Product comparison · 2 pcs/workstations

Lenovo ThinkCentre SJCACFR+T40HBEU PC Intel® Core™2 Duo E7400 vs Lenovo ThinkCentre M57p+T22HNEU

111specifications compared
41differ
70identical
18known for one product only

Key differences

Processor model
- ThinkCentre SJCACFR+T40HBEU PC Intel® Core™2 Duo E7400:E7400
- ThinkCentre M57p+T22HNEU:E6750
Processor frequency
- ThinkCentre SJCACFR+T40HBEU PC Intel® Core™2 Duo E7400:2.8 GHz
- ThinkCentre M57p+T22HNEU:2.66 GHz
Processor cache
- ThinkCentre SJCACFR+T40HBEU PC Intel® Core™2 Duo E7400:3 MB
- ThinkCentre M57p+T22HNEU:4 MB
Processor front side bus
- ThinkCentre SJCACFR+T40HBEU PC Intel® Core™2 Duo E7400:1066 MHz
- ThinkCentre M57p+T22HNEU:1333 MHz
Processor lithography
- ThinkCentre SJCACFR+T40HBEU PC Intel® Core™2 Duo E7400:45 nm
- ThinkCentre M57p+T22HNEU:65 nm
Processor codename
- ThinkCentre SJCACFR+T40HBEU PC Intel® Core™2 Duo E7400:Wolfdale
- ThinkCentre M57p+T22HNEU:Conroe
Tcase
- ThinkCentre SJCACFR+T40HBEU PC Intel® Core™2 Duo E7400:74.1 °C
- ThinkCentre M57p+T22HNEU:72 °C
Number of Processing Die Transistors
- ThinkCentre SJCACFR+T40HBEU PC Intel® Core™2 Duo E7400:228 M
- ThinkCentre M57p+T22HNEU:291 M

Side by side

Differences highlightedShow differences only

Comparison of SJCACFR+T40HBEU, ThinkCentre M57p+T22HNEU
129 specifications	A Lenovo ThinkCentre SJCACFR+T40HBEU PC Intel® Core™2 Duo E7400 Model SJCACFR+T40HBEU View product	B Lenovo ThinkCentre M57p+T22HNEU View product
Processor12 differ
Processor modelDiffers	E7400	E6750
Processor frequencyDiffers	2.8 GHz	2.66 GHz
Processor cacheDiffers	3 MB	4 MB
Processor front side busDiffers	1066 MHz	1333 MHz
Processor lithographyDiffers	45 nm	65 nm
Processor seriesDiffers	Intel Core 2 Duo E7000 Series	Intel Core 2 Duo E6000 Series
Processor codenameDiffers	Wolfdale	Conroe
TcaseDiffers	74.1 °C	72 °C
Number of processors installedKnown for one	Unknown — not stated by the source	1
Number of Processing Die TransistorsDiffers	228 M	291 M
Processing Die sizeDiffers	82 mm²	143 mm²
CPU multiplier (bus/core ratio)Differs	10.5	8
SteppingDiffers	R0	G0
Memory3 differ
Internal memory typeDiffers	DDR3-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Differs	1 x 2 GB	2 x 1 GB
Memory slotsKnown for one	Unknown — not stated by the source	4x DIMM
Memory clock speedDiffers	1066 MHz	667 MHz
Storageidentical
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
Drive device, transfer rateKnown for one	Unknown — not stated by the source	300 MB/s
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA 4500M	Intel® GMA 3100
Network1 differ
Ethernet LAN data ratesDiffers	1000 Mbit/s	10,100,1000 Mbit/s
Networking featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Ports & interfaces4 differ
USB 2.0 ports quantityDiffers	8	10
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
PS/2 ports quantityDiffers	0	2
Serial ports quantityDiffers	0	1
Parallel ports quantityDiffers	0	1
DisplayPorts quantityKnown for one	1	Unknown — not stated by the source
Expansion slots1 differ
PCI Express x1 slotsKnown for one	Unknown — not stated by the source	1
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	1
PCI slotsDiffers	1	2
Power1 differ
Power supplyDiffers	130 W	280 W
Designidentical
Chassis typeKnown for one	Unknown — not stated by the source	Tower
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Software3 differ
Operating system installedDiffers	Windows XP Professional	Windows Vista Business
Trial softwareDiffers	Microsoft Office 2007 McAfee VirusScan Plus	Microsoft Office 2007 Norton Internet Security
Bundled softwareDiffers	Adobe Acrobat Reader Roxio Creator Business Edition Intervideo WinDVD PC-Doctor Sun JRE ThinkVantage Fingerprint Software ThinkVantage Productivity Center ThinkVantage Rescue and Recovery ThinkVantage System Update ThinkVantage System Migration Assistant ThinkVantage Client Security Solution ThinkVa	Adobe Acrobat Reader Diskeeper Lite Google Picasa Latest ThinkVantage Technologies suite Microsoft Windows Live Portal PC Doctor
Display5 differ
Display diagonalDiffers	61 cm (24")	55.9 cm (22")
Display resolutionDiffers	1920 x 1200 pixels	1680 x 1050 pixels
Native aspect ratioKnown for one	Unknown — not stated by the source	16:10
Contrast ratio (typical)Differs	1000:1	700:1
Viewing angle, horizontalDiffers	170°	176°
Viewing angle, verticalDiffers	160°	176°
Processor special features5 differ
Embedded options availableDiffers	Yes	No
Intel Trusted Execution TechnologyDiffers	No	Yes
Intel Virtualization Technology (VT-x)Differs	2	Yes
Processor ARK IDDiffers	36500	30784
Processor codeDiffers	SLB9Y	SLA9V
Audio1 differ
Audio systemDiffers	High Definition Audio	AD1882
Weight & dimensions4 differ
WidthDiffers	238 mm	175 mm
DepthDiffers	275 mm	400 mm
HeightDiffers	80 mm	432 mm
WeightDiffers	4.18 kg	10.2 kg
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Keyboard includedKnown for one	Unknown — not stated by the source	Yes
Certificatesidentical
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3u, IEEE 802.3ab
Other featuresidentical
HDD user passwordKnown for one	Unknown — not stated by the source	Yes

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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