkStation D20 (415522G), BE

78specifications compared
46differ
32identical
42known for one product only

Key differences

Processor family
- ThinkCentre A58-SMK74IX:Intel® Core™2 Duo
- ThinkStation D20 (415522G), BE:Intel® Xeon® 5000 Sequence
Processor model
- ThinkCentre A58-SMK74IX:E7400
- ThinkStation D20 (415522G), BE:E5506
Processor cores
- ThinkCentre A58-SMK74IX:2
- ThinkStation D20 (415522G), BE:4
Processor threads
- ThinkCentre A58-SMK74IX:2
- ThinkStation D20 (415522G), BE:4
Processor frequency
- ThinkCentre A58-SMK74IX:2.8 GHz
- ThinkStation D20 (415522G), BE:2.13 GHz
Processor cache
- ThinkCentre A58-SMK74IX:3 MB
- ThinkStation D20 (415522G), BE:4 MB
Processor cache type
- ThinkCentre A58-SMK74IX:L2
- ThinkStation D20 (415522G), BE:Smart Cache
Bus type
- ThinkCentre A58-SMK74IX:FSB
- ThinkStation D20 (415522G), BE:QPI

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre A58-SMK74IX, ThinkStation D20 (415522G), BE
120 specifications	A Lenovo ThinkCentre A58-SMK74IX View product	B Lenovo ThinkStation D20 (415522G), BE View product
Processor16 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Duo	Intel® Xeon® 5000 Sequence
Processor modelDiffers	E7400	E5506
Processor coresDiffers	2	4
Processor threadsDiffers	2	4
Processor frequencyDiffers	2.8 GHz	2.13 GHz
Processor cacheDiffers	3 MB	4 MB
Processor cache typeDiffers	L2	Smart Cache
Bus typeDiffers	FSB	QPI
FSB Parity	No	No
System bus rateKnown for one	Unknown — not stated by the source	4.8 GT/s
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo E7000 Series	Intel Xeon 5500 Series
Processor codenameDiffers	Wolfdale	Nehalem EP
Processor system typeKnown for one	Unknown — not stated by the source	DP
Thermal Design Power (TDP)Differs	65 W	80 W
TcaseDiffers	74.1 °C	76 °C
Number of QPI linksKnown for one	Unknown — not stated by the source	2
Processor socketDiffers	LGA 775 (Socket T)	Socket B (LGA 1366)
CPU multiplier (bus/core ratio)Differs	10.5	16
SteppingDiffers	R0	D0
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	144 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 MHz
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	19.2 GB/s
ECC supported by processorDiffers	No	Yes
Processor front side busKnown for one	1066 MHz	Unknown — not stated by the source
Number of processors installedKnown for one	1	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	228 M	Unknown — not stated by the source
Processing Die sizeKnown for one	82 mm²	Unknown — not stated by the source
Memory5 differ
Internal memoryDiffers	2 GB	4 GB
Maximum internal memoryDiffers	4 GB	96 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR3-SDRAM
Memory layout (slots x size)Differs	1 x 2 GB	2 x 2 GB
Memory clock speedDiffers	800 MHz	1066 MHz
Memory channelsKnown for one	Unknown — not stated by the source	Triple-channel
Memory slotsKnown for one	2x SO-DIMM	Unknown — not stated by the source
Storage3 differ
Optical drive typeDiffers	DVD±RW	DVD-RW
HDD capacityKnown for one	Unknown — not stated by the source	147 GB
HDD interfaceDiffers	SATA	Serial Attached SCSI (SAS)
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	320 GB	Unknown — not stated by the source
HDD speedKnown for one	7200 RPM	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 & interfaces6 differ
USB 2.0 ports quantityDiffers	6	10
Ethernet LAN (RJ-45) portsDiffers	1	2
Headphone outputsDiffers	3	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	2	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 quantity	1	1
Parallel ports quantityDiffers	1	0
Line-outKnown for one	Yes	Unknown — not stated by the source
Audio inputKnown for one	2	Unknown — not stated by the source
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
Expansion slotsKnown for one	2 x PCI, 1 x PCI Express x1, 1 x PCI Express x16	Unknown — not stated by the source
Power1 differ
Power requirementsDiffers	AC 110-220V	100-240V; 50/60Hz
Power supplyKnown for one	Unknown — not stated by the source	1060 W
Power supply input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Power consumption (typical)Known for one	280 W	Unknown — not stated by the source
Designidentical
Chassis type	Tower	Tower
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
Operating system installedKnown for one	Windows XP Professional	Unknown — not stated by the source
Displayidentical
Display included	No	No
Processor special features9 differ
CPU configuration (max)Known for one	Unknown — not stated by the source	2
Embedded options availableDiffers	Yes	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 Technology	No	No
Intel VT-x with Extended Page Tables (EPT)Differs	No	Yes
Intel Virtualization Technology (VT-x)Differs	2	Yes
Intel Virtualization Technology for Directed I/O (VT-d)Differs	No	Yes
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® Smart CacheKnown for one	Unknown — not stated by the source	Yes
Intel® Wireless Display (Intel® WiDi)	No	No
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor ARK IDDiffers	36500	37096
Processor codeDiffers	SLB9Y	SLBF8
Processor package sizeDiffers	37.5 x 37.5 mm	42.5 x 45 mm
Thermal Monitoring TechnologiesDiffers	Yes	No
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	No	No
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
Audio1 differ
Audio systemDiffers	ALC662	ADI 1988 A
Weight & dimensions4 differ
WidthDiffers	175 mm	210 mm
DepthDiffers	425 mm	579 mm
HeightDiffers	412 mm	485 mm
WeightDiffers	11.2 kg	24.9 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
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Intel® GMA X4500	Unknown — not stated by the source
Discrete graphics card memoryKnown for one	0.384 GB	Unknown — not stated by the source
Networkidentical
Ethernet LAN data ratesKnown for one	1000 Mbit/s	Unknown — not stated by the source
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Networking featuresKnown for one	Gigabit Ethernet	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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