Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M55e vs Lenovo ThinkCentre M55p Small Desktop, DK

32specifications compared
14differ
18identical
63known for one product only

Key differences

Processor family
- ThinkCentre M55e:Intel® Pentium® D
- ThinkCentre M55p Small Desktop, DK:Intel® Core™2 Duo
Processor frequency
- ThinkCentre M55e:3 GHz
- ThinkCentre M55p Small Desktop, DK:1.86 GHz
Processor cache
- ThinkCentre M55e:4 MB
- ThinkCentre M55p Small Desktop, DK:2 MB
Processor front side bus
- ThinkCentre M55e:800 MHz
- ThinkCentre M55p Small Desktop, DK:1066 MHz
Internal memory
- ThinkCentre M55e:0.5 GB
- ThinkCentre M55p Small Desktop, DK:1 GB
USB 2.0 ports quantity
- ThinkCentre M55e:6
- ThinkCentre M55p Small Desktop, DK:8
Power supply
- ThinkCentre M55e:250 W
- ThinkCentre M55p Small Desktop, DK:225 W
Chassis type
- ThinkCentre M55e:Tower
- ThinkCentre M55p Small Desktop, DK:SFF

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre M55e, ThinkCentre M55p Small Desktop, DK
95 specifications	A Lenovo ThinkCentre M55e View product	B Lenovo ThinkCentre M55p Small Desktop, DK View product
Processor4 differ
Processor familyDiffers	Intel® Pentium® D	Intel® Core™2 Duo
Processor modelKnown for one	925	Unknown — not stated by the source
Processor coresKnown for one	2	Unknown — not stated by the source
Processor threadsKnown for one	2	Unknown — not stated by the source
Processor frequencyDiffers	3 GHz	1.86 GHz
Processor cacheDiffers	4 MB	2 MB
Processor front side busDiffers	800 MHz	1066 MHz
Bus typeKnown for one	FSB	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
Processor lithographyKnown for one	65 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Processor seriesKnown for one	Intel Pentium D 900 Series	Unknown — not stated by the source
Processor codenameKnown for one	Presler	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	95 W	Unknown — not stated by the source
TcaseKnown for one	63.4 °C	Unknown — not stated by the source
Processor socketKnown for one	LGA 775 (Socket T)	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	376 M	Unknown — not stated by the source
Processing Die sizeKnown for one	162 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	15	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Number of processors installedKnown for one	Unknown — not stated by the source	1
Memory1 differ
Internal memoryDiffers	0.5 GB	1 GB
Memory slotsKnown for one	2x DIMM	Unknown — not stated by the source
Memory layout (slots x size)Known for one	Unknown — not stated by the source	1 x 1 GB
Optical driveidentical
DVD read speedKnown for one	16x	Unknown — not stated by the source
Network1 differ
Networking featuresDiffers	Ethernet/Fast Ethernet/Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	6	8
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
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Power supplyDiffers	250 W	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
Softwareidentical
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows 2000/XP/Vista
Bundled softwareKnown for one	Unknown — not stated by the source	Adobe Acrobat Reader Diskeeper Lite PC Doctor Google sft. ThinkVantage sft.
Processor special featuresidentical
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	Yes	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	Yes	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	Yes	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processor ARK IDKnown for one	27517	Unknown — not stated by the source
Processor package sizeKnown for one	37.5 x 37.5 mm	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	No	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	ADI 1986 A	ADI 1983 HD
Weight & dimensions4 differ
WidthDiffers	175 mm	310 mm
DepthDiffers	440 mm	87.5 mm
HeightDiffers	402 mm	358 mm
WeightDiffers	10.9 kg	8.5 kg
Expansion slotsidentical
Expansion slotsKnown for one	Unknown — not stated by the source	1x PCI Express 1X 1x PCI
Packaging contentidentical
Mouse includedKnown for one	Unknown — not stated by the source	Yes

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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