Product comparison · 2 pcs/workstations

Lenovo TS ThinkCentre A50 Celeron D 330 256MB 40GB CD vs Lenovo TS ThinkCentre A51 P4 540-3.2G

31specifications compared
17differ
14identical
69known for one product only

Key differences

Processor family
- TS ThinkCentre A50 Celeron D 330 256MB 40GB CD:Intel Atom®
- TS ThinkCentre A51 P4 540-3.2G:Intel® Pentium® 4
Processor frequency
- TS ThinkCentre A50 Celeron D 330 256MB 40GB CD:1.6 GHz
- TS ThinkCentre A51 P4 540-3.2G:3.2 GHz
Processor front side bus
- TS ThinkCentre A50 Celeron D 330 256MB 40GB CD:533 MHz
- TS ThinkCentre A51 P4 540-3.2G:800 MHz
Internal memory
- TS ThinkCentre A50 Celeron D 330 256MB 40GB CD:0.25 GB
- TS ThinkCentre A51 P4 540-3.2G:0.5 GB
Total storage capacity
- TS ThinkCentre A50 Celeron D 330 256MB 40GB CD:40 GB
- TS ThinkCentre A51 P4 540-3.2G:80 GB
Optical drive type
- TS ThinkCentre A50 Celeron D 330 256MB 40GB CD:CD-ROM
- TS ThinkCentre A51 P4 540-3.2G:DVD-ROM
Storage drive type
- TS ThinkCentre A50 Celeron D 330 256MB 40GB CD:ATA-100 (Enhanced IDE)
- TS ThinkCentre A51 P4 540-3.2G:SATA
Video adapter, bus
- TS ThinkCentre A50 Celeron D 330 256MB 40GB CD:Direct AGP
- TS ThinkCentre A51 P4 540-3.2G:PCI Express

Side by side

Differences highlightedShow differences only

Comparison of TS ThinkCentre A50 Celeron D 330 256MB 40GB CD, TS ThinkCentre A51 P4 540-3.2G
100 specifications	A Lenovo TS ThinkCentre A50 Celeron D 330 256MB 40GB CD View product	B Lenovo TS ThinkCentre A51 P4 540-3.2G View product
Processor3 differ
Processor manufacturer	Intel	Intel
Processor familyDiffers	Intel Atom®	Intel® Pentium® 4
Processor modelKnown for one	330	Unknown — not stated by the source
Processor coresKnown for one	2	Unknown — not stated by the source
Processor threadsKnown for one	4	Unknown — not stated by the source
Processor frequencyDiffers	1.6 GHz	3.2 GHz
Processor cacheKnown for one	1 MB	Unknown — not stated by the source
Processor cache typeKnown for one	L2	Unknown — not stated by the source
Processor front side busDiffers	533 MHz	800 MHz
Bus typeKnown for one	FSB	Unknown — not stated by the source
FSB ParityKnown for one	No	Unknown — not stated by the source
Processor lithographyKnown for one	45 nm	Unknown — not stated by the source
Processor operating modesKnown for one	64-bit	Unknown — not stated by the source
Thermal Design Power (TDP)Known for one	8 W	Unknown — not stated by the source
TcaseKnown for one	85.2 °C	Unknown — not stated by the source
TjunctionKnown for one	100 °C	Unknown — not stated by the source
Processor socketKnown for one	BGA 437	Unknown — not stated by the source
Number of Processing Die TransistorsKnown for one	94 M	Unknown — not stated by the source
Processing Die sizeKnown for one	52 mm²	Unknown — not stated by the source
CPU multiplier (bus/core ratio)Known for one	12	Unknown — not stated by the source
Processor core voltage (AC)Known for one	1.25 - 1.40 V	Unknown — not stated by the source
SteppingKnown for one	C0	Unknown — not stated by the source
ECC supported by processorKnown for one	No	Unknown — not stated by the source
Memory1 differ
Internal memoryDiffers	0.25 GB	0.5 GB
Internal memory type	DDR-SDRAM	DDR-SDRAM
Maximum internal memoryKnown for one	Unknown — not stated by the source	2 GB
Storage3 differ
Total storage capacityDiffers	40 GB	80 GB
Optical drive typeDiffers	CD-ROM	DVD-ROM
Storage drive typeDiffers	ATA-100 (Enhanced IDE)	SATA
Diskette drive memory	1.44 MB	1.44 MB
Graphics1 differ
Video adapter resolutionKnown for one	2048x1536 16777216 colors	Unknown — not stated by the source
Video adapter, busDiffers	Direct AGP	PCI Express
Discrete graphics card modelKnown for one	Unknown — not stated by the source	Intel® GMA 900
Performanceidentical
Product type	PC	PC
Optical driveidentical
CD read speed	48x	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
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
DVI portKnown for one	No	Unknown — not stated by the source
PS/2 ports quantity	2	2
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
S/PDIF out portKnown for one	No	Unknown — not stated by the source
SmartCard slotKnown for one	No	Unknown — not stated by the source
TV-outKnown for one	No	Unknown — not stated by the source
Serial ports quantityKnown for one	0	Unknown — not stated by the source
Parallel ports quantity	1	1
Modem (RJ-11) portsKnown for one	0	Unknown — not stated by the source
USB 1.1 ports quantityKnown for one	0	Unknown — not stated by the source
Power1 differ
Power supplyDiffers	230 W	225 W
Design1 differ
Chassis typeDiffers	Tower	SFF
Softwareidentical
Operating system installed	Windows XP Professional	Windows XP Professional
Bundled softwareKnown for one	Unknown — not stated by the source	Lotus Notes Stand-alone Client (license), Lotus SmartSuite Millennium (license), IBM Director Agent (web deliverable), Access Program, ThinkVantage Client Security Solution, ThinkVantage Rescue and Recovery with Rapid Restore, Norton AntiVirus 2004 OEM Version, PC Doctor diagnostics
Displayidentical
Display included	No	No
Processor special featuresidentical
Embedded options availableKnown for one	No	Unknown — not stated by the source
Enhanced Intel SpeedStep TechnologyKnown for one	No	Unknown — not stated by the source
Execute Disable BitKnown for one	Yes	Unknown — not stated by the source
Idle StatesKnown for one	No	Unknown — not stated by the source
Intel 64Known for one	Yes	Unknown — not stated by the source
Intel Clear Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel Demand Based SwitchingKnown for one	No	Unknown — not stated by the source
Intel Dual Display Capable TechnologyKnown for one	No	Unknown — not stated by the source
Intel Enhanced Halt StateKnown for one	No	Unknown — not stated by the source
Intel FDI TechnologyKnown for one	No	Unknown — not stated by the source
Intel Fast Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Flex Memory AccessKnown for one	No	Unknown — not stated by the source
Intel Rapid Storage TechnologyKnown for one	No	Unknown — not stated by the source
Intel Trusted Execution TechnologyKnown for one	No	Unknown — not stated by the source
Intel VT-x with Extended Page Tables (EPT)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology (VT-x)Known for one	No	Unknown — not stated by the source
Intel Virtualization Technology for Directed I/O (VT-d)Known for one	No	Unknown — not stated by the source
Intel® AES New Instructions (Intel® AES-NI)Known for one	No	Unknown — not stated by the source
Intel® Clear Video HD Technology (Intel® CVT HD)Known for one	No	Unknown — not stated by the source
Intel® Clear Video Technology for Mobile Internet Devices (Intel CVT for MID)Known for one	No	Unknown — not stated by the source
Intel® InTru™ 3D TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Insider™Known for one	No	Unknown — not stated by the source
Intel® Wireless Display (Intel® WiDi)Known for one	No	Unknown — not stated by the source
Physical Address Extension (PAE)Known for one	Yes	Unknown — not stated by the source
Processor ARK IDKnown for one	35641	Unknown — not stated by the source
Processor codeKnown for one	SLG9Y	Unknown — not stated by the source
Processor package sizeKnown for one	22 x 22 mm	Unknown — not stated by the source
Supported instruction setsKnown for one	SSE2, SSE3, SSSE3	Unknown — not stated by the source
Thermal Monitoring TechnologiesKnown for one	No	Unknown — not stated by the source
Intel® Turbo Boost TechnologyKnown for one	No	Unknown — not stated by the source
Intel® Hyper Threading Technology (Intel® HT Technology)Known for one	Yes	Unknown — not stated by the source
Intel® Quick Sync Video TechnologyKnown for one	No	Unknown — not stated by the source
Intel® My WiFi Technology (Intel® MWT)Known for one	No	Unknown — not stated by the source
Intel® Anti-Theft Technology (Intel® AT)Known for one	No	Unknown — not stated by the source
Conflict-Free processorKnown for one	No	Unknown — not stated by the source
Audioidentical
Audio system	SoundMAX Cadenza	SoundMAX Cadenza
Weight & dimensions4 differ
WidthDiffers	191 mm	309 mm
DepthDiffers	406 mm	359 mm
HeightDiffers	413 mm	85 mm
WeightDiffers	10.2 kg	8.5 kg
Other features1 differ
Security featuresDiffers	-U-Bolt anchoring feature -Security slot (for attachment of optional cable lock) -Power on password -Hardfile I/O control -Parallel port I/O control -Serial port I/O control -Boot sequence control -Boot without keyboard or mouse -Configuration password -Diskette boot inhibit -Diskette I/O control	-Power on password -Security slot (for attachment of optional cable lock) -Serial port I/O control -U-Bolt anchoring feature -Parallel port I/O control -Hard drive I/O control -Diskette I/O control -Hard disk drive password -Diskette Boot inhibit -Configuration password -Boot without keyboard or mou

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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