Product comparison · 2 power supply units

CoolBox GM-500G power supply unit vs CoolBox GT-250G power supply unit

Key differences

Total power
- GM-500G power supply unit:500 W
- GT-250G power supply unit:250 W
Maximum input current (@110V)
- GM-500G power supply unit:4 A
- GT-250G power supply unit:2.5 A
Maximum input current (@220V)
- GM-500G power supply unit:8 A
- GT-250G power supply unit:5 A
Combined power (+3.3V)
- GM-500G power supply unit:100 W
- GT-250G power supply unit:80 W
Max output current (+3.3V)
- GM-500G power supply unit:20 A
- GT-250G power supply unit:15 A
Max output current (+12V1)
- GM-500G power supply unit:20 A
- GT-250G power supply unit:16 A
Efficiency
- GM-500G power supply unit:87%
- GT-250G power supply unit:90%
Number of SATA power connectors
- GM-500G power supply unit:6
- GT-250G power supply unit:3

Differences highlightedShow differences only

Comparison of GM-500G, GT-250G
45 specifications	A CoolBox GM-500G power supply unit Model GM-500G View product	B CoolBox GT-250G power supply unit Model GT-250G View product
Power7 differ
Total powerDiffers	500 W	250 W
Maximum input current (@110V)Differs	4 A	2.5 A
Maximum input current (@220V)Differs	8 A	5 A
Combined power (+3.3V)Differs	100 W	80 W
Combined power (+5V)Known for one	100 W	Unknown — not stated by the source
Max output current (+3.3V)Differs	20 A	15 A
Max output current (+12V1)Differs	20 A	16 A
Max output current (+12V2)Known for one	20 A	Unknown — not stated by the source
Max output current (+5V)Known for one	20 A	Unknown — not stated by the source
EfficiencyDiffers	87%	90%
Power Good signal delay rangeKnown for one	Unknown — not stated by the source	100 - 500 ms
Ports & interfaces2 differ
Number of SATA power connectorsDiffers	6	3
Peripheral (Molex) power connectors (4-pin)Differs	3	1
PCI Express power connectors (6+2 pin)Known for one	2	Unknown — not stated by the source
CPU power connector (4+4 pin)Known for one	Yes	Unknown — not stated by the source
CPU P4 connector (4-pin)Known for one	Unknown — not stated by the source	1
Performance3 differ
PurposeDiffers	PC	Server
Power supply unit (PSU) form factorDiffers	ATX	TFX
ATX versionDiffers	2.3	2.31
Design2 differ
Product colourDiffers	Black	Silver
Fan diameterDiffers	14 cm	8 cm
On/off switchKnown for one	Yes	Unknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers	150 mm	140 mm
DepthDiffers	160 mm	150 mm
WeightDiffers	2.18 kg	880 g

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.