Product comparison · 2 pcs/workstations

Acer Aspire T671-19 vs Lenovo ThinkCentre M55 Intel® Pentium® D 915

77specifications compared
10differ
67identical
19known for one product only

Key differences

Total storage capacity
- Aspire T671-19:250 GB
- ThinkCentre M55 Intel® Pentium® D 915:160 GB
Optical drive type
- Aspire T671-19:DVD±RW
- ThinkCentre M55 Intel® Pentium® D 915:DVD-ROM
Discrete graphics card model
- Aspire T671-19:AMD Radeon Xpress 1250
- ThinkCentre M55 Intel® Pentium® D 915:Intel® GMA 3000
Operating system installed
- Aspire T671-19:Windows Vista Home Premium
- ThinkCentre M55 Intel® Pentium® D 915:Windows XP Professional
Display included
- Aspire T671-19:Yes
- ThinkCentre M55 Intel® Pentium® D 915:No
Audio system
- Aspire T671-19:Hi-definition audio (7.1)
- ThinkCentre M55 Intel® Pentium® D 915:ADI 1983 HD
Width
- Aspire T671-19:180 mm
- ThinkCentre M55 Intel® Pentium® D 915:276 mm
Depth
- Aspire T671-19:420 mm
- ThinkCentre M55 Intel® Pentium® D 915:270 mm

Side by side

Differences highlightedShow differences only

Comparison of Aspire T671-19, M55
96 specifications	A Acer Aspire T671-19 View product	B Lenovo ThinkCentre M55 Intel® Pentium® D 915 Model M55 View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Pentium® D	Intel® Pentium® D
Processor model	915	915
Processor cores	2	2
Processor threads	2	2
Processor frequency	2.8 GHz	2.8 GHz
Processor cache	4 MB	4 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 series	Intel Pentium D 900 Series	Intel Pentium D 900 Series
Processor codename	Presler	Presler
Thermal Design Power (TDP)	95 W	95 W
Tcase	63.4 °C	63.4 °C
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die Transistors	376 M	376 M
Processing Die size	162 mm²	162 mm²
CPU multiplier (bus/core ratio)	14	14
ECC supported by processor	No	No
Memoryidentical
Internal memory	1 GB	1 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory slotsKnown for one	Unknown — not stated by the source	2x DIMM
Maximum internal memoryKnown for one	4 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	250 GB	160 GB
Optical drive typeDiffers	DVD±RW	DVD-ROM
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Graphics1 differ
Discrete graphics card modelDiffers	AMD Radeon Xpress 1250	Intel® GMA 3000
Maximum graphics card memoryKnown for one	0.384 GB	Unknown — not stated by the source
Performanceidentical
Product type	PC	PC
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® Q963 Express
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	24x
CD write speedKnown for one	Unknown — not stated by the source	24x
CD rewrite speedKnown for one	Unknown — not stated by the source	24x
DVD read speedKnown for one	Unknown — not stated by the source	8x
Networkidentical
Networking features	Ethernet/Fast Ethernet/Gigabit Ethernet	Ethernet/Fast Ethernet/Gigabit Ethernet
Ports & interfacesidentical
USB 2.0 ports quantity	8	8
Ethernet LAN (RJ-45) ports	1	1
Headphone outputsKnown for one	Unknown — not stated by the source	1
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-in	Yes	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
Parallel ports quantity	1	1
PS/2 ports quantityKnown for one	2	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	2	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Poweridentical
Power supplyKnown for one	Unknown — not stated by the source	225 W
Software2 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows XP Professional
Bundled softwareDiffers	Symantec Norton AntiVirus 2006, Adobe Acrobat Reader 7.0, Cyberlink Power DVD 6, 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	Adobe Acrobat Reader, Diskeeper 9.0 Home Edition, Google Desktop, Google Toolbar, Microsoft Office Hybrid Pro image 2007, Picasa, ThinkVantage Client Security Solution, ThinkVantage Productivity Center, ThinkVantage Rescue & Recovery, ThinkVantage System Update, Sun JRE, Norton Internet Security (OE
Display1 differ
Display includedDiffers	Yes	No
Display diagonalKnown for one	48.3 cm (19")	Unknown — not stated by the source
DisplayKnown for one	TFT	Unknown — not stated by the source
Processor special featuresidentical
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
Physical Address Extension (PAE)	32 bit	32 bit
Processor ARK ID	27515	27515
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Thermal Monitoring Technologies	No	No
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	Hi-definition audio (7.1)	ADI 1983 HD
Weight & dimensions3 differ
WidthDiffers	180 mm	276 mm
DepthDiffers	420 mm	270 mm
HeightDiffers	360 mm	89 mm
WeightKnown for one	Unknown — not stated by the source	6.4 kg
Other featuresidentical
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional
Designidentical
Chassis typeKnown for one	Mini Tower	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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