Product comparison · 2 pcs/workstations

Lenovo ThinkCentre S51 P4 531 3.0GHz vs Lenovo TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP

31specifications compared
15differ
16identical
6known for one product only

Key differences

The Lenovo ThinkCentre S51 P4 531 3.0GHz has 0.2 GHz more processor frequency than the Lenovo TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP (3 GHz vs 2.8 GHz). The Lenovo ThinkCentre S51 P4 531 3.0GHz has 0.25 GB more internal memory than the Lenovo TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP (0.5 GB vs 0.25 GB). The Lenovo TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP has 40 GB more total storage capacity than the Lenovo ThinkCentre S51 P4 531 3.0GHz (80 GB vs 40 GB). Processor family: Intel® Pentium® 4 on the Lenovo ThinkCentre S51 P4 531 3.0GHz, Intel® Celeron® on the Lenovo TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP. Internal memory type: DDR-SDRAM on the Lenovo ThinkCentre S51 P4 531 3.0GHz, DDR2-SDRAM on the Lenovo TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP.

Processor family
- ThinkCentre S51 P4 531 3.0GHz:Intel® Pentium® 4
- TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP:Intel® Celeron®
Processor frequency
- ThinkCentre S51 P4 531 3.0GHz:3 GHz
- TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP:2.8 GHz
Internal memory
- ThinkCentre S51 P4 531 3.0GHz:0.5 GB
- TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP:0.25 GB
Internal memory type
- ThinkCentre S51 P4 531 3.0GHz:DDR-SDRAM
- TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP:DDR2-SDRAM
Total storage capacity
- ThinkCentre S51 P4 531 3.0GHz:40 GB
- TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP:80 GB
USB 2.0 ports quantity
- ThinkCentre S51 P4 531 3.0GHz:8
- TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP:6
Power supply
- ThinkCentre S51 P4 531 3.0GHz:225 W
- TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP:310 W
Chassis type
- ThinkCentre S51 P4 531 3.0GHz:SFF
- TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP:Tower

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre S51 P4 531 3.0GHz, TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP
37 specifications	A Lenovo ThinkCentre S51 P4 531 3.0GHz View product	B Lenovo TS ThinkCentre A51 Celeron D 336 256MB 80GB XPP View product
Processor2 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium® 4	Intel® Celeron®
Processor frequencyDiffers	3 GHz	2.8 GHz
Processor front side busKnown for one	800 MHz	Unknown — not stated by the source
Memory2 differ
Internal memoryDiffers	0.5 GB	0.25 GB
Maximum internal memoryKnown for one	2 GB	Unknown — not stated by the source
Internal memory typeDiffers	DDR-SDRAM	DDR2-SDRAM
Storage1 differ
Total storage capacityDiffers	40 GB	80 GB
Optical drive type	DVD-ROM	DVD-ROM
HDD interfaceKnown for one	SATA	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
Discrete graphics card model	Intel® GMA 900	Intel® GMA 900
Video adapter, bus	PCI Express	PCI Express
Video adapter resolutionKnown for one	Unknown — not stated by the source	2048x1536 16777216 colors
Performanceidentical
Product type	PC	PC
Optical driveidentical
DVD read speed	16x	16x
Network1 differ
Networking featuresDiffers	Ethernet/Fast Ethernet/Gigabit Ethernet	Ethernet/Fast Ethernet
Ports & interfaces1 differ
USB 2.0 ports quantityDiffers	8	6
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
Serial ports quantityKnown for one	Unknown — not stated by the source	1
Power1 differ
Power supplyDiffers	225 W	310 W
Design1 differ
Chassis typeDiffers	SFF	Tower
Software1 differ
Operating system installed	Windows XP Professional	Windows XP Professional
Bundled softwareDiffers	Lotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium (license), Access Program 4.0; IBM Client Sotware; Rescue and Recovery; IBM Director, Norton AntiVirus 2004 OEM Version, PC Doctor diagnostics	Access program, ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2005 with 90 days of virus definition upgrades, PC Doctor diagnostics
Displayidentical
Display included	No	No
Audioidentical
Audio system	SoundMAX Cadenza	SoundMAX Cadenza
Weight & dimensions4 differ
WidthDiffers	309 mm	178 mm
DepthDiffers	359 mm	450 mm
HeightDiffers	85 mm	430 mm
WeightDiffers	8.5 kg	12.5 kg
Other features1 differ
Security featuresDiffers	-Boot without keyboard or mouse -Configuration password -Diskette Boot inhibit -U-Bolt anchoring feature -Serial port I/O control -Hard drive I/O control -Parallel port I/O control -Power on password -Security slot (for attachment of optional cable lock) -Hard disk drive password -Diskette I/O contr	-U-Bolt anchoring feature -Boot sequence control -Boot without keyboard or mouse -Configuration password -Diskette boot inhibit -Diskette I/O control -Hardfile I/O control -Parallel port I/O control -Power on password -Security slot (for attachment of optional cable lock) -Serial port I/O control

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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