Product comparison · 2 pcs/workstations

Acer Aspire E571-C2D vs Lenovo ThinkCentre M55 Small Desktop (8804-91G), UK

78specifications compared
11differ
67identical
22known for one product only

Key differences

The Acer Aspire E571-C2D has 1 GB more internal memory than the Lenovo ThinkCentre M55 Small Desktop (8804-91G), UK (2 GB vs 1 GB). The Acer Aspire E571-C2D has 250 GB more total storage capacity than the Lenovo ThinkCentre M55 Small Desktop (8804-91G), UK (500 GB vs 250 GB). The Lenovo ThinkCentre M55 Small Desktop (8804-91G), UK has 2 more USB 2.0 ports quantity than the Acer Aspire E571-C2D (8 vs 6). Optical drive type: DVD±RW on the Acer Aspire E571-C2D, DVD-RW on the Lenovo ThinkCentre M55 Small Desktop (8804-91G), UK. Discrete graphics card model: NVIDIA® GeForce® 8800 GTS on the Acer Aspire E571-C2D, Intel® GMA 3000 on the Lenovo ThinkCentre M55 Small Desktop (8804-91G), UK.

Internal memory
- Aspire E571-C2D:2 GB
- ThinkCentre M55 Small Desktop (8804-91G), UK:1 GB
Total storage capacity
- Aspire E571-C2D:500 GB
- ThinkCentre M55 Small Desktop (8804-91G), UK:250 GB
Optical drive type
- Aspire E571-C2D:DVD±RW
- ThinkCentre M55 Small Desktop (8804-91G), UK:DVD-RW
Discrete graphics card model
- Aspire E571-C2D:NVIDIA® GeForce® 8800 GTS
- ThinkCentre M55 Small Desktop (8804-91G), UK:Intel® GMA 3000
USB 2.0 ports quantity
- Aspire E571-C2D:6
- ThinkCentre M55 Small Desktop (8804-91G), UK:8
Chassis type
- Aspire E571-C2D:Tower
- ThinkCentre M55 Small Desktop (8804-91G), UK:SFF
Operating system installed
- Aspire E571-C2D:Windows Vista Home Premium
- ThinkCentre M55 Small Desktop (8804-91G), UK:Windows XP Professional
Audio system
- Aspire E571-C2D:High Definition Audio 7.1
- ThinkCentre M55 Small Desktop (8804-91G), UK:ADI 1983 HD

Side by side

Differences highlightedShow differences only

Comparison of Aspire E571-C2D, ThinkCentre M55 Small Desktop (8804-91G), UK
100 specifications	A Acer Aspire E571-C2D View product	B Lenovo ThinkCentre M55 Small Desktop (8804-91G), UK View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor model	E6300	E6300
Processor cores	2	2
Processor threads	2	2
Processor frequency	1.86 GHz	1.86 GHz
Processor cache	2 MB	2 MB
Processor cache type	L2	L2
Processor front side bus	1066 MHz	1066 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithography	65 nm	65 nm
Processor operating modes	64-bit	64-bit
Processor codename	Conroe	Conroe
Thermal Design Power (TDP)	65 W	65 W
Tcase	61.4 °C	61.4 °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 Transistors	167 M	167 M
Processing Die size	111 mm²	111 mm²
CPU multiplier (bus/core ratio)	7	7
Stepping	R0	R0
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	2 GB	1 GB
Maximum internal memoryKnown for one	Unknown — not stated by the source	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 1 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x DIMM
Storage2 differ
Total storage capacityDiffers	500 GB	250 GB
Optical drive typeDiffers	DVD±RW	DVD-RW
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Compatible memory cardsKnown for one	MMC, MS Duo, MS Pro, MS Pro Duo, SD, xD	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card modelDiffers	NVIDIA® GeForce® 8800 GTS	Intel® GMA 3000
Maximum graphics card memoryKnown for one	0.64 GB	Unknown — not stated by the source
Performanceidentical
Product type	PC	PC
Networkidentical
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	6	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
Parallel ports quantity	1	1
DVI portKnown for one	Yes	Unknown — not stated by the source
PS/2 ports quantityKnown for one	2	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	1	Unknown — not stated by the source
S/PDIF out portKnown for one	Yes	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Expansion slotsidentical
Expansion slotsKnown for one	Unknown — not stated by the source	1x PCI Express 1X 1x PCI
Poweridentical
Power supplyKnown for one	Unknown — not stated by the source	225 W
Design1 differ
Chassis typeDiffers	Tower	SFF
Cable lock slotKnown for one	Unknown — not stated by the source	Yes
Cable lock slot typeKnown for one	Unknown — not stated by the source	Kensington
Software1 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows XP Professional
Bundled softwareKnown for one	Symantec Norton AntiVirus 2006, Adobe Acrobat Reader 7.0, NTI CD-Maker Gold, Self Burn Recovery, Acer Empowering Framework, Acer eRecovery Management, Acer eDataSecurity Management, Acer ePerformance Management, Acer e-Mode, Acer e-Console	Unknown — not stated by the source
Displayidentical
Display included	No	No
Processor special featuresidentical
CPU configuration (max)	1	1
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)	Yes	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 ID	27248	27248
Processor code	SLGW2	SLGW2
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	High Definition Audio 7.1	ADI 1983 HD
Weight & dimensions3 differ
WidthDiffers	183 mm	310 mm
DepthDiffers	455 mm	358 mm
HeightDiffers	370 mm	87.5 mm
WeightKnown for one	Unknown — not stated by the source	8.5 kg
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
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

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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