Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A57 SFF vs Lenovo ThinkCentre M57 Eco

88specifications compared
27differ
61identical
23known for one product only

Key differences

Processor family
- ThinkCentre A57 SFF:Intel® Pentium®
- ThinkCentre M57 Eco:Intel® Core™2 Duo
Processor model
- ThinkCentre A57 SFF:E2200
- ThinkCentre M57 Eco:E8200
Processor frequency
- ThinkCentre A57 SFF:2.2 GHz
- ThinkCentre M57 Eco:2.66 GHz
Processor cache
- ThinkCentre A57 SFF:1 MB
- ThinkCentre M57 Eco:6 MB
Processor front side bus
- ThinkCentre A57 SFF:800 MHz
- ThinkCentre M57 Eco:1333 MHz
Processor lithography
- ThinkCentre A57 SFF:65 nm
- ThinkCentre M57 Eco:45 nm
Processor codename
- ThinkCentre A57 SFF:Conroe
- ThinkCentre M57 Eco:Wolfdale
Tcase
- ThinkCentre A57 SFF:73.3 °C
- ThinkCentre M57 Eco:72.4 °C

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre A57 SFF, ThinkCentre M57 Eco
111 specifications	A Lenovo ThinkCentre A57 SFF View product	B Lenovo ThinkCentre M57 Eco View product
Processor13 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium®	Intel® Core™2 Duo
Processor modelDiffers	E2200	E8200
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.2 GHz	2.66 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	Unknown — not stated by the source	1
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	8
Maximum number of SMP processorsKnown for one	Unknown — not stated by the source	1
SteppingDiffers	M0	C0
ECC supported by processor	No	No
Memoryidentical
Internal memory	2 GB	2 GB
Maximum internal memory	4 GB	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)	2 x 1 GB	2 x 1 GB
Memory clock speed	667 MHz	667 MHz
Memory slotsKnown for one	2x DIMM	Unknown — not stated by the source
Storage1 differ
Total storage capacity	160 GB	160 GB
Optical drive typeDiffers	DVD Super Multi	DVD±RW
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
HDD interface	SATA	SATA
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Card reader integrated	No	No
Graphicsidentical
Discrete graphics card model	Intel® GMA 3100	Intel® GMA 3100
Performanceidentical
Product type	PC	PC
Networkidentical
Ethernet LAN data ratesKnown for one	Unknown — not stated by the source	1000 Mbit/s
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	8	6
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-out	Yes	Yes
Line-in	Yes	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI portKnown for one	Unknown — not stated by the source	Yes
PS/2 ports quantityDiffers	2	0
Serial ports quantityDiffers	0	1
Parallel ports quantity	1	1
Expansion slotsidentical
PCI Express x16 slots	1	1
PCI slots	1	1
Power1 differ
Power requirementsDiffers	110-220 V (50/60Hz)	120/230 V ( 50/60 Hz )
Power supplyKnown for one	Unknown — not stated by the source	120 W
Power consumption (typical)Known for one	280 W	Unknown — not stated by the source
Designidentical
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	IBM
Product colour	Black	Black
External drive baysKnown for one	Unknown — not stated by the source	1 - 5,25" x 1/6H (Slim Line)
Internal drive baysKnown for one	Unknown — not stated by the source	1 - 3.5" x 1/3H
Chassis typeKnown for one	SFF	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows XP Professional	Windows Vista Business
Displayidentical
Display included	No	No
Processor special features3 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 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)	No	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	33925	33909
Processor codeKnown for one	Unknown — not stated by the source	SLAPP
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
Audio1 differ
Audio systemDiffers	ALC662	High Definition Audio
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	10 - 35 °C
Operating relative humidity (H-H)Known for one	Unknown — not stated by the source	10 - 80%
Ergonomicsidentical
Acoustic pressure emissionsKnown for one	Unknown — not stated by the source	27 dB
Weight & dimensions4 differ
WidthDiffers	317 mm	275 mm
DepthDiffers	355 mm	242 mm
HeightDiffers	99 mm	81 mm
WeightDiffers	3.31 kg	3.7 kg
Certificatesidentical
CertificationKnown for one	Unknown — not stated by the source	CE, UL, TUV GS, C-Tick, ISO 9241-3, VCCI Class B ITE, GOST, BSMI CNS 13438 Class B, cUL, NOM, SABS, SASO, CB, FCC Part 15 B, CCC, IRAM, RoHS, 80 PLUS, ACA
Other featuresidentical
Security featuresKnown for one	Unknown — not stated by the source	TPM 1.2
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional
Packaging contentidentical
Mouse includedKnown for one	Yes	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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