Power Requirements Calculation

IndexIntroductionPower Requirements CalculationPC power consumption

Server power consumptionPrinters power consumptionUPS Sizing

Power Requirements Calculation

PC Power ConsumptionComponent Power Consumption

(watt)Motherboard 30

CPU Quad Core I5 73

Memory 1 GByte 4

HDD 12

Monitor LCD 50

DVD/CD 12

Speakers 4

Graphic Card (next slide)

CPU Cooler 10

Average PC Power Consumption ≈ 200 watt

VGA Product Description Idle Power Loaded Power

NVIDIA GeForce GTX 480 SLI Set 100 W 700 W

ZOTAC GeForce GTX 480 Reference Design 48 W 355 W

ATI Radeon HD 4870 X2 Reference Design 100 W 320 W

NVIDIA GeForce GTX 295 Reference Design 74 W 302 W

ATI Radeon HD 5970 Reference Design 48 W 299 W

ATI Radeon HD 4850 CrossFireX Set 123 W 210 W

ATI Radeon HD 4890 Reference Design 65 W 268 W

NVIDIA GeForce GTX 470 Reference Design 42 W 278 W

MSI NX8800GTX-T2D768E-HD OC GeForce 8800 GTX 76 W 201 W

ATI Radeon HD 5870 Reference Design 25 W 240 W

Sapphire Radeon HD 4850 X2 11139-00-40R 73 W 180 W

NVIDIA GeForce 9800 GX2 Reference Design 85 W 186 W

NVIDIA GeForce GTX 280 Reference Design 35 W 225 W

NVIDIA GeForce GTX 260 (216) Reference Design 42 W 203 W

AMD/ATI Radeon HD 4870 Reference Design 58 W 166 W

NVIDIA GeForce GTX 460 Reference Design 18 W 167 W

ATI Radeon HD 5850 Reference Design 24 W 157 W

NVIDIA GeForce 8800 GT Reference Design 31 W 133 W

ATI Radeon HD 4770 RV740 GDDR5 Reference Design 37 W 120 W

ATI Radeon HD 5770 Reference Design 22 W 115 W

Sapphire Radeon HD 4670 GDDR4 9 W 70 W

VGA Card Power Consumption

Server power consumption

Dual Processor server : 450 watt

Printer Power Consumption

HP 2000 series

HP 3000 series

HP 5000 Series

Active 550 780 600

Standby 7 15 27

Powersave 7 9 7

UPS Sizing

On-lineOff-line

UPS types

Power Factor

Example:

- UPS with capacity 100VA- Power factor is 0.07

Then Real capacity of the UPS = 0.7 * 1000 = 700 Watt

UPS Capacity (watt) = Power Factor * UPS Capacity (VA)