Product comparison · 2 pcs/workstations

HP Compaq dc7900 CMT vs Lenovo ThinkCentre A58

83specifications compared
30differ
53identical
32known for one product only

Key differences

Processor family
- Compaq dc7900 CMT:Intel® Core™2 Duo
- ThinkCentre A58:Intel® Pentium®
Processor model
- Compaq dc7900 CMT:E8500
- ThinkCentre A58:E5200
Processor frequency
- Compaq dc7900 CMT:3.16 GHz
- ThinkCentre A58:2.5 GHz
Processor cache
- Compaq dc7900 CMT:6 MB
- ThinkCentre A58:2 MB
Processor front side bus
- Compaq dc7900 CMT:1333 MHz
- ThinkCentre A58:800 MHz
Tcase
- Compaq dc7900 CMT:72.4 °C
- ThinkCentre A58:74.1 °C
Number of Processing Die Transistors
- Compaq dc7900 CMT:410 M
- ThinkCentre A58:228 M
Processing Die size
- Compaq dc7900 CMT:107 mm²
- ThinkCentre A58:82 mm²

Side by side

Differences highlightedShow differences only

Comparison of Compaq dc7900 CMT, ThinkCentre A58
115 specifications	A HP Compaq dc7900 CMT View product	B Lenovo ThinkCentre A58 View product
Processor11 differ
Processor familyDiffers	Intel® Core™2 Duo	Intel® Pentium®
Processor modelDiffers	E8500	E5200
Processor frequencyDiffers	3.16 GHz	2.5 GHz
Processor cacheDiffers	6 MB	2 MB
Processor front side busDiffers	1333 MHz	800 MHz
Processor seriesDiffers	Intel Core 2 Duo E8000 Series	Intel Pentium E5000 Series for Desktop
Processor system typeKnown for one	DP	Unknown — not stated by the source
TcaseDiffers	72.4 °C	74.1 °C
Number of Processing Die TransistorsDiffers	410 M	228 M
Processing Die sizeDiffers	107 mm²	82 mm²
CPU multiplier (bus/core ratio)Differs	9.5	12.5
Processor core voltage (AC)Known for one	0.850/1.3625 V	Unknown — not stated by the source
SteppingDiffers	C0	M0
Memory2 differ
Maximum internal memoryDiffers	16 GB	4 GB
Memory layout (slots x size)Differs	2 x 1 GB	1 x 2 GB
Memory slotsKnown for one	Unknown — not stated by the source	2x DIMM
Memory clock speedKnown for one	Unknown — not stated by the source	800 MHz
Storage3 differ
Total storage capacityDiffers	250 GB	320 GB
Optical drive typeDiffers	DVD Super Multi	DVD±RW
Card reader integratedDiffers	Yes	No
Storage drive controllerKnown for one	SATA 3.0Gb/s	Unknown — not stated by the source
Graphicsidentical
Video adapter, busKnown for one	PCI Express x16	Unknown — not stated by the source
Optical driveidentical
LightScribeKnown for one	Yes	Unknown — not stated by the source
Network1 differ
Networking featuresDiffers	Intel 82567LM Gigabit	Gigabit Ethernet
Ports & interfaces2 differ
USB 2.0 ports quantityDiffers	8	6
Parallel ports quantityDiffers	0	1
Expansion slotsidentical
PCI Express x1 slotsKnown for one	2	Unknown — not stated by the source
PCI Express x16 slotsKnown for one	1	Unknown — not stated by the source
Expansion slotsKnown for one	3 x PCI	Unknown — not stated by the source
Poweridentical
Power requirementsKnown for one	90 – 264 / 100 – 240 VAC, 50/60 Hz, 47 – 63 Hz	Unknown — not stated by the source
Power consumption (typical)Known for one	365 W	Unknown — not stated by the source
Power supplyKnown for one	Unknown — not stated by the source	280 W
Power supply input voltageKnown for one	Unknown — not stated by the source	110 - 220 V
Power supply input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Design1 differ
Chassis typeDiffers	Mini Tower	Tower
Cable lock slotKnown for one	Yes	Unknown — not stated by the source
Cable lock slot typeKnown for one	Kensington	Unknown — not stated by the source
External drive baysKnown for one	3 x 5.25", 1 x 3.5"	Unknown — not stated by the source
Country of originKnown for one	China	Unknown — not stated by the source
Display1 differ
Display includedDiffers	Yes	No
Display diagonalKnown for one	55.9 cm (22")	Unknown — not stated by the source
Display resolutionKnown for one	1680 x 1050 pixels	Unknown — not stated by the source
Contrast ratio (typical)Known for one	1000:1	Unknown — not stated by the source
Display brightnessKnown for one	300 cd/m²	Unknown — not stated by the source
Viewing angle, horizontalKnown for one	160°	Unknown — not stated by the source
Viewing angle, verticalKnown for one	160°	Unknown — not stated by the source
DisplayKnown for one	TFT	Unknown — not stated by the source
Processor special features4 differ
Intel Trusted Execution TechnologyDiffers	Yes	No
Intel Virtualization Technology (VT-x)Differs	Yes	No
Intel Virtualization Technology for Directed I/O (VT-d)Differs	Yes	No
Processor ARK IDDiffers	33911	37212
Processor codeKnown for one	SLAPK	Unknown — not stated by the source
CPU configuration (max)Known for one	Unknown — not stated by the source	1
Audio1 differ
Audio systemDiffers	HD	Realtek ALC662
Operational conditionsidentical
Operating temperature (T-T)Known for one	10 - 35 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-30 - 60 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	177 mm	175 mm
DepthDiffers	452 mm	425 mm
HeightDiffers	447 mm	412 mm
WeightDiffers	11.8 kg	11.2 kg

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