Product comparison · 2 pcs/workstations

Lenovo A55 8982 vs Lenovo ThinkCentre M55p Tower (8811DEG), DE

78specifications compared
26differ
52identical
25known for one product only

Key differences

Processor family
- A55 8982:Intel® Pentium® D
- ThinkCentre M55p Tower (8811DEG), DE:Intel® Core™2 Duo
Processor model
- A55 8982:915
- ThinkCentre M55p Tower (8811DEG), DE:E6400
Processor frequency
- A55 8982:2.8 GHz
- ThinkCentre M55p Tower (8811DEG), DE:2.13 GHz
Processor cache
- A55 8982:4 MB
- ThinkCentre M55p Tower (8811DEG), DE:2 MB
Processor front side bus
- A55 8982:800 MHz
- ThinkCentre M55p Tower (8811DEG), DE:1066 MHz
Processor codename
- A55 8982:Presler
- ThinkCentre M55p Tower (8811DEG), DE:Conroe
Thermal Design Power (TDP)
- A55 8982:95 W
- ThinkCentre M55p Tower (8811DEG), DE:65 W
Tcase
- A55 8982:63.4 °C
- ThinkCentre M55p Tower (8811DEG), DE:61.4 °C

Side by side

Differences highlightedShow differences only

Comparison of A55 8982, ThinkCentre M55p Tower (8811DEG), DE
103 specifications	A Lenovo A55 8982 View product	B Lenovo ThinkCentre M55p Tower (8811DEG), DE View product
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium® D	Intel® Core™2 Duo
Processor modelDiffers	915	E6400
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.8 GHz	2.13 GHz
Processor cacheDiffers	4 MB	2 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 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 seriesDiffers	Intel Pentium D 900 Series	Intel Core 2 Duo E6000 Series
Processor codenameDiffers	Presler	Conroe
Thermal Design Power (TDP)Differs	95 W	65 W
TcaseDiffers	63.4 °C	61.4 °C
Number of processors installed	1	1
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	376 M	167 M
Processing Die sizeDiffers	162 mm²	111 mm²
CPU multiplier (bus/core ratio)Differs	14	8
Maximum number of SMP processorsKnown for one	1	Unknown — not stated by the source
ECC supported by processor	No	No
Memory1 differ
Internal memory	1 GB	1 GB
Maximum internal memoryKnown for one	4 GB	Unknown — not stated by the source
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Differs	2 x 0.5 GB	1 x 1 GB
Storage1 differ
Total storage capacity	80 GB	80 GB
Optical drive type	DVD-ROM	DVD-ROM
HDD interfaceDiffers	SATA II	SATA
HDD speed	7200 RPM	7200 RPM
Graphicsidentical
Discrete graphics card model	Intel® GMA 3000	Intel® GMA 3000
Maximum graphics card memoryKnown for one	0.256 GB	Unknown — not stated by the source
Performanceidentical
Product type	PC	PC
Password protection typeKnown for one	BIOS	Unknown — not stated by the source
Optical driveidentical
CD read speedKnown for one	48x	Unknown — not stated by the source
CD write speedKnown for one	48x	Unknown — not stated by the source
CD rewrite speedKnown for one	32x	Unknown — not stated by the source
Networkidentical
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	6	10
Ethernet LAN (RJ-45) ports	1	1
Headphone outputsKnown for one	1	Unknown — not stated by the source
Line-out	Yes	Yes
Line-in	Yes	Yes
Microphone inKnown for one	Yes	Unknown — not stated by the source
VGA (D-Sub) ports quantityKnown for one	1	Unknown — not stated by the source
PS/2 ports quantityKnown for one	2	Unknown — not stated by the source
Serial ports quantityKnown for one	1	Unknown — not stated by the source
Parallel ports quantity	1	1
Expansion slots1 differ
Expansion slotsDiffers	1x PCI Express x1 1x PCI Express x16 2x PCI	1x PCI Express 1X 1x PCI Express 16X 2x PCI
Power1 differ
Power supplyDiffers	220 W	310 W
Power supply input voltageKnown for one	120/230 V	Unknown — not stated by the source
Power supply input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Design1 differ
Chassis typeDiffers	Desktop	Tower
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 Business	Windows XP Professional
Bundled softwareKnown for one	Adobe Acrobat Reader, PC Doctor, Sun Java Runtime Environment, Google Software, ThinkVantage Software	Unknown — not stated by the source
Displayidentical
Display included	No	No
Processor special features4 differ
Embedded options availableDiffers	No	Yes
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)Differs	No	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
Physical Address Extension (PAE)Known for one	32 bit	Unknown — not stated by the source
Processor ARK IDDiffers	27515	27249
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Thermal Monitoring TechnologiesDiffers	No	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
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 80%	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	331 mm	178 mm
DepthDiffers	412 mm	450 mm
HeightDiffers	108 mm	432 mm
WeightKnown for one	Unknown — not stated by the source	12.5 kg
Certificatesidentical
CertificationKnown for one	CE, UL, TUV GS, C-Tick, ISO 9241-3, VCCI Class B ITE, GOST, BSMI CNS 13438 Class B, cUL, NOM, SABS, SASO, CB, FCC Part 15 B, CCC, IRAM, ACPI 2.3	Unknown — not stated by the source
Audioidentical
Audio systemKnown for one	Unknown — not stated by the source	ADI 1983 HD
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes
Other featuresidentical
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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