Lenovo ThinkCentre A51p P4-3.20 (540) 256/40/DVD/WXP US vs Lenovo ThinkCentre A51p P4 3.2GHz

Comparison of ThinkCentre A51p P4-3.20 (540) 256/40/DVD/WXP US, ThinkCentre A51p P4 3.2GHz

35 specifications	A Lenovo ThinkCentre A51p P4-3.20 (540) 256/40/DVD/WXP USView product	B Lenovo ThinkCentre A51p P4 3.2GHzView product
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Pentium® 4	Intel® Pentium® 4
Processor frequency	3.2 GHz	3.2 GHz
Processor front side busKnown for one	800 MHz	—Unknown — not stated by the source
Memoryidentical
Internal memory	0.25 GB	0.25 GB
Maximum internal memory	4 GB	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Storage1 differ
Total storage capacityDiffers	40 GB	80 GB
Optical drive type	DVD-ROM	DVD-ROM
Storage drive typeKnown for one	SATA	—Unknown — not stated by the source
Diskette drive memory	1.44 MB	1.44 MB
HDD interfaceKnown for one	—Unknown — not stated by the source	SATA
Graphicsidentical
Discrete graphics card model	Intel® GMA 900	Intel® GMA 900
Video adapter, bus	PCI Express	PCI Express
Performanceidentical
Product type	PC	PC
Optical driveidentical
DVD read speed	16x	16x
Networkidentical
Networking features	Ethernet/Fast Ethernet/Gigabit Ethernet	Ethernet/Fast Ethernet/Gigabit Ethernet
Ports & interfacesidentical
USB 2.0 ports quantity	8	8
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
PS/2 ports quantity	2	2
Parallel ports quantity	1	1
Poweridentical
Power supply	310 W	310 W
Designidentical
Chassis type	Tower	Tower
Softwareidentical
Operating system installed	Windows XP Professional	Windows XP Professional
Bundled software	Lotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium (license), Lotus SmartSuite Millennium, Access program, IBM Director Agent (web deliverable), ThinkVantage Client Security Software (web-downloadable), Norton AntiVirus 2004 OEM Version, PC Doctor diagnostics, ThinkVantage Rescue	Lotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium (license), Lotus SmartSuite Millennium, Access program, IBM Director Agent (web deliverable), ThinkVantage Client Security Software (web-downloadable), Norton AntiVirus 2004 OEM Version, PC Doctor diagnostics, ThinkVantage Rescue
Displayidentical
Display included	No	No
Audioidentical
Audio system	SoundMAX Cadenza	SoundMAX Cadenza
Weight & dimensionsidentical
Width	175 mm	175 mm
Depth	450 mm	450 mm
Height	492 mm	492 mm
Weight	13.5 kg	13.5 kg
Other features1 differ
Security featuresDiffers	-Serial port I/O control -Diskette I/O control -Diskette boot inhibit -Boot without keyboard or mouse -Configuration password -Boot sequence control -Power on password -Secure Data Disposal -Parallel port I/O control -Hardfile I/O control -Kensington Lock Standard Enabled -Embedded Security Subsyste	-Diskette I/O control -Boot without keyboard or mouse -Configuration password -Diskette boot inhibit -Boot sequence control -Parallel port I/O control -Power on password -Secure Data Disposal -Serial port I/O control -Kensington Lock Standard Enabled -Hardfile I/O control -Embedded Security Subsyste

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.