Product comparison · 2 pcs/workstations

Lenovo M57 Tower vs Lenovo ThinkCentre M55 8808

101specifications compared
28differ
73identical
19known for one product only

Key differences

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

Side by side

Differences highlightedShow differences only

Comparison of M57 Tower, ThinkCentre M55 8808
120 specifications	A Lenovo M57 Tower View product	B Lenovo ThinkCentre M55 8808 View product
Processor11 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Duo	Intel® Pentium® D
Processor modelDiffers	E6550	925
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.33 GHz	3 GHz
Processor cache	4 MB	4 MB
Processor cache type	L2	L2
Processor front side busDiffers	1333 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 Core 2 Duo E6000 Series	Intel Pentium D 900 Series
Processor codenameDiffers	Conroe	Presler
Thermal Design Power (TDP)Differs	65 W	95 W
TcaseDiffers	72 °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	291 M	376 M
Processing Die sizeDiffers	143 mm²	162 mm²
CPU multiplier (bus/core ratio)Differs	7	15
PlatformKnown for one	Unknown — not stated by the source	PC
ECC supported by processor	No	No
SteppingKnown for one	G0	Unknown — not stated by the source
Memory2 differ
Internal memory	1 GB	1 GB
Maximum internal memoryDiffers	8 GB	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)	1 x 1 GB	1 x 1 GB
Memory slotsDiffers	4x DIMM	2x DIMM
Storageidentical
Total storage capacity	80 GB	80 GB
Optical drive type	DVD-ROM	DVD-ROM
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	No	No
Floppy drive installed	No	No
Number of HDDs installedKnown for one	1	Unknown — not stated by the source
Graphics1 differ
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelDiffers	Intel® GMA 3100	Intel® GMA 3000
Graphics card family	Intel	Intel
Performanceidentical
Product type	PC	PC
Motherboard chipsetKnown for one	Unknown — not stated by the source	Intel® Q963 Express
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 featuresKnown for one	Unknown — not stated by the source	Gigabit Ethernet
Ports & interfaces1 differ
USB 2.0 ports quantity	8	8
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	2	0
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	2	1
Number of 3.5" baysKnown for one	3	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
Power2 differ
Power supply typeKnown for one	Unknown — not stated by the source	AC
Power requirementsDiffers	110/220V, 50/60Hz	120 - 230 V
Power supplyDiffers	280 W	225 W
Design1 differ
Chassis typeDiffers	Tower	SFF
Product colour	Black	Black
Number of 5.25" baysKnown for one	2	Unknown — not stated by the source
Software1 differ
Operating system installedDiffers	Windows Vista Business	Windows XP Professional
Operating system architectureKnown for one	32-bit	Unknown — not stated by the source
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	Yes	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
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	Yes
Processor ARK IDDiffers	30783	27517
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
Processor codeKnown for one	SLA9X	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	HDA	High Definition Audio
Weight & dimensions3 differ
WidthDiffers	175 mm	310 mm
DepthDiffers	440 mm	358 mm
HeightDiffers	402 mm	88 mm
WeightKnown for one	Unknown — not stated by the source	8.5 kg
Packaging contentidentical
Mouse included	Yes	Yes
Remote control includedKnown for one	Unknown — not stated by the source	No
Keyboard includedKnown for one	Yes	Unknown — not stated by the source
Certificatesidentical
Compliance industry standardsKnown for one	Unknown — not stated by the source	IEEE802.3, IEEE802.3u, IEEE802.3ab
Other featuresidentical
TV tuner integratedKnown for one	Unknown — not stated by the source	No
Intel segment tagging	Enterprise, Professional	Enterprise, Professional
HDD user passwordKnown for one	Yes	Unknown — not stated by the source

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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