Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A57 + Microsoft Office Small Business 2007 vs Lenovo ThinkCentre M57p + Office Basic 2007

83specifications compared
26differ
57identical
22known for one product only

Key differences

The Lenovo ThinkCentre M57p + Office Basic 2007 has 0.8 GHz more processor frequency than the Lenovo ThinkCentre A57 + Microsoft Office Small Business 2007 (3 GHz vs 2.2 GHz). The Lenovo ThinkCentre M57p + Office Basic 2007 has 5 MB more processor cache than the Lenovo ThinkCentre A57 + Microsoft Office Small Business 2007 (6 MB vs 1 MB). The Lenovo ThinkCentre M57p + Office Basic 2007 has 533 MHz more processor front side bus than the Lenovo ThinkCentre A57 + Microsoft Office Small Business 2007 (1333 MHz vs 800 MHz). Only the Lenovo ThinkCentre M57p + Office Basic 2007 has embedded options available. Only the Lenovo ThinkCentre M57p + Office Basic 2007 has Intel Trusted Execution Technology.

Processor family
- ThinkCentre A57 + Microsoft Office Small Business 2007:Intel® Pentium®
- ThinkCentre M57p + Office Basic 2007:Intel® Core™2 Duo
Processor model
- ThinkCentre A57 + Microsoft Office Small Business 2007:E2200
- ThinkCentre M57p + Office Basic 2007:E8400
Processor frequency
- ThinkCentre A57 + Microsoft Office Small Business 2007:2.2 GHz
- ThinkCentre M57p + Office Basic 2007:3 GHz
Processor cache
- ThinkCentre A57 + Microsoft Office Small Business 2007:1 MB
- ThinkCentre M57p + Office Basic 2007:6 MB
Processor front side bus
- ThinkCentre A57 + Microsoft Office Small Business 2007:800 MHz
- ThinkCentre M57p + Office Basic 2007:1333 MHz
Processor lithography
- ThinkCentre A57 + Microsoft Office Small Business 2007:65 nm
- ThinkCentre M57p + Office Basic 2007:45 nm
Processor codename
- ThinkCentre A57 + Microsoft Office Small Business 2007:Conroe
- ThinkCentre M57p + Office Basic 2007:Wolfdale
Tcase
- ThinkCentre A57 + Microsoft Office Small Business 2007:73.3 °C
- ThinkCentre M57p + Office Basic 2007:72.4 °C

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre A57 + Microsoft Office Small Business 2007, ThinkCentre M57p + Office Basic 2007
105 specifications	A Lenovo ThinkCentre A57 + Microsoft Office Small Business 2007 View product	B Lenovo ThinkCentre M57p + Office Basic 2007 View product
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™2 Duo
Processor modelDiffers	E2200	E8400
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.2 GHz	3 GHz
Processor cacheDiffers	1 MB	6 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	1333 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithographyDiffers	65 nm	45 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Pentium E2000 Series for Desktop	Intel Core 2 Duo E8000 Series
Processor codenameDiffers	Conroe	Wolfdale
Thermal Design Power (TDP)	65 W	65 W
TcaseDiffers	73.3 °C	72.4 °C
Number of processors installedKnown for one	1	Unknown — not stated by the source
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	105 M	410 M
Processing Die sizeDiffers	77 mm²	107 mm²
CPU multiplier (bus/core ratio)Differs	11	9
SteppingDiffers	M0	E0
ECC supported by processor	No	No
Memory3 differ
Internal memoryDiffers	1 GB	2 GB
Maximum internal memoryDiffers	4 GB	8 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Differs	1 x 1 GB	2 x 1 GB
Memory clock speedKnown for one	667 MHz	Unknown — not stated by the source
Storage1 differ
Total storage capacityDiffers	160 GB	320 GB
Optical drive type	DVD±RW	DVD±RW
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integratedKnown for one	No	Unknown — not stated by the source
Graphicsidentical
Discrete graphics card model	Intel® GMA 3100	Intel® GMA 3100
On-board graphics card modelKnown for one	Unknown — not stated by the source	Not available
Performanceidentical
Product type	PC	PC
Networkidentical
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	6	8
Ethernet LAN (RJ-45) ports	1	1
Headphone outputsDiffers	2	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI port	Yes	Yes
PS/2 ports quantity	2	2
Serial ports quantity	1	1
Parallel ports quantity	1	1
Expansion slotsidentical
PCI Express x1 slotsKnown for one	1	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
PCI slotsKnown for one	2	Unknown — not stated by the source
Poweridentical
Power requirementsKnown for one	120/230 V ( 50/60 Hz )	Unknown — not stated by the source
Power consumption (typical)Known for one	310 W	Unknown — not stated by the source
Power supplyKnown for one	Unknown — not stated by the source	280 W
Power supply input voltageKnown for one	Unknown — not stated by the source	115 - 230 V
Power supply input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Designidentical
Chassis type	Tower	Tower
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Bundled softwareKnown for one	Microsoft Office Small Business 2007	Unknown — not stated by the source
Displayidentical
Display included	No	No
Processor special features5 differ
Embedded options availableDiffers	No	Yes
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 Switching	No	No
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	No	Yes
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)Differs	No	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® Wireless Display (Intel® WiDi)	No	No
Processor ARK IDDiffers	33925	33910
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Thermal Monitoring Technologies	Yes	Yes
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
Graphics & IMC lithographyKnown for one	Unknown — not stated by the source	45 nm
Processor codeKnown for one	Unknown — not stated by the source	SLB9J
Audio1 differ
Audio systemDiffers	High Definition Audio	AD1882
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Relative humidityKnown for one	10 - 80%	Unknown — not stated by the source
Ergonomicsidentical
Acoustic pressure emissionsKnown for one	29 dB	Unknown — not stated by the source
Weight & dimensions1 differ
Width	175 mm	175 mm
Depth	440 mm	440 mm
Height	402 mm	402 mm
WeightDiffers	11 kg	10.2 kg
Packaging contentidentical
Mouse includedKnown for one	Yes	Unknown — not stated by the source
Certificatesidentical
CertificationKnown for one	CE, UL, TUV GS, C-Tick, BSMI, VCCI Class B ITE, GOST, BSMI CNS 13438 Class B, GS, NOM, SABS, SASO, CB, CCC, EMC, DOC, ACPI 2.3, ACA	Unknown — not stated by the source
Other featuresidentical
Drive baysKnown for one	2 ( 1 ) x 5.25" x 1/2H, 1 ( 1 ) x 3.5" x 1/3H	Unknown — not stated by the source
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional

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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