Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M55p Intel® Core™2 Duo E6320 vs Lenovo M57 Tower

101specifications compared
20differ
81identical
20known for one product only

Key differences

Processor model
- ThinkCentre M55p Intel® Core™2 Duo E6320:E6320
- M57 Tower:E6550
Processor frequency
- ThinkCentre M55p Intel® Core™2 Duo E6320:1.86 GHz
- M57 Tower:2.33 GHz
Processor front side bus
- ThinkCentre M55p Intel® Core™2 Duo E6320:1066 MHz
- M57 Tower:1333 MHz
Tcase
- ThinkCentre M55p Intel® Core™2 Duo E6320:60.1 °C
- M57 Tower:72 °C
Stepping
- ThinkCentre M55p Intel® Core™2 Duo E6320:B2
- M57 Tower:G0
Internal memory
- ThinkCentre M55p Intel® Core™2 Duo E6320:2 GB
- M57 Tower:1 GB
Memory layout (slots x size)
- ThinkCentre M55p Intel® Core™2 Duo E6320:2 x 1 GB
- M57 Tower:1 x 1 GB
Total storage capacity
- ThinkCentre M55p Intel® Core™2 Duo E6320:160 GB
- M57 Tower:80 GB

Side by side

Differences highlightedShow differences only

Comparison of M55p, M57 Tower
121 specifications	A Lenovo ThinkCentre M55p Intel® Core™2 Duo E6320 Model M55p View product	B Lenovo M57 Tower View product
Processor5 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Core™2 Duo	Intel® Core™2 Duo
Processor modelDiffers	E6320	E6550
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	1.86 GHz	2.33 GHz
Processor cache	4 MB	4 MB
Processor cache type	L2	L2
Processor front side busDiffers	1066 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 series	Intel Core 2 Duo E6000 Series	Intel Core 2 Duo E6000 Series
Processor codename	Conroe	Conroe
Thermal Design Power (TDP)	65 W	65 W
TcaseDiffers	60.1 °C	72 °C
Number of processors installed	1	1
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die Transistors	291 M	291 M
Processing Die size	143 mm²	143 mm²
CPU multiplier (bus/core ratio)	7	7
PlatformKnown for one	PC	Unknown — not stated by the source
SteppingDiffers	B2	G0
ECC supported by processor	No	No
Memory2 differ
Internal memoryDiffers	2 GB	1 GB
Maximum internal memory	8 GB	8 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Differs	2 x 1 GB	1 x 1 GB
Memory clock speedKnown for one	667 MHz	Unknown — not stated by the source
Memory slotsKnown for one	Unknown — not stated by the source	4x DIMM
Storage1 differ
Total storage capacityDiffers	160 GB	80 GB
HDD interface	SATA	SATA
HDD speed	7200 RPM	7200 RPM
Card reader integrated	No	No
Floppy drive installed	No	No
Optical drive typeKnown for one	Unknown — not stated by the source	DVD-ROM
Number of HDDs installedKnown for one	Unknown — not stated by the source	1
Performanceidentical
Product type	PC	PC
Motherboard chipsetKnown for one	Intel® Q965 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 featuresKnown for one	Gigabit Ethernet	Unknown — not stated by the source
Ports & interfaces3 differ
USB 2.0 ports quantityDiffers	10	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	0	2
Firewire (IEEE 1394) ports	0	0
Serial ports quantityDiffers	2	1
Parallel ports quantity	1	1
Expansion slotsidentical
PCI Express x1 slots	1	1
PCI Express x16 slots	1	1
PCI slots	2	2
Number of 3.5" baysKnown for one	Unknown — not stated by the source	3
Power2 differ
Power supply typeKnown for one	AC	Unknown — not stated by the source
Power requirementsDiffers	120 - 230 V	110/220V, 50/60Hz
Power supplyDiffers	310 W	280 W
Designidentical
Chassis type	Tower	Tower
Product colour	Black	Black
External drive baysKnown for one	2 x 5.25", 1 x 3.5"	Unknown — not stated by the source
Internal drive baysKnown for one	2 x 3.5"	Unknown — not stated by the source
Number of 5.25" baysKnown for one	Unknown — not stated by the source	2
Softwareidentical
Operating system installed	Windows Vista Business	Windows Vista Business
Operating system architectureKnown for one	Unknown — not stated by the source	32-bit
Displayidentical
Display included	No	No
Processor special features3 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)	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 IDDiffers	29754	30783
Processor codeDiffers	SLA4U	SLA9X
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
Audio1 differ
Audio systemDiffers	HD	HDA
Weight & dimensions3 differ
WidthDiffers	178 mm	175 mm
DepthDiffers	450 mm	440 mm
HeightDiffers	432 mm	402 mm
WeightKnown for one	13.5 kg	Unknown — not stated by the source
Packaging contentidentical
Mouse included	Yes	Yes
Keyboard included	Yes	Yes
Remote control includedKnown for one	No	Unknown — not stated by the source
Certificatesidentical
Compliance industry standardsKnown for one	IEEE802.3, IEEE802.3u, IEEE802.3ab	Unknown — not stated by the source
Other featuresidentical
TV tuner integratedKnown for one	No	Unknown — not stated by the source
Intel segment tagging	Enterprise, Professional	Enterprise, Professional
HDD user passwordKnown for one	Unknown — not stated by the source	Yes
Graphicsidentical
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Intel® GMA 3100
Graphics card familyKnown for one	Unknown — not stated by the source	Intel

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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