Product comparison · 2 pcs/workstations

Lenovo ThinkCentre A51 P4 3400 256MB 80GB XPP vs Lenovo TS ThinkCentre A51p P4 3600 2x256 160GB

68specifications compared
12differ
56identical
19known for one product only

Key differences

The Lenovo TS ThinkCentre A51p P4 3600 2x256 160GB has 10 more processor model than the Lenovo ThinkCentre A51 P4 3400 256MB 80GB XPP (560 vs 550). The Lenovo ThinkCentre A51 P4 3400 256MB 80GB XPP has 1.27 GHz more processor frequency than the Lenovo TS ThinkCentre A51p P4 3600 2x256 160GB (3.4 GHz vs 2.13 GHz). The Lenovo ThinkCentre A51 P4 3400 256MB 80GB XPP has 267 MHz more processor front side bus than the Lenovo TS ThinkCentre A51p P4 3600 2x256 160GB (800 MHz vs 533 MHz). Processor family: Intel® Pentium® 4 on the Lenovo ThinkCentre A51 P4 3400 256MB 80GB XPP, Intel® Celeron® on the Lenovo TS ThinkCentre A51p P4 3600 2x256 160GB. Optical drive type: DVD-ROM on the Lenovo ThinkCentre A51 P4 3400 256MB 80GB XPP, DVD-RW on the Lenovo TS ThinkCentre A51p P4 3600 2x256 160GB.

Processor family
- ThinkCentre A51 P4 3400 256MB 80GB XPP:Intel® Pentium® 4
- TS ThinkCentre A51p P4 3600 2x256 160GB:Intel® Celeron®
Processor model
- ThinkCentre A51 P4 3400 256MB 80GB XPP:550
- TS ThinkCentre A51p P4 3600 2x256 160GB:560
Processor frequency
- ThinkCentre A51 P4 3400 256MB 80GB XPP:3.4 GHz
- TS ThinkCentre A51p P4 3600 2x256 160GB:2.13 GHz
Processor front side bus
- ThinkCentre A51 P4 3400 256MB 80GB XPP:800 MHz
- TS ThinkCentre A51p P4 3600 2x256 160GB:533 MHz
Tcase
- ThinkCentre A51 P4 3400 256MB 80GB XPP:72.8 °C
- TS ThinkCentre A51p P4 3600 2x256 160GB:100 °C
Internal memory
- ThinkCentre A51 P4 3400 256MB 80GB XPP:0.25 GB
- TS ThinkCentre A51p P4 3600 2x256 160GB:0.5 GB
Total storage capacity
- ThinkCentre A51 P4 3400 256MB 80GB XPP:80 GB
- TS ThinkCentre A51p P4 3600 2x256 160GB:160 GB
Optical drive type
- ThinkCentre A51 P4 3400 256MB 80GB XPP:DVD-ROM
- TS ThinkCentre A51p P4 3600 2x256 160GB:DVD-RW

Side by side

Differences highlightedShow differences only

Comparison of ThinkCentre A51 P4 3400 256MB 80GB XPP, TS ThinkCentre A51p P4 3600 2x256 160GB
87 specifications	A Lenovo ThinkCentre A51 P4 3400 256MB 80GB XPP View product	B Lenovo TS ThinkCentre A51p P4 3600 2x256 160GB View product
Processor5 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel® Pentium® 4	Intel® Celeron®
Processor modelDiffers	550	560
Processor cores	1	1
Processor threadsKnown for one	Unknown — not stated by the source	1
Processor frequencyDiffers	3.4 GHz	2.13 GHz
Processor cache	1 MB	1 MB
Processor cache type	L2	L2
Processor front side busDiffers	800 MHz	533 MHz
Bus type	FSB	FSB
FSB Parity	No	No
Processor lithographyKnown for one	Unknown — not stated by the source	65 nm
Processor operating modesKnown for one	Unknown — not stated by the source	64-bit
Processor codenameKnown for one	Unknown — not stated by the source	Merom
Thermal Design Power (TDP)Known for one	Unknown — not stated by the source	31 W
TcaseDiffers	72.8 °C	100 °C
Tjunction	100 °C	100 °C
Processor socketKnown for one	Unknown — not stated by the source	Socket 478
Number of Processing Die TransistorsKnown for one	Unknown — not stated by the source	291 M
Processing Die sizeKnown for one	Unknown — not stated by the source	143 mm²
CPU multiplier (bus/core ratio)Known for one	Unknown — not stated by the source	16
ECC supported by processor	No	No
Memory1 differ
Internal memoryDiffers	0.25 GB	0.5 GB
Maximum internal memory	4 GB	4 GB
Internal memory type	DDR2-SDRAM	DDR2-SDRAM
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
Discrete graphics card modelDiffers	Intel® GMA 900	AMD Radeon X600 Pro
Video adapter, bus	PCI Express	PCI Express
Performanceidentical
Product type	PC	PC
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
Firewire (IEEE 1394) portsKnown for one	Unknown — not stated by the source	1
Parallel ports quantity	1	1
Modem (RJ-11) portsKnown for one	Unknown — not stated by the source	1
Poweridentical
Power supply type	110~220V	110~220V
Power supply	310 W	310 W
Designidentical
Chassis type	Tower	Tower
Software2 differ
Operating system installedDiffers	Windows XP Professional	Windows XP Home Edition
Bundled softwareDiffers	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, Access program, IBM Director Agent (web deliverable), ThinkVantage Client Security Software (web-downloadable), Norton AntiVirus 2004 OEM Version, PC Doctor diagnostics, ThinkVantage Rescue and Recovery with Rapid Restore
Displayidentical
Display included	No	No
Processor special featuresidentical
Embedded options availableKnown for one	Unknown — not stated by the source	No
Enhanced Intel SpeedStep Technology	No	No
Execute Disable BitKnown for one	Unknown — not stated by the source	Yes
Idle States	No	No
Intel 64Known for one	Unknown — not stated by the source	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 IDKnown for one	Unknown — not stated by the source	34439
Processor package sizeKnown for one	Unknown — not stated by the source	35 x 35 mm
Intel® Turbo Boost Technology	No	No
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Unknown — not stated by the source	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
Thermal Monitoring TechnologiesKnown for one	No	Unknown — not stated by the source
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	-Secure Data Disposal -Hardfile I/O control -Kensington Lock Standard Enabled -Parallel port I/O control -Power on password -Embedded Security Subsystem standard -Hard disk drive password -Diskette I/O control -Configuration password -Diskette boot inhibit -Boot sequence control -Boot without keyboa	-Serial port I/O control -Secure Data Disposal -Parallel port I/O control -Power on password -Embedded Security Subsystem standard -Hard disk drive password -Hardfile I/O control -Kensington Lock Standard Enabled -Boot without keyboard or mouse -Boot sequence control -Configuration password -Diskett
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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