Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W vs Lenovo ThinkCentre M55e Small Desktop (9645-Q1G), BE

84specifications compared
24differ
60identical
16known for one product only

Key differences

The Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W has 1.2 GHz more processor frequency than the Lenovo ThinkCentre M55e Small Desktop (9645-Q1G), BE (3 GHz vs 1.8 GHz). The Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W has 2 MB more processor cache than the Lenovo ThinkCentre M55e Small Desktop (9645-Q1G), BE (4 MB vs 2 MB). The Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W has 30 W more thermal Design Power (TDP) than the Lenovo ThinkCentre M55e Small Desktop (9645-Q1G), BE (95 W vs 65 W). Only the Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W has display included. Only the Lenovo ThinkCentre M55e Small Desktop (9645-Q1G), BE has embedded options available.

Processor family
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W:Intel® Pentium® D
- ThinkCentre M55e Small Desktop (9645-Q1G), BE:Intel® Core™2 Duo
Processor model
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W:925
- ThinkCentre M55e Small Desktop (9645-Q1G), BE:E4300
Processor frequency
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W:3 GHz
- ThinkCentre M55e Small Desktop (9645-Q1G), BE:1.8 GHz
Processor cache
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W:4 MB
- ThinkCentre M55e Small Desktop (9645-Q1G), BE:2 MB
Processor codename
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W:Presler
- ThinkCentre M55e Small Desktop (9645-Q1G), BE:Conroe
Thermal Design Power (TDP)
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W:95 W
- ThinkCentre M55e Small Desktop (9645-Q1G), BE:65 W
Tcase
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W:63.4 °C
- ThinkCentre M55e Small Desktop (9645-Q1G), BE:61.4 °C
Number of Processing Die Transistors
- ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W:376 M
- ThinkCentre M55e Small Desktop (9645-Q1G), BE:167 M

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W, ThinkCentre M55e Small Desktop (9645-Q1G), BE
100 specifications	A Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G) + ThinkVision L192W View product	B Lenovo ThinkCentre M55e Small Desktop (9645-Q1G), BE View product
Processor11 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium® D	Intel® Core™2 Duo
Processor modelDiffers	925	E4300
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	3 GHz	1.8 GHz
Processor cacheDiffers	4 MB	2 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 Pentium D 900 Series	Intel Core 2 Duo E4000 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	9
ECC supported by processor	No	No
Scenario Design Power (SDP)Known for one	Unknown — not stated by the source	12 W
Processor core voltage (AC)Known for one	Unknown — not stated by the source	1.225 - 1.325 V
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)Known for one	1 x 1 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	160 GB	80 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 & interfacesidentical
USB 2.0 ports quantity	8	8
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	225 W
Design1 differ
Cable lock slot	Yes	Yes
Cable lock slot typeDiffers	Kensington	IBM
Chassis typeKnown for one	Unknown — not stated by the source	Small Desktop
Software1 differ
Operating system installedDiffers	Windows Vista Business	Windows XP Professional
Bundled software	Yes	Yes
Display1 differ
Display includedDiffers	Yes	No
Display diagonalKnown for one	48.3 cm (19")	Unknown — not stated by the source
Display resolutionKnown for one	1440 x 900 pixels	Unknown — not stated by the source
Display brightnessKnown for one	300 cd/m²	Unknown — not stated by the source
Viewing angle, horizontalKnown for one	176°	Unknown — not stated by the source
Viewing angle, verticalKnown for one	176°	Unknown — not stated by the source
DisplayKnown for one	LCD	Unknown — not stated by the source
Processor special features3 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)	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	Yes	Unknown — not stated by the source
Processor ARK IDDiffers	27517	28024
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	310 mm
DepthDiffers	87.5 mm	358 mm
HeightDiffers	275 mm	87.5 mm
WeightDiffers	6.4 kg	8.5 kg
Packaging contentidentical
Mouse included	Yes	Yes
Other featuresidentical
HDD user password	Yes	Yes
Intel segment tagging	Enterprise, Professional	Enterprise, Professional
Expansion slotsidentical
Expansion slotsKnown for one	Unknown — not stated by the source	1x PCI 1x PCI Express 1x PCI

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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