Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A51p vs Lenovo ThinkCentre A51p P4-3.40 512 80 GB CDRW/DVD WXP

65specifications compared
3differ
62identical
16known for one product only

Key differences

Total storage capacity
- ThinkCentre A51p:160 GB
- ThinkCentre A51p P4-3.40 512 80 GB CDRW/DVD WXP:80 GB
Optical drive type
- ThinkCentre A51p:DVD±RW
- ThinkCentre A51p P4-3.40 512 80 GB CDRW/DVD WXP:DVD-ROM

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre A51p, ThinkCentre A51p P4-3.40 512 80 GB CDRW/DVD WXP
81 specifications	A Lenovo ThinkCentre A51p View product	B Lenovo ThinkCentre A51p P4-3.40 512 80 GB CDRW/DVD WXP View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Pentium® 4	Intel® Pentium® 4
Processor model	550	550
Processor cores	1	1
Processor frequency	3.4 GHz	3.4 GHz
Processor cache	1 MB	1 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Tcase	72.8 °C	72.8 °C
Tjunction	100 °C	100 °C
ECC supported by processor	No	No
Memoryidentical
Internal memory	0.5 GB	0.5 GB
Maximum internal memory	4 GB	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
Memory layout (slots x size)Known for one	2 x 0.5 GB	Unknown — not stated by the source
Storage2 differ
Total storage capacityDiffers	160 GB	80 GB
Optical drive typeDiffers	DVD±RW	DVD-ROM
HDD interfaceKnown for one	SATA	Unknown — not stated by the source
HDD speedKnown for one	7200 RPM	Unknown — not stated by the source
Card reader integratedKnown for one	No	Unknown — not stated by the source
Diskette drive memory	1.44 MB	1.44 MB
Storage drive typeKnown for one	Unknown — not stated by the source	SATA
Graphicsidentical
On-board graphics cardKnown for one	Yes	Unknown — not stated by the source
Discrete graphics card model	Intel® GMA 900	Intel® GMA 900
Video adapter, busKnown for one	Unknown — not stated by the source	PCI Express
Performanceidentical
Product type	PC	PC
Network1 differ
Networking featuresDiffers	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
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantity	1	1
Poweridentical
Power supply	310 W	310 W
Power supply input voltageKnown for one	110 - 220 V	Unknown — not stated by the source
Power supply input frequencyKnown for one	50 - 60 Hz	Unknown — not stated by the source
Power supply typeKnown for one	Unknown — not stated by the source	110~220V
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
Processor special featuresidentical
Enhanced Intel SpeedStep Technology	No	No
Idle States	No	No
Intel Clear Video Technology	No	No
Intel Demand Based Switching	No	No
Intel Dual Display Capable Technology	No	No
Intel Enhanced Halt State	No	No
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)	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
Thermal Monitoring Technologies	No	No
Intel® Turbo Boost 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
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
Optical driveidentical
CD read speedKnown for one	Unknown — not stated by the source	48x
CD write speedKnown for one	Unknown — not stated by the source	48x
CD rewrite speedKnown for one	Unknown — not stated by the source	32x
DVD read speedKnown for one	Unknown — not stated by the source	16x
Other featuresidentical
Security featuresKnown for one	Unknown — not stated by the source	-Embedded Security Subsystem standard -Secure Data Disposal -Serial port I/O control -Power on password -Hard disk drive password -Hardfile I/O control -Kensington Lock Standard Enabled -Parallel port I/O control -Diskette I/O control -Diskette boot inhibit -Boot without keyboard or mouse -Configura

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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