Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M55e Tower (9637M1G), EN vs NEC PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro

83specifications compared
28differ
55identical
16known for one product only

Key differences

The NEC PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro has 0.67 GHz more processor frequency than the Lenovo ThinkCentre M55e Tower (9637M1G), EN (2.8 GHz vs 2.13 GHz). The Lenovo ThinkCentre M55e Tower (9637M1G), EN has 266 MHz more processor front side bus than the NEC PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro (1066 MHz vs 800 MHz). The NEC PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro has 25 nm more processor lithography than the Lenovo ThinkCentre M55e Tower (9637M1G), EN (90 nm vs 65 nm). Only the Lenovo ThinkCentre M55e Tower (9637M1G), EN has embedded options available. Only the Lenovo ThinkCentre M55e Tower (9637M1G), EN has enhanced Intel SpeedStep Technology.

Processor family
- ThinkCentre M55e Tower (9637M1G), EN:Intel® Core™2 Duo
- PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro:Intel® Pentium® D
Processor model
- ThinkCentre M55e Tower (9637M1G), EN:E6400
- PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro:820
Processor frequency
- ThinkCentre M55e Tower (9637M1G), EN:2.13 GHz
- PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro:2.8 GHz
Processor front side bus
- ThinkCentre M55e Tower (9637M1G), EN:1066 MHz
- PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro:800 MHz
Processor lithography
- ThinkCentre M55e Tower (9637M1G), EN:65 nm
- PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro:90 nm
Processor codename
- ThinkCentre M55e Tower (9637M1G), EN:Conroe
- PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro:Smithfield
Thermal Design Power (TDP)
- ThinkCentre M55e Tower (9637M1G), EN:65 W
- PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro:95 W
Tcase
- ThinkCentre M55e Tower (9637M1G), EN:61.4 °C
- PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro:64.1 °C

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre M55e Tower (9637M1G), EN, PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro
99 specifications	A Lenovo ThinkCentre M55e Tower (9637M1G), EN View product	B NEC PowerMate ML450 MicroTower - Intel Pentium D 820, 1024MB, 80GB, DVD-RW, Win XP Pro View product
Processor12 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Core™2 Duo	Intel® Pentium® D
Processor modelDiffers	E6400	820
Processor cores	2	2
Processor threads	2	2
Processor frequencyDiffers	2.13 GHz	2.8 GHz
Processor cache	2 MB	2 MB
Processor cache type	L2	L2
Processor front side busDiffers	1066 MHz	800 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithographyDiffers	65 nm	90 nm
Processor operating modes	64-bit	64-bit
Processor seriesDiffers	Intel Core 2 Duo E6000 Series	Intel Pentium D 800 Series
Processor codenameDiffers	Conroe	Smithfield
Thermal Design Power (TDP)Differs	65 W	95 W
TcaseDiffers	61.4 °C	64.1 °C
Number of processors installed	1	1
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	167 M	230 M
Processing Die sizeDiffers	111 mm²	206 mm²
CPU multiplier (bus/core ratio)Differs	8	14
Processor core voltage (AC)Known for one	Unknown — not stated by the source	1.25 - 1.40 V
ECC supported by processor	No	No
Memory1 differ
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 slotsDiffers	2x DIMM	4x DIMM
Storage2 differ
Total storage capacityDiffers	160 GB	80 GB
HDD interfaceDiffers	SATA	SATA II
HDD speed	7200 RPM	7200 RPM
Optical drive typeKnown for one	DVD-ROM	Unknown — not stated by the source
Graphics1 differ
Discrete graphics card modelDiffers	Intel® GMA 3000	Intel® GMA 950
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.224 GB
Performanceidentical
Product type	PC	PC
Networkidentical
Networking features	Gigabit Ethernet	Gigabit Ethernet
Ports & interfacesidentical
USB 2.0 ports quantity	6	6
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Line-outKnown for one	Unknown — not stated by the source	Yes
Line-inKnown for one	Unknown — not stated by the source	Yes
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
PS/2 ports quantity	2	2
Serial ports quantity	1	1
Parallel ports quantity	1	1
Expansion slots1 differ
Expansion slotsDiffers	1x PCI Express 16X 1x PCI Express 1X	1x PCI Express 16X 1x PCI Express 1X 2x PCI
Power1 differ
Power supplyDiffers	280 W	250 W
Power supply input voltageKnown for one	Unknown — not stated by the source	110/220 V
Power supply input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Design1 differ
Chassis typeDiffers	Tower	Micro Tower
External drive baysKnown for one	Unknown — not stated by the source	2x 5.25" / 2x 3.5"
Internal drive baysKnown for one	Unknown — not stated by the source	2x 3.5"
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
Softwareidentical
Operating system installed	Windows XP Professional	Windows XP Professional
Displayidentical
Display included	No	No
Processor special features5 differ
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep TechnologyDiffers	Yes	No
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
Physical Address Extension (PAE)Known for one	Unknown — not stated by the source	32 bit
Processor ARK IDDiffers	27249	27512
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
Audio1 differ
Audio systemDiffers	ADI 1986 A	AC'97
Weight & dimensions3 differ
WidthDiffers	175 mm	181 mm
DepthDiffers	440 mm	402 mm
HeightDiffers	402 mm	384 mm
WeightKnown for one	10.9 kg	Unknown — not stated by the source
Certificatesidentical
SafetyKnown for one	Unknown — not stated by the source	CE, EN 55022 B, EN50082-1, EN 60950
Packaging contentidentical
Mouse includedKnown for one	Yes	Unknown — not stated by the source
Other featuresidentical
Intel segment taggingKnown for one	Enterprise, Professional	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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