Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M55 8808 vs Lenovo ThinkCentre M57 9172

103specifications compared
27differ
76identical
15known for one product only

Key differences

Processor family
- ThinkCentre M55 8808:Intel® Pentium® D
- ThinkCentre M57 9172:Intel® Core™2 Duo
Processor model
- ThinkCentre M55 8808:925
- ThinkCentre M57 9172:E6550
Processor frequency
- ThinkCentre M55 8808:3 GHz
- ThinkCentre M57 9172:2.33 GHz
Processor front side bus
- ThinkCentre M55 8808:800 MHz
- ThinkCentre M57 9172:1333 MHz
Processor codename
- ThinkCentre M55 8808:Presler
- ThinkCentre M57 9172:Conroe
Thermal Design Power (TDP)
- ThinkCentre M55 8808:95 W
- ThinkCentre M57 9172:65 W
Tcase
- ThinkCentre M55 8808:63.4 °C
- ThinkCentre M57 9172:72 °C
Number of Processing Die Transistors
- ThinkCentre M55 8808:376 M
- ThinkCentre M57 9172:291 M

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre M55 8808, ThinkCentre M57 9172
118 specifications	A Lenovo ThinkCentre M55 8808 View product	B Lenovo ThinkCentre M57 9172 View product
Processor11 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium® D	Intel® Core™2 Duo
Processor modelDiffers	925	E6550
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	3 GHz	2.33 GHz
Processor cache	4 MB	4 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	1333 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	72 °C
Number of processors installed	1	1
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	376 M	291 M
Processing Die sizeDiffers	162 mm²	143 mm²
CPU multiplier (bus/core ratio)Differs	15	7
Platform	PC	PC
ECC supported by processor	No	No
Maximum number of SMP processorsKnown for one	Unknown — not stated by the source	1
SteppingKnown for one	Unknown — not stated by the source	G0
Memory1 differ
Internal memory	1 GB	1 GB
Maximum internal memoryDiffers	4 GB	8 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	80 GB	160 GB
Optical drive typeKnown for one	DVD-ROM	Unknown — not stated by the source
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	No	No
Floppy drive installed	No	No
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card modelKnown for one	Intel® GMA 3000	Unknown — not stated by the source
Graphics card familyKnown for one	Intel	Unknown — not stated by the source
Performanceidentical
Product type	PC	PC
Motherboard chipsetKnown for one	Intel® Q963 Express	Unknown — not stated by the source
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet LAN data rates	10,100,1000 Mbit/s	10,100,1000 Mbit/s
Cabling technology	10/100/1000Base-T(X)	10/100/1000Base-T(X)
Wi-Fi	No	No
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	8	6
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0	0
HDMI ports quantity	0	0
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
DVI port	No	No
PS/2 ports quantityDiffers	0	2
Firewire (IEEE 1394) ports	0	0
Serial ports quantity	1	1
Parallel ports quantity	1	1
Expansion slots1 differ
PCI Express x1 slots	1	1
PCI slotsDiffers	1	2
PCI Express x16 slotsKnown for one	Unknown — not stated by the source	1
Power1 differ
Power supply type	AC	AC
Power requirements	120 - 230 V	120 - 230 V
Power supplyDiffers	225 W	280 W
Design1 differ
Chassis typeDiffers	SFF	Desktop
Product colour	Black	Black
External drive baysKnown for one	Unknown — not stated by the source	1x3.5", 1x5.25"
Internal drive baysKnown for one	Unknown — not stated by the source	1x 3.5"
Software1 differ
Operating system installedDiffers	Windows XP Professional	Windows Vista Business
Mac compatibilityKnown for one	Unknown — not stated by the source	No
Displayidentical
Display included	No	No
Processor special features4 differ
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 TechnologyDiffers	No	Yes
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	30783
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
Processor codeKnown for one	Unknown — not stated by the source	SLA9X
Audioidentical
Audio system	High Definition Audio	High Definition Audio
Weight & dimensions4 differ
WidthDiffers	310 mm	331 mm
DepthDiffers	358 mm	412 mm
HeightDiffers	88 mm	108 mm
WeightDiffers	8.5 kg	10.4 kg
Packaging contentidentical
Mouse includedKnown for one	Yes	Unknown — not stated by the source
Remote control included	No	No
Certificatesidentical
Compliance industry standards	IEEE802.3, IEEE802.3u, IEEE802.3ab	IEEE802.3, IEEE802.3u, IEEE802.3ab
Other featuresidentical
TV tuner integrated	No	No
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.

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