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 manufacturer	Intel	Intel
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 cache type	L2	L2
Processor front side busDiffers	1333 MHz	1066 MHz
Bus type	FSB	FSB
FSB ParityDiffers	Yes	No
Processor lithography	45 nm	45 nm
Processor operating modes	64-bit	64-bit
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
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
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
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	4 GB	2 GB
Maximum internal memoryDiffers	8 GB	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
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
Total storage capacity	320 GB	320 GB
Optical drive typeDiffers	DVD±RW	DVD Super Multi
HDD interface	SATA	SATA
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
Performanceidentical
Product type	PC	PC
Networkidentical
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	10	8
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown 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 quantityDiffers	1	0
Parallel ports quantity	1	1
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
Chassis type	Tower	Tower
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
Displayidentical
Display included	No	No
Processor special features5 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	Yes	No
Intel VT-x with Extended Page Tables (EPT)	No	No
Intel Virtualization Technology (VT-x)Differs	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	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	33922	35348
Processor package sizeDiffers	37.5 x 37.5 mm	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	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.

More pcs/workstations comparisons

All pcs/workstations comparisons