Best Business PC

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Business PC winner

Dell Optiplex 790

Verdict

A well-designed and capable business PC that’s efficient with energy as well as desk space

Review Date: 26 Aug 2011

Price when reviewed: £619

Full review

Overall Rating
5 stars out of 6

Alternative products

Lenovo ThinkCentre M90

Expensive but, thanks to superb design and power, worth the cash for demanding business users

Full review

Comparison

Details
Product	Dell Optiplex 790	Lenovo ThinkCentre M90
Part Code	Optiplex 790	3853B5G
Review Date	26 Aug 2011	7 Jul 2010
Price ex VAT	£619	£531
Price inc VAT	£743	£624
Overall rating
Performance
Features & Design
Value for Money
Warranty
Warranty	3yr collect and return 3yr NBD warranty	3 yr return to base
Basic specifications
Total hard disk capacity	500GB	500
RAM capacity	4.00GB	4.00GB
Screen size		N/A
Processor
CPU family	Intel Core i5	Intel Core i5
CPU nominal frequency	2.50GHz	3.33GHz
CPU overclocked frequency		N/A
Processor socket	LGA 1155	LGA 1156
HSF (heatsink-fan)	Dell proprietary	Lenovo proprietary
Motherboard
Motherboard	Dell proprietary	Lenovo proprietary
Conventional PCI slots free	0	1
Conventional PCI slots total	0	1
PCI-E x16 slots free	0	0
PCI-E x16 slots total	0	0
PCI-E x8 slots free	0	0
PCI-E x8 slots total	0	0
PCI-E x4 slots free	0	0
PCI-E x4 slots total	0	0
PCI-E x1 slots free	0	0
PCI-E x1 slots total	0	0
Internal SATA connectors	2	4
Internal SAS connectors		1
Internal PATA connectors		1
Internal floppy connectors		1
Wired adapter speed	1,000Mbits/sec	1,000Mbits/sec
Memory
Memory type	DDR3	DDR3
Memory sockets free	0	0
Memory sockets total	2	2
Hard disk
Hard disk	Seagate Momentus XT
Capacity	500GB	500GB
Hard disk usable capacity	465GB	465GB
Internal disk interface	SATA/300	SATA/300
Spindle speed	7,200RPM	7,200RPM
Cache size	32MB	16MB
Hard disk 2 make and model		N/A
Hard disk 2 nominal capacity		N/A
Hard disk 2 formatted capacity		N/A
Hard disk 2 spindle speed		N/A
Hard disk 2 cache size		N/A
Hard disk 3 make and model		N/A
Hard disk 3 nominal capacity		N/A
Hard disk 4 make and model		N/A
Hard disk 4 nominal capacity		N/A
Drives
Optical disc technology	DVD writer	DVD writer
Optical disk 2 make and model		N/A
Optical disk 3 make and model		N/A
Graphics card
Graphics card	Intel HD 2000	Intel GMA X4500
Multiple SLI/CrossFire cards?
3D performance setting	Low	N/A
Graphics chipset	Intel HD 2000	Intel GMA X4500
Graphics card RAM		256MB
DVI-I outputs	0	0
HDMI outputs	0	0
VGA (D-SUB) outputs	1	1
DisplayPort outputs	1	1
Number of graphics cards	1	0
Monitor
Monitor make and model		N/A
Resolution screen horizontal		N/A
Resolution screen vertical		N/A
Resolution		N/A x N/A
Pixel response time		N/A
Contrast ratio		N/A
Screen brightness		N/A
DVI inputs		N/A
HDMI inputs		N/A
VGA inputs		N/A
DisplayPort inputs		N/A
Rear ports
USB ports (downstream)	7	6
PS/2 mouse port
Electrical S/PDIF audio ports	0	0
Optical S/PDIF audio output ports	0	0
Modem
3.5mm audio jacks	2	3
Additional Peripherals
Speakers		N/A
Speaker type		N/A
Sound card		N/A
Peripherals		N/A
Case
Chassis	Dell proprietary	Lenovo proprietary
Case format	small form-factor	small form-factor
Dimensions	65 x 233 x 236mm (WDH)	274 x 238 x 78mm (WDH)
Free drive bays
Free front panel 5.25in bays	0	0
Front ports
Front panel USB ports	2	2
Front panel memory card reader
Mouse & Keyboard
Mouse and keyboard		N/A
Operating system and software
OS family	Windows 7	Windows 7
Recovery method	Recovery disc, recovery partition	Recovery partition and discs
Software supplied		Lenovo ThinkVantage suite
Noise and power
Idle power consumption	15W	22W
Peak power consumption	51W	86W
Performance tests
Overall application benchmark score		2.01
Office application benchmark score		1.70
2D graphics application benchmark score		2.14
Encoding application benchmark score		1.86
Multitasking application benchmark score		2.33
3D performance (crysis) low settings	24fps	N/A
3D performance setting	Low	N/A
Overall Real World Benchmark score	0.70
Responsiveness score	0.66
Media score	0.78
Multitasking score	0.65