Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M57e Intel® Core™2 Duo E4600 vs Lenovo ThinkCentre A57 Small Form Factor

86specifications compared
15differ
71identical
11known for one product only

Key differences

The Lenovo ThinkCentre M57e Intel® Core™2 Duo E4600 has 0.2 GHz more processor frequency than the Lenovo ThinkCentre A57 Small Form Factor (2.4 GHz vs 2.2 GHz). The Lenovo ThinkCentre M57e Intel® Core™2 Duo E4600 has 1 MB more processor cache than the Lenovo ThinkCentre A57 Small Form Factor (2 MB vs 1 MB). The Lenovo ThinkCentre M57e Intel® Core™2 Duo E4600 has 62 M more processing Die Transistors than the Lenovo ThinkCentre A57 Small Form Factor (167 M vs 105 M). Processor family: Intel® Core™2 Duo on the Lenovo ThinkCentre M57e Intel® Core™2 Duo E4600, Intel® Pentium® on the Lenovo ThinkCentre A57 Small Form Factor. Processor model: E4600 on the Lenovo ThinkCentre M57e Intel® Core™2 Duo E4600, E2200 on the Lenovo ThinkCentre A57 Small Form Factor.

Processor family
- ThinkCentre M57e Intel® Core™2 Duo E4600:Intel® Core™2 Duo
- ThinkCentre A57 Small Form Factor:Intel® Pentium®
Processor model
- ThinkCentre M57e Intel® Core™2 Duo E4600:E4600
- ThinkCentre A57 Small Form Factor:E2200
Processor frequency
- ThinkCentre M57e Intel® Core™2 Duo E4600:2.4 GHz
- ThinkCentre A57 Small Form Factor:2.2 GHz
Processor cache
- ThinkCentre M57e Intel® Core™2 Duo E4600:2 MB
- ThinkCentre A57 Small Form Factor:1 MB
Number of Processing Die Transistors
- ThinkCentre M57e Intel® Core™2 Duo E4600:167 M
- ThinkCentre A57 Small Form Factor:105 M
Processing Die size
- ThinkCentre M57e Intel® Core™2 Duo E4600:111 mm²
- ThinkCentre A57 Small Form Factor:77 mm²
CPU multiplier (bus/core ratio)
- ThinkCentre M57e Intel® Core™2 Duo E4600:12
- ThinkCentre A57 Small Form Factor:11
Optical drive type
- ThinkCentre M57e Intel® Core™2 Duo E4600:DVD±RW
- ThinkCentre A57 Small Form Factor:DVD-RW

Side by side

Differences highlightedShow differences only

Comparison of M57e, ThinkCentre A57 Small Form Factor
97 specifications	A Lenovo ThinkCentre M57e Intel® Core™2 Duo E4600 Model M57e View product	B Lenovo ThinkCentre A57 Small Form Factor View product
Processor8 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Duo	Intel® Pentium®
Processor modelDiffers	E4600	E2200
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.4 GHz	2.2 GHz
Processor cacheDiffers	2 MB	1 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithography	65 nm	65 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo E4000 Series	Intel Pentium E2000 Series for Desktop
Processor codename	Conroe	Conroe
Thermal Design Power (TDP)	65 W	65 W
Tcase	73.3 °C	73.3 °C
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	167 M	105 M
Processing Die sizeDiffers	111 mm²	77 mm²
CPU multiplier (bus/core ratio)Differs	12	11
Stepping	M0	M0
ECC supported by processor	No	No
Memoryidentical
Internal memory	1 GB	1 GB
Maximum internal memory	4 GB	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)	1 x 1 GB	1 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±RW	DVD-RW
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	No	No
Graphicsidentical
Discrete graphics card model	Intel® GMA 3100	Intel® GMA 3100
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
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	1	4
Line-outKnown for one	Unknown — not stated by the source	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
PS/2 ports quantity	2	2
Serial ports quantity	0	0
Parallel ports quantity	1	1
Expansion slotsidentical
Expansion slotsKnown for one	Unknown — not stated by the source	1 x PCI Express 16X 1 x PCI
Poweridentical
Power supply typeKnown for one	Unknown — not stated by the source	110 - 220 V
Power supply	280 W	280 W
Power supply input frequency	50 - 60 Hz	50 - 60 Hz
Power supply input voltageKnown for one	110 - 220 V	Unknown — not stated by the source
Designidentical
Chassis type	SFF	SFF
Product colourKnown for one	Unknown — not stated by the source	Black
Software1 differ
Operating system installedDiffers	Windows Vista Business	Windows XP Professional
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows XP Windows XP Home Edition Windows XP Professional MS-DOS Windows Vista Business Windows Vista Business 64 Windows Vista Home Basic Windows Vista Home Premium Windows Vista Home Premium 64 Windows Vista Ultimate Windows Vista Ultimate 64-Bit
Displayidentical
Display included	No	No
Processor special features1 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 Technology	No	No
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)	No	No
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	32242	33925
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
Processor codeKnown for one	SLA94	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	Realtek ALC662	ALC662
Weight & dimensions1 differ
Width	317 mm	317 mm
Depth	355 mm	355 mm
Height	99 mm	99 mm
WeightDiffers	7.3 kg	3.31 kg
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Intel segment taggingKnown for one	Enterprise, Professional	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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