Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171 vs Lenovo ThinkCentre M55e Tower (9637M1G), EN

83specifications compared
25differ
58identical
17known for one product only

Key differences

The Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171 has 0.87 GHz more processor frequency than the Lenovo ThinkCentre M55e Tower (9637M1G), EN (3 GHz vs 2.13 GHz). The Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171 has 2 MB more processor cache than the Lenovo ThinkCentre M55e Tower (9637M1G), EN (4 MB vs 2 MB). The Lenovo ThinkCentre M55e Tower (9637M1G), EN has 266 MHz more processor front side bus than the Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171 (1066 MHz vs 800 MHz). Only the Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171 has display included. Only the Lenovo ThinkCentre M55e Tower (9637M1G), EN has embedded options available.

Processor family
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171:Intel® Pentium® D
- ThinkCentre M55e Tower (9637M1G), EN:Intel® Core™2 Duo
Processor model
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171:925
- ThinkCentre M55e Tower (9637M1G), EN:E6400
Processor frequency
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171:3 GHz
- ThinkCentre M55e Tower (9637M1G), EN:2.13 GHz
Processor cache
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171:4 MB
- ThinkCentre M55e Tower (9637M1G), EN:2 MB
Processor front side bus
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171:800 MHz
- ThinkCentre M55e Tower (9637M1G), EN:1066 MHz
Processor codename
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171:Presler
- ThinkCentre M55e Tower (9637M1G), EN:Conroe
Thermal Design Power (TDP)
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171:95 W
- ThinkCentre M55e Tower (9637M1G), EN:65 W
Tcase
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171:63.4 °C
- ThinkCentre M55e Tower (9637M1G), EN:61.4 °C

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171, ThinkCentre M55e Tower (9637M1G), EN
100 specifications	A Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L171 View product	B Lenovo ThinkCentre M55e Tower (9637M1G), EN View product
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium® D	Intel® Core™2 Duo
Processor modelDiffers	925	E6400
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	3 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	15	8
ECC supported by processor	No	No
Memoryidentical
Internal memory	1 GB	1 GB
Maximum internal memory	4 GB	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)	1 x 1 GB	1 x 1 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x DIMM
Storage1 differ
Total storage capacity	160 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
Networkidentical
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	8	6
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
Parallel ports quantity	1	1
PS/2 ports quantityKnown for one	Unknown — not stated by the source	2
Serial ports quantityKnown for one	Unknown — not stated by the source	1
Poweridentical
Power availabilityKnown for one	225 W	Unknown — not stated by the source
Power supplyKnown for one	Unknown — not stated by the source	280 W
Designidentical
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Chassis typeKnown for one	Unknown — not stated by the source	Tower
Software1 differ
Operating system installedDiffers	Windows Vista Business	Windows XP Professional
Bundled softwareKnown for one	Yes	Unknown — not stated by the source
Display1 differ
Display includedDiffers	Yes	No
Display diagonalKnown for one	43.2 cm (17")	Unknown — not stated by the source
Display resolutionKnown for one	1280 x 1024 pixels	Unknown — not stated by the source
Contrast ratio (typical)Known for one	500:1	Unknown — not stated by the source
Display brightnessKnown for one	270 cd/m²	Unknown — not stated by the source
Viewing angle, horizontalKnown for one	140°	Unknown — not stated by the source
Viewing angle, verticalKnown for one	135°	Unknown — not stated by the source
DisplayKnown for one	LCD	Unknown — not stated by the source
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	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	27517	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
Audio1 differ
Audio systemDiffers	ADI 1983 HD	ADI 1986 A
Weight & dimensions4 differ
WidthDiffers	275 mm	175 mm
DepthDiffers	87.5 mm	440 mm
HeightDiffers	275 mm	402 mm
WeightDiffers	6.4 kg	10.9 kg
Packaging contentidentical
Mouse included	Yes	Yes
Other featuresidentical
HDD user passwordKnown for one	Yes	Unknown — not stated by the source
Intel segment tagging	Enterprise, Professional	Enterprise, Professional
Expansion slotsidentical
Expansion slotsKnown for one	Unknown — not stated by the source	1x PCI Express 16X 1x PCI Express 1X

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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