Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M55 Small Desktop (8804-91G), SE vs Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G), DE

83specifications compared
20differ
63identical
13known for one product only

Key differences

Processor family
- ThinkCentre M55 Small Desktop (8804-91G), SE:Intel® Core™2 Duo
- ThinkCentre M55 Ultra Small Desktop (8795-B4G), DE:Intel® Pentium® D
Processor model
- ThinkCentre M55 Small Desktop (8804-91G), SE:E6300
- ThinkCentre M55 Ultra Small Desktop (8795-B4G), DE:925
Processor frequency
- ThinkCentre M55 Small Desktop (8804-91G), SE:1.86 GHz
- ThinkCentre M55 Ultra Small Desktop (8795-B4G), DE:3 GHz
Processor cache
- ThinkCentre M55 Small Desktop (8804-91G), SE:2 MB
- ThinkCentre M55 Ultra Small Desktop (8795-B4G), DE:4 MB
Processor front side bus
- ThinkCentre M55 Small Desktop (8804-91G), SE:1066 MHz
- ThinkCentre M55 Ultra Small Desktop (8795-B4G), DE:800 MHz
Processor codename
- ThinkCentre M55 Small Desktop (8804-91G), SE:Conroe
- ThinkCentre M55 Ultra Small Desktop (8795-B4G), DE:Presler
Thermal Design Power (TDP)
- ThinkCentre M55 Small Desktop (8804-91G), SE:65 W
- ThinkCentre M55 Ultra Small Desktop (8795-B4G), DE:95 W
Tcase
- ThinkCentre M55 Small Desktop (8804-91G), SE:61.4 °C
- ThinkCentre M55 Ultra Small Desktop (8795-B4G), DE:63.4 °C

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre M55 Small Desktop (8804-91G), SE, ThinkCentre M55 Ultra Small Desktop (8795-B4G), DE
96 specifications	A Lenovo ThinkCentre M55 Small Desktop (8804-91G), SE View product	B Lenovo ThinkCentre M55 Ultra Small Desktop (8795-B4G), DE View product
Processor11 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Duo	Intel® Pentium® D
Processor modelDiffers	E6300	925
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.86 GHz	3 GHz
Processor cacheDiffers	2 MB	4 MB
Processor cache type	L2	L2
Processor front side busDiffers	1066 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 codenameDiffers	Conroe	Presler
Thermal Design Power (TDP)Differs	65 W	95 W
TcaseDiffers	61.4 °C	63.4 °C
Number of processors installed	1	1
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	7	15
SteppingKnown for one	R0	Unknown — not stated by the source
ECC supported by processor	No	No
Processor seriesKnown for one	Unknown — not stated by the source	Intel Pentium D 900 Series
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	2x DIMM	Unknown — not stated by the source
Storage1 differ
Total storage capacityDiffers	250 GB	160 GB
Optical drive type	DVD-RW	DVD-RW
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
Line-outKnown for one	Yes	Unknown — not stated by the source
Line-inKnown for one	Yes	Unknown — not stated by the source
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
Parallel ports quantity	1	1
Expansion slotsidentical
Expansion slotsKnown for one	1x PCI Express 1X 1x PCI	Unknown — not stated by the source
Poweridentical
Power supplyKnown for one	225 W	Unknown — not stated by the source
Power availabilityKnown for one	Unknown — not stated by the source	225 W
Designidentical
Chassis typeKnown for one	SFF	Unknown — not stated by the source
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Software1 differ
Operating system installedDiffers	Windows XP Professional	Windows Vista Business
Bundled softwareKnown for one	Unknown — not stated by the source	Yes
Displayidentical
Display included	No	No
Processor special features3 differ
CPU configuration (max)Known for one	1	Unknown — not stated by the source
Embedded options available	No	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)Differs	Yes	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
Processor ARK IDDiffers	27248	27517
Processor codeKnown for one	SLGW2	Unknown — not stated by the source
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
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Audioidentical
Audio system	ADI 1983 HD	ADI 1983 HD
Weight & dimensions4 differ
WidthDiffers	310 mm	275 mm
DepthDiffers	358 mm	87.5 mm
HeightDiffers	87.5 mm	275 mm
WeightDiffers	8.5 kg	6.4 kg
Packaging contentidentical
Mouse included	Yes	Yes
Other featuresidentical
HDD user password	Yes	Yes
Intel segment tagging	Enterprise, Professional	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.

More pcs/workstations comparisons

All pcs/workstations comparisons