Product comparison · 2 power supply units

itek GBI850 power supply unit vs itek PBI1000 power supply unit

Key differences

Total power
- GBI850 power supply unit:850 W
- PBI1000 power supply unit:1000 W
Efficiency
- GBI850 power supply unit:89.94%
- PBI1000 power supply unit:91.35%
Motherboard power connector
- GBI850 power supply unit:20+4 pin ATX
- PBI1000 power supply unit:24-pin ATX
80 PLUS certification
- GBI850 power supply unit:80 PLUS Gold
- PBI1000 power supply unit:80 PLUS Platinum

Differences highlightedShow differences only

Comparison of GBI850, PBI1000
24 specifications	A itek GBI850 power supply unit Model GBI850 View product	B itek PBI1000 power supply unit Model PBI1000 View product
Power2 differ
Total powerDiffers	850 W	1000 W
AC input voltage	100 - 240 V	100 - 240 V
Power Factor Correction (PFC) type	Active	Active
EfficiencyDiffers	89.94%	91.35%
Power protection features	Over current, Over power, Over voltage, Short circuit, Under voltage	Over current, Over power, Over voltage, Short circuit, Under voltage
Ports & interfaces1 differ
Motherboard power connectorDiffers	20+4 pin ATX	24-pin ATX
Motherboard power cable length	60 cm	60 cm
SATA power cable length	150,450 mm	150,450 mm
PCI Express power connectors (12+4 pin) cable length	600 mm	600 mm
ATX Power connector (24-pin)Known for one	Unknown — not stated by the source	Yes
Cabling type	Fully-Modular	Fully-Modular
Performance1 differ
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
80 PLUS certificationDiffers	80 PLUS Gold	80 PLUS Platinum
ATX version	3.1	3.1
Mean time between failures (MTBF)	80000 h	80000 h
Designidentical
Product colour	Black	Black
Cooling type	Active	Active
Fan diameter	14 cm	14 cm
Number of fans	1 fan(s)	1 fan(s)
On/off switch	Yes	Yes
Weight & dimensionsidentical
Width	150 mm	150 mm
Depth	150 mm	150 mm
Height	86 mm	86 mm

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.