Lenovo ThinkCentre M55 Tower (881192G) vs Lenovo ThinkCentre M55 Tower (881192G), SE

Comparison of ThinkCentre M55 Tower (881192G), ThinkCentre M55 Tower (881192G), SE

92 specifications	A Lenovo ThinkCentre M55 Tower (881192G)View product	B Lenovo ThinkCentre M55 Tower (881192G), SEView product
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor model	E6300	E6300
Processor cores	2	2
Processor threads	2	2
Processor frequency	1.86 GHz	1.86 GHz
Processor cache	2 MB	2 MB
Processor cache type	L2	L2
Processor front side bus	1066 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 codename	Conroe	Conroe
Thermal Design Power (TDP)	65 W	65 W
Tcase	61.4 °C	61.4 °C
Number of processors installed	1	1
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die Transistors	167 M	167 M
Processing Die size	111 mm²	111 mm²
CPU multiplier (bus/core ratio)	7	7
Stepping	R0	R0
ECC supported by processor	No	No
Memoryidentical
Internal memory	1 GB	1 GB
Maximum internal memory	8 GB	8 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)	1 x 1 GB	1 x 1 GB
Memory slots	4x DIMM	4x DIMM
Storageidentical
Total storage capacity	250 GB	250 GB
Optical drive type	DVD-RW	DVD-RW
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Performanceidentical
Product type	PC	PC
Networkidentical
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfacesidentical
USB 2.0 ports quantity	10	10
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-out	Yes	Yes
Line-in	Yes	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
Parallel ports quantity	1	1
Expansion slotsidentical
Expansion slots	2x PCI 1x PCI Express 1X 1x PCI Express 16X	2x PCI 1x PCI Express 1X 1x PCI Express 16X
Poweridentical
Power supply	310 W	310 W
Designidentical
Chassis type	Tower	Tower
Cable lock slot	Yes	Yes
Cable lock slot type	Kensington	Kensington
Softwareidentical
Operating system installed	Windows XP Professional	Windows XP Professional
Bundled software	Adobe Acrobat Reader PC Doctor Diskeeper Lite Google ThinkVantage	Adobe Acrobat Reader PC Doctor Diskeeper Lite Google ThinkVantage
Displayidentical
Display included	No	No
Processor special featuresidentical
CPU configuration (max)	1	1
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)	Yes	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
Processor ARK ID	27248	27248
Processor code	SLGW2	SLGW2
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Thermal Monitoring Technologies	Yes	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
Audioidentical
Audio system	ADI 1983 HD	ADI 1983 HD
Weight & dimensionsidentical
Width	178 mm	178 mm
Depth	450 mm	450 mm
Height	432 mm	432 mm
Weight	12.5 kg	12.5 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.