Product comparison · 2 pcs/workstations

Lenovo TS ThinkCentre A51 P4 650 512MB 80GB XPP vs Lenovo TS ThinkCentre A52 P4 640 3.2GHz

34specifications compared
9differ
25identical
62known for one product only

Key differences

The Lenovo TS ThinkCentre A51 P4 650 512MB 80GB XPP has 0.2 GHz more processor frequency than the Lenovo TS ThinkCentre A52 P4 640 3.2GHz (3.4 GHz vs 3.2 GHz). The Lenovo TS ThinkCentre A52 P4 640 3.2GHz has 80 GB more total storage capacity than the Lenovo TS ThinkCentre A51 P4 650 512MB 80GB XPP (160 GB vs 80 GB). The Lenovo TS ThinkCentre A52 P4 640 3.2GHz has 2 more USB 2.0 ports quantity than the Lenovo TS ThinkCentre A51 P4 650 512MB 80GB XPP (8 vs 6). Optical drive type: DVD-ROM on the Lenovo TS ThinkCentre A51 P4 650 512MB 80GB XPP, DVD-RW on the Lenovo TS ThinkCentre A52 P4 640 3.2GHz. Discrete graphics card model: Intel® GMA 900 on the Lenovo TS ThinkCentre A51 P4 650 512MB 80GB XPP, Intel® GMA 950 on the Lenovo TS ThinkCentre A52 P4 640 3.2GHz.

Processor frequency
- TS ThinkCentre A51 P4 650 512MB 80GB XPP:3.4 GHz
- TS ThinkCentre A52 P4 640 3.2GHz:3.2 GHz
Total storage capacity
- TS ThinkCentre A51 P4 650 512MB 80GB XPP:80 GB
- TS ThinkCentre A52 P4 640 3.2GHz:160 GB
Optical drive type
- TS ThinkCentre A51 P4 650 512MB 80GB XPP:DVD-ROM
- TS ThinkCentre A52 P4 640 3.2GHz:DVD-RW
Discrete graphics card model
- TS ThinkCentre A51 P4 650 512MB 80GB XPP:Intel® GMA 900
- TS ThinkCentre A52 P4 640 3.2GHz:Intel® GMA 950
USB 2.0 ports quantity
- TS ThinkCentre A51 P4 650 512MB 80GB XPP:6
- TS ThinkCentre A52 P4 640 3.2GHz:8
Audio system
- TS ThinkCentre A51 P4 650 512MB 80GB XPP:SoundMAX Cadenza
- TS ThinkCentre A52 P4 640 3.2GHz:ADI 1891 HD

Side by side

Differences highlightedShow differences only

Comparison of TS ThinkCentre A51 P4 650 512MB 80GB XPP, TS ThinkCentre A52 P4 640 3.2GHz
96 specifications	A Lenovo TS ThinkCentre A51 P4 650 512MB 80GB XPP View product	B Lenovo TS ThinkCentre A52 P4 640 3.2GHz View product
Processor1 differ
Processor manufacturer	Intel	Intel
Processor family	Intel® Pentium® 4	Intel® Pentium® 4
Processor modelKnown for one	Unknown — not stated by the source	640
Processor coresKnown for one	Unknown — not stated by the source	1
Processor threadsKnown for one	Unknown — not stated by the source	2
Processor frequencyDiffers	3.4 GHz	3.2 GHz
Processor cacheKnown for one	Unknown — not stated by the source	2 MB
Processor cache typeKnown for one	Unknown — not stated by the source	L2
Processor front side bus	800 MHz	800 MHz
Bus typeKnown for one	Unknown — not stated by the source	FSB
FSB ParityKnown for one	Unknown — not stated by the source	No
Processor lithographyKnown for one	Unknown — not stated by the source	90 nm
Processor operating modesKnown for one	Unknown — not stated by the source	64-bit
Processor codenameKnown for one	Unknown — not stated by the source	Prescott
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	84 W
TcaseKnown for one	Unknown — not stated by the source	66.6 °C
PCI Express slots versionKnown for one	Unknown — not stated by the source	2.0
Processor socketKnown for one	Unknown — not stated by the source	LGA 775 (Socket T)
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	169 M
Processing Die sizeKnown for one	Unknown — not stated by the source	135 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	16
Processor core voltage (AC)Known for one	Unknown — not stated by the source	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 processorKnown for one	Unknown — not stated by the source	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 channelsKnown for one	Unknown — not stated by the source	Dual-channel
Storage2 differ
Total storage capacityDiffers	80 GB	160 GB
Optical drive typeDiffers	DVD-ROM	DVD-RW
Storage drive type	SATA	SATA
Diskette drive memory	1.44 MB	1.44 MB
Graphics1 differ
On-board graphics cardKnown for one	Unknown — not stated by the source	Yes
Discrete graphics card modelDiffers	Intel® GMA 900	Intel® GMA 950
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
Video adapter, bus	PCI Express	PCI Express
Video adapter resolutionKnown for one	2048x1536 16777216 colors	Unknown — not stated by the source
Performanceidentical
Product type	PC	PC
Network1 differ
Networking featuresDiffers	Ethernet/Fast Ethernet	Ethernet/Fast Ethernet/Gigabit Ethernet
Ports & interfaces1 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
PS/2 ports quantity	2	2
Serial ports quantity	1	1
Parallel ports quantity	1	1
Poweridentical
Power supply	310 W	310 W
Designidentical
Chassis type	Tower	Tower
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	Access Program, ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004 with 90 days of virus definition upgrades; PC Doctor diagnostics
Displayidentical
Display included	No	No
Processor special featuresidentical
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Embedded options availableKnown for one	Unknown — not stated by the source	No
Enhanced Intel SpeedStep TechnologyKnown for one	Unknown — not stated by the source	Yes
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle StatesKnown for one	Unknown — not stated by the source	No
Intel 64Known for one	Unknown — not stated by the source	Yes
Intel Clear Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel Demand Based SwitchingKnown for one	Unknown — not stated by the source	No
Intel Enhanced Halt StateKnown for one	Unknown — not stated by the source	No
Intel Rapid Storage TechnologyKnown for one	Unknown — not stated by the source	No
Intel Trusted Execution TechnologyKnown for one	Unknown — not stated by the source	No
Intel Virtualization Technology (VT-x)Known for one	Unknown — not stated by the source	No
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	Unknown — not stated by the source	No
Intel® AES New Instructions (Intel® AES-NI)Known for one	Unknown — not stated by the source	No
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	Unknown — not stated by the source	No
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	Unknown — not stated by the source	No
Intel® InTru™ 3D TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Insider™Known for one	Unknown — not stated by the source	No
Intel® Wireless Display (Intel® WiDi)Known for one	Unknown — not stated by the source	No
Processor ARK IDKnown for one	Unknown — not stated by the source	27480
Processor package sizeKnown for one	Unknown — not stated by the source	37.5 x 37.5 mm
Supported instruction setsKnown for one	Unknown — not stated by the source	SSE4.1/4.2
Thermal Monitoring TechnologiesKnown for one	Unknown — not stated by the source	Yes
Intel® Turbo Boost TechnologyKnown for one	Unknown — not stated by the source	No
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	Yes
Intel® Quick Sync Video TechnologyKnown for one	Unknown — not stated by the source	No
Intel® My WiFi Technology (Intel® MWT)Known for one	Unknown — not stated by the source	No
Intel® Anti-Theft Technology (Intel® AT)Known for one	Unknown — not stated by the source	No
Conflict-Free processorKnown for one	Unknown — not stated by the source	No
Audio1 differ
Audio systemDiffers	SoundMAX Cadenza	ADI 1891 HD
Weight & dimensionsidentical
Width	178 mm	178 mm
Depth	450 mm	450 mm
Height	430 mm	430 mm
Weight	12.5 kg	12.5 kg
Other features1 differ
Security featuresDiffers	-Security slot (for attachment of optional cable lock) -Serial port I/O control -U-Bolt anchoring feature -Diskette boot inhibit -Boot without keyboard or mouse -Configuration password -Boot sequence control -Hardfile I/O control -Parallel port I/O control -Power on password -Diskette I/O control	-Serial port I/O control -U-Bolt anchoring feature -Hardfile I/O control -Parallel port I/O control -Power on password -Security slot (for attachment of optional cable lock) -Diskette I/O control -Diskette boot inhibit -Boot sequence control -Boot without keyboard or mouse -Configuration password
Intel segment taggingKnown for one	Unknown — not stated by the source	Enterprise, Professional
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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