Product comparison · 2 pcs/workstations

Lenovo ThinkCentre M51 P4 530HT 512MB 80GB XPP vs NEC PowerMate ML7 - Intel Pentium 4 P640, 512MB, 80GB, DVD, Micro Tower

70specifications compared
30differ
40identical
45known for one product only

Key differences

Processor model
- ThinkCentre M51 P4 530HT 512MB 80GB XPP:530
- PowerMate ML7 - Intel Pentium 4 P640, 512MB, 80GB, DVD, Micro Tower:640
Processor threads
- ThinkCentre M51 P4 530HT 512MB 80GB XPP:1
- PowerMate ML7 - Intel Pentium 4 P640, 512MB, 80GB, DVD, Micro Tower:2
Processor frequency
- ThinkCentre M51 P4 530HT 512MB 80GB XPP:1.73 GHz
- PowerMate ML7 - Intel Pentium 4 P640, 512MB, 80GB, DVD, Micro Tower:3.2 GHz
Processor cache
- ThinkCentre M51 P4 530HT 512MB 80GB XPP:1 MB
- PowerMate ML7 - Intel Pentium 4 P640, 512MB, 80GB, DVD, Micro Tower:2 MB
Processor front side bus
- ThinkCentre M51 P4 530HT 512MB 80GB XPP:533 MHz
- PowerMate ML7 - Intel Pentium 4 P640, 512MB, 80GB, DVD, Micro Tower:800 MHz
Processor lithography
- ThinkCentre M51 P4 530HT 512MB 80GB XPP:65 nm
- PowerMate ML7 - Intel Pentium 4 P640, 512MB, 80GB, DVD, Micro Tower:90 nm
Processor codename
- ThinkCentre M51 P4 530HT 512MB 80GB XPP:Merom
- PowerMate ML7 - Intel Pentium 4 P640, 512MB, 80GB, DVD, Micro Tower:Prescott
Thermal Design Power (TDP)
- ThinkCentre M51 P4 530HT 512MB 80GB XPP:27 W
- PowerMate ML7 - Intel Pentium 4 P640, 512MB, 80GB, DVD, Micro Tower:84 W

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre M51 P4 530HT 512MB 80GB XPP, PowerMate ML7 - Intel Pentium 4 P640, 512MB, 80GB, DVD, Micro Tower
115 specifications	A Lenovo ThinkCentre M51 P4 530HT 512MB 80GB XPP View product	B NEC PowerMate ML7 - Intel Pentium 4 P640, 512MB, 80GB, DVD, Micro Tower View product
Processor14 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Pentium® 4	Intel® Pentium® 4
Processor modelDiffers	530	640
Processor cores	1	1
Processor threadsDiffers	1	2
Processor frequencyDiffers	1.73 GHz	3.2 GHz
Processor cacheDiffers	1 MB	2 MB
Processor cache type	L2	L2
Processor front side busDiffers	533 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 codenameDiffers	Merom	Prescott
Thermal Design Power (TDP)Differs	27 W	84 W
TcaseDiffers	67.7 °C	66.6 °C
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Processor socketDiffers	Socket AM2	LGA 775 (Socket T)
Number of Processing Die TransistorsDiffers	291 M	169 M
Processing Die sizeDiffers	143 mm²	135 mm²
CPU multiplier (bus/core ratio)Differs	14	16
Processor core voltage (AC)Differs	0.95 - 1.30 V	1.25 - 1.388 V
Maximum internal memory supported by processorKnown for one	Unknown — not stated by the source	32 GB
Memory types supported by processorKnown for one	Unknown — not stated by the source	DDR3-SDRAM
Memory clock speeds supported by processorKnown for one	Unknown — not stated by the source	1066 MHz
Memory bandwidth supported by processor (max)Known for one	Unknown — not stated by the source	17 GB/s
ECC supported by processor	No	No
TjunctionKnown for one	100 °C	Unknown — not stated by the source
SteppingKnown for one	A1	Unknown — not stated by the source
Memoryidentical
Internal memory	0.5 GB	0.5 GB
Internal memory type	DDR-SDRAM	DDR-SDRAM
Memory channelsKnown for one	Unknown — not stated by the source	Dual-channel
Maximum internal memoryKnown for one	4 GB	Unknown — not stated by the source
Storageidentical
Total storage capacity	80 GB	80 GB
Optical drive type	DVD-ROM	DVD-ROM
HDD interfaceKnown for one	Unknown — not stated by the source	SATA
HDD speedKnown for one	Unknown — not stated by the source	7200 RPM
Storage drive typeKnown for one	SATA	Unknown — not stated by the source
Diskette drive memoryKnown for one	1.44 MB	Unknown — not stated by the source
Graphicsidentical
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card model	Intel® GMA 900	Intel® GMA 900
On-board graphics card familyKnown for one	Unknown — not stated by the source	Intel® HD Graphics
On-board graphics card modelKnown for one	Unknown — not stated by the source	Intel® HD Graphics
Number of displays supported (on-board graphics)Known for one	Unknown — not stated by the source	2
On-board graphics card base frequencyKnown for one	Unknown — not stated by the source	850 MHz
On-board graphics card dynamic frequency (max)Known for one	Unknown — not stated by the source	1100 MHz
Maximum graphics card memoryKnown for one	Unknown — not stated by the source	0.064 GB
Video adapter, busKnown for one	PCI Express	Unknown — not stated by the source
Performanceidentical
Product type	PC	PC
Network1 differ
Networking featuresDiffers	Ethernet/Fast Ethernet/Gigabit Ethernet	Gigabit LAN
Networking speedKnown for one	Unknown — not stated by the source	10/100/1000 Mbps Base-TX
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	8	6
Ethernet LAN (RJ-45) ports	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 quantityKnown for one	Unknown — not stated by the source	1
Parallel ports quantity	1	1
Headphone outputsKnown for one	1	Unknown — not stated by the source
Poweridentical
Power supply typeKnown for one	Unknown — not stated by the source	220V @ 50/60Hz, 315W
Power supplyKnown for one	310 W	Unknown — not stated by the source
Design1 differ
Chassis typeDiffers	Desktop	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"
Softwareidentical
Compatible operating systemsKnown for one	Unknown — not stated by the source	Windows XP Professional
Operating system installedKnown for one	Windows XP Professional	Unknown — not stated by the source
Bundled softwareKnown for one	Lotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium (license), Norton AntiVirus 2004, PC Doctor diagnostics, Access Program, ThinkVantage Client Security Solution, ThinkVantage Rescue and Recovery with Rapid Restore, IBM Director Agent (web deliverable)	Unknown — not stated by the source
Display1 differ
Display includedDiffers	No	Yes
Processor special features6 differ
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options availableDiffers	Yes	No
Enhanced Intel SpeedStep TechnologyDiffers	No	Yes
Execute Disable Bit	Yes	Yes
Idle States	No	No
Intel 64	Yes	Yes
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Enhanced Halt State	No	No
Intel Rapid Storage Technology	No	No
Intel Trusted Execution Technology	No	No
Intel Virtualization Technology (VT-x)	No	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
Processor ARK IDDiffers	29733	27480
Processor package sizeDiffers	35 mm	37.5 x 37.5 mm
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.1/4.2
Thermal Monitoring TechnologiesDiffers	No	Yes
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Differs	No	Yes
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
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Processor codeKnown for one	SLA2G	Unknown — not stated by the source
Audio1 differ
Audio systemDiffers	SoundMAX Cadenza	Intel High Definition audio - 7.1 Digital out
Weight & dimensions4 differ
WidthDiffers	175 mm	180 mm
DepthDiffers	450 mm	402 mm
HeightDiffers	492 mm	384 mm
WeightDiffers	13.5 kg	8 kg
Certificatesidentical
SafetyKnown for one	Unknown — not stated by the source	CE Mark, EN 55022 B, EN 50082-1, EN 60950
CertificationKnown for one	Unknown — not stated by the source	WLP 2.0 compliant Linux Red Hat (tested) Mandrake 10.1 certification
Other features1 differ
Security featuresDiffers	-Parallel port I/O control -Hard drive I/O control -Padlock loop -Configuration password -Diskette Boot inhibit -Diskette I/O control -Hard disk drive password -Power on password -Security slot (for attachment of optional cable lock) -Serial port I/O control -Boot without keyboard or mouse	HDD Recovery Tool included 2 Level password Anti-theft ring Kensington lock hole Anti-theft for keyboard and mouse Intrusion switch Integrated hardware monitoring ASIC Optional Solenoid
Intel segment taggingKnown for one	Enterprise, Professional	Unknown — not stated by the source
Optical driveidentical
DVD read speedKnown for one	16x	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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