Product comparison · 2 pcs/workstations

Lenovo TS ThinkCentre A51 P4 630-3G vs Lenovo TS ThinkCentre A51 P4 630 3GHz

86specifications compared
13differ
73identical
10known for one product only

Key differences

Internal memory
- TS ThinkCentre A51 P4 630-3G:0.5 GB
- TS ThinkCentre A51 P4 630 3GHz:0.25 GB
Maximum internal memory
- TS ThinkCentre A51 P4 630-3G:4 GB
- TS ThinkCentre A51 P4 630 3GHz:2 GB
Internal memory type
- TS ThinkCentre A51 P4 630-3G:DDR2-SDRAM
- TS ThinkCentre A51 P4 630 3GHz:DDR-SDRAM
USB 2.0 ports quantity
- TS ThinkCentre A51 P4 630-3G:6
- TS ThinkCentre A51 P4 630 3GHz:8
Serial ports quantity
- TS ThinkCentre A51 P4 630-3G:1
- TS ThinkCentre A51 P4 630 3GHz:0
Power supply
- TS ThinkCentre A51 P4 630-3G:310 W
- TS ThinkCentre A51 P4 630 3GHz:225 W
Chassis type
- TS ThinkCentre A51 P4 630-3G:Tower
- TS ThinkCentre A51 P4 630 3GHz:SFF
Width
- TS ThinkCentre A51 P4 630-3G:178 mm
- TS ThinkCentre A51 P4 630 3GHz:309 mm

Side by side

Differences highlightedShow differences only

Comparison of TS ThinkCentre A51 P4 630-3G, TS ThinkCentre A51 P4 630 3GHz
96 specifications	A Lenovo TS ThinkCentre A51 P4 630-3G View product	B Lenovo TS ThinkCentre A51 P4 630 3GHz View product
Processoridentical
Processor manufacturer	Intel	Intel
Processor family	Intel® Pentium® 4	Intel® Pentium® 4
Processor model	630	630
Processor cores	1	1
Processor threads	2	2
Processor frequency	3 GHz	3 GHz
Processor cache	2 MB	2 MB
Processor cache type	L2	L2
Processor front side bus	800 MHz	800 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithography	90 nm	90 nm
Processor operating modes	64-bit	64-bit
Processor series	Intel Pentium 4 600 Series supporting Hyper-Threading Technology	Intel Pentium 4 600 Series supporting Hyper-Threading Technology
Processor codename	Prescott	Prescott
Thermal Design Power (TDP)	84 W	84 W
Tcase	66.6 °C	66.6 °C
Processor socket	LGA 775 (Socket T)	LGA 775 (Socket T)
Number of Processing Die Transistors	169 M	169 M
Processing Die size	135 mm²	135 mm²
CPU multiplier (bus/core ratio)	15	15
ECC supported by processor	No	No
Memory3 differ
Internal memoryDiffers	0.5 GB	0.25 GB
Maximum internal memoryDiffers	4 GB	2 GB
Internal memory typeDiffers	DDR2-SDRAM	DDR-SDRAM
Storageidentical
Total storage capacity	80 GB	80 GB
Optical drive type	DVD-ROM	DVD-ROM
Storage drive type	SATA	SATA
Diskette drive memory	1.44 MB	1.44 MB
Graphicsidentical
Discrete graphics card model	Intel® GMA 900	Intel® GMA 900
Video adapter resolution	2048x1536 16777216 colors	2048x1536 16777216 colors
Video adapter, bus	PCI Express	PCI Express
Performanceidentical
Product type	PC	PC
Optical driveidentical
DVD read speed	16x	16x
CD read speedKnown for one	48x	Unknown — not stated by the source
CD write speedKnown for one	48x	Unknown — not stated by the source
CD rewrite speedKnown for one	32x	Unknown — not stated by the source
Networkidentical
Networking features	Ethernet/Fast Ethernet/Gigabit Ethernet	Ethernet/Fast Ethernet/Gigabit Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	6	8
Ethernet LAN (RJ-45) ports	1	1
Headphone outputs	1	1
Microphone in	Yes	Yes
VGA (D-Sub) ports quantity	1	1
DVI portKnown for one	Unknown — not stated by the source	No
PS/2 ports quantity	2	2
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	0
S/PDIF out portKnown for one	Unknown — not stated by the source	No
SmartCard slotKnown for one	Unknown — not stated by the source	No
TV-outKnown for one	Unknown — not stated by the source	No
Serial ports quantityDiffers	1	0
Parallel ports quantity	1	1
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	0
USB 1.1 ports quantityKnown for one	Unknown — not stated by the source	0
Power1 differ
Power supplyDiffers	310 W	225 W
Design1 differ
Chassis typeDiffers	Tower	SFF
Software1 differ
Operating system installed	Windows XP Professional	Windows XP Professional
Bundled softwareDiffers	Lotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium edition (license), Access program, Norton AntiVirus 2005 with 90 days of virus definition upgrades, PC Doctor diagnostics, ThinkVantage Rescue and Recovery with Rapid Restore	Lotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium (license), Access program, IBM Director Agent (web deliverable), ThinkVantage Client Security Software (web-downloadable), ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004 OEM Version, PC Doctor diagnosti
Displayidentical
Display included	No	No
Processor special featuresidentical
Embedded options available	No	No
Enhanced Intel SpeedStep Technology	Yes	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 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
Processor ARK ID	27478	27478
Processor package size	37.5 x 37.5 mm	37.5 x 37.5 mm
Thermal Monitoring Technologies	No	No
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)	Yes	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
Audioidentical
Audio system	SoundMAX Cadenza	SoundMAX Cadenza
Weight & dimensions4 differ
WidthDiffers	178 mm	309 mm
DepthDiffers	450 mm	359 mm
HeightDiffers	430 mm	85 mm
WeightDiffers	12.5 kg	8.5 kg
Other features1 differ
Security featuresDiffers	-Boot sequence control -Boot without keyboard or mouse -Configuration password -Diskette boot inhibit -Diskette I/O control -Hardfile I/O control -U-Bolt anchoring feature -Parallel port I/O control -Power on password -Security slot (for attachment of optional cable lock) -Serial port I/O control	-U-Bolt anchoring feature -Security slot (for attachment of optional cable lock) -Serial port I/O control -Power on password -Hard drive I/O control -Parallel port I/O control -Hard disk drive password -Diskette I/O control -Diskette Boot inhibit -Boot without keyboard or mouse -Configuration passwo

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.

More pcs/workstations comparisons

All pcs/workstations comparisons