Product comparison · 2 pcs/workstations

Acer Aspire L310_320 vs Lenovo ThinkCentre M55 Intel® Pentium® D 915

73specifications compared
22differ
51identical
21known for one product only

Key differences

Processor family
- Aspire L310_320:Intel® Core™2 Duo
- ThinkCentre M55 Intel® Pentium® D 915:Intel® Pentium® D
Processor model
- Aspire L310_320:E4300
- ThinkCentre M55 Intel® Pentium® D 915:915
Processor frequency
- Aspire L310_320:1.8 GHz
- ThinkCentre M55 Intel® Pentium® D 915:2.8 GHz
Processor cache
- Aspire L310_320:2 MB
- ThinkCentre M55 Intel® Pentium® D 915:4 MB
Processor codename
- Aspire L310_320:Conroe
- ThinkCentre M55 Intel® Pentium® D 915:Presler
Thermal Design Power (TDP)
- Aspire L310_320:65 W
- ThinkCentre M55 Intel® Pentium® D 915:95 W
Tcase
- Aspire L310_320:61.4 °C
- ThinkCentre M55 Intel® Pentium® D 915:63.4 °C
Number of Processing Die Transistors
- Aspire L310_320:167 M
- ThinkCentre M55 Intel® Pentium® D 915:376 M

Side by side

Differences highlightedShow differences only

Comparison of Aspire L310_320, M55
94 specifications	A Acer Aspire L310_320 View product	B Lenovo ThinkCentre M55 Intel® Pentium® D 915 Model M55 View product
Processor11 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Duo	Intel® Pentium® D
Processor modelDiffers	E4300	915
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.8 GHz	2.8 GHz
Processor cacheDiffers	2 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 seriesDiffers	Intel Core 2 Duo E4000 Series	Intel Pentium D 900 Series
Processor codenameDiffers	Conroe	Presler
Thermal Design Power (TDP)Differs	65 W	95 W
TcaseDiffers	61.4 °C	63.4 °C
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	167 M	376 M
Processing Die sizeDiffers	111 mm²	162 mm²
CPU multiplier (bus/core ratio)Differs	9	14
ECC supported by processor	No	No
Scenario Design Power (SDP)Known for one	12 W	Unknown — not stated by the source
Processor core voltage (AC)Known for one	1.225 - 1.325 V	Unknown — not stated by the source
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
Memory layout (slots x size)Known for one	2 x 0.5 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	320 GB	160 GB
Optical drive typeDiffers	DVD-RW	DVD-ROM
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Graphicsidentical
Discrete graphics card model	Intel® GMA 3000	Intel® GMA 3000
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 & interfaces1 differ
USB 2.0 ports quantityDiffers	6	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-inKnown for one	Unknown — not stated by the source	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
Parallel ports quantityKnown for one	Unknown — not stated by the source	1
DVI portKnown for one	Yes	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	1	Unknown — not stated by the source
Poweridentical
Power supplyKnown for one	Unknown — not stated by the source	225 W
Software1 differ
Operating system installedDiffers	Windows Vista Home Premium	Windows XP Professional
Bundled softwareKnown for one	Unknown — not stated by the source	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
Displayidentical
Display included	No	No
Processor special features3 differ
Embedded options availableDiffers	Yes	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)Known for one	Unknown — not stated by the source	32 bit
Processor ARK IDDiffers	28024	27515
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Thermal Monitoring TechnologiesDiffers	Yes	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	250 mm	276 mm
DepthDiffers	200 mm	270 mm
HeightDiffers	60 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	SFF	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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