Product comparison · 2 pcs/workstations

Acer Veriton M661 Core 2 Quad Q9300 vs Lenovo ThinkCentre A57 T

80specifications compared
33differ
47identical
21known for one product only

Key differences

The Acer Veriton M661 Core 2 Quad Q9300 has 2 more processor cores than the Lenovo ThinkCentre A57 T (4 vs 2). The Acer Veriton M661 Core 2 Quad Q9300 has 2 more processor threads than the Lenovo ThinkCentre A57 T (4 vs 2). The Lenovo ThinkCentre A57 T has 0.03 GHz more processor frequency than the Acer Veriton M661 Core 2 Quad Q9300 (2.53 GHz vs 2.5 GHz). Only the Acer Veriton M661 Core 2 Quad Q9300 has FSB Parity. Only the Acer Veriton M661 Core 2 Quad Q9300 has card reader integrated.

Processor family
- Veriton M661 Core 2 Quad Q9300:Intel® Core™2 Quad
- ThinkCentre A57 T:Intel® Core™2 Duo
Processor model
- Veriton M661 Core 2 Quad Q9300:Q9300
- ThinkCentre A57 T:E7200
Processor cores
- Veriton M661 Core 2 Quad Q9300:4
- ThinkCentre A57 T:2
Processor threads
- Veriton M661 Core 2 Quad Q9300:4
- ThinkCentre A57 T:2
Processor frequency
- Veriton M661 Core 2 Quad Q9300:2.5 GHz
- ThinkCentre A57 T:2.53 GHz
Processor cache
- Veriton M661 Core 2 Quad Q9300:6 MB
- ThinkCentre A57 T:3 MB
Processor front side bus
- Veriton M661 Core 2 Quad Q9300:1333 MHz
- ThinkCentre A57 T:1066 MHz
FSB Parity
- Veriton M661 Core 2 Quad Q9300:Yes
- ThinkCentre A57 T:No

Side by side

Differences highlightedShow differences only

Comparison of Veriton M661 Core 2 Quad Q9300, ThinkCentre A57 T
101 specifications	A Acer Veriton M661 Core 2 Quad Q9300 View product	B Lenovo ThinkCentre A57 T View product
Processor16 differ
Processor familyDiffers	Intel® Core™2 Quad	Intel® Core™2 Duo
Processor modelDiffers	Q9300	E7200
Processor coresDiffers	4	2
Processor threadsDiffers	4	2
Processor frequencyDiffers	2.5 GHz	2.53 GHz
Processor cacheDiffers	6 MB	3 MB
Processor front side busDiffers	1333 MHz	1066 MHz
FSB ParityDiffers	Yes	No
Processor seriesDiffers	Intel Core 2 Quad Q9000 Series for Desktop	Intel Core 2 Duo E7000 Series
Processor codenameDiffers	Yorkfield	Wolfdale
Thermal Design Power (TDP)Differs	95 W	65 W
TcaseDiffers	71.4 °C	74.1 °C
Number of Processing Die TransistorsDiffers	456 M	228 M
Processing Die sizeDiffers	164 mm²	82 mm²
CPU multiplier (bus/core ratio)Differs	7.5	9.5
SteppingDiffers	M1	M0
Memory2 differ
Internal memoryDiffers	4 GB	2 GB
Maximum internal memoryDiffers	8 GB	4 GB
Memory layout (slots x size)Known for one	Unknown — not stated by the source	2 x 1 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x DIMM
Memory clock speedKnown for one	Unknown — not stated by the source	667 MHz
Storage2 differ
Optical drive typeDiffers	DVD±RW	DVD Super Multi
Card reader integratedDiffers	Yes	No
Number of HDDs installedKnown for one	2	Unknown — not stated by the source
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card modelDiffers	NVIDIA® GeForce® 9500 GT	Intel® GMA 3100
On-board graphics card modelKnown for one	Unknown — not stated by the source	Not available
Maximum graphics card memoryKnown for one	0.256 GB	Unknown — not stated by the source
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	10	8
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
Serial ports quantityDiffers	1	0
Expansion slotsidentical
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 slotsKnown for one	Unknown — not stated by the source	2
Poweridentical
Power requirementsKnown for one	Unknown — not stated by the source	110-220 V (50/60Hz)
Power consumption (typical)Known for one	Unknown — not stated by the source	280 W
Power supplyKnown for one	300 W	Unknown — not stated by the source
Designidentical
Product colourKnown for one	Unknown — not stated by the source	Black
Software1 differ
Operating system installedDiffers	Windows Vista Business	Windows XP Professional
Bundled softwareKnown for one	Acer Empowering Technology, LANScope, Cyberlink PowerDVD	Unknown — not stated by the source
Processor special features5 differ
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel Virtualization Technology (VT-x)Differs	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Processor ARK IDDiffers	33922	35348
Processor package sizeDiffers	37.5 x 37.5 mm	37.5 mm
Processor codeKnown for one	SLAWE	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	High Definition Audio 7.1	ALC662
Weight & dimensions3 differ
WidthDiffers	180 mm	175 mm
DepthDiffers	441.5 mm	440 mm
HeightDiffers	367 mm	402 mm
WeightKnown for one	Unknown — not stated by the source	11 kg
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
Intel segment taggingKnown for one	Enterprise, Small Business	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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