Product comparison · 2 power supply units

UNYKAch SFX 300W vs UNYKAch TFX 350W

Key differences

Differences highlightedShow differences only

Comparison of SFX 300W, TFX 350W
41 specifications	A UNYKAch SFX 300W View product	B UNYKAch TFX 350W View product
Power8 differ
Total powerDiffers	300 W	350 W
AC input voltageDiffers	230 V	110 - 240 V
Max output current (+3.3V)Differs	3.75 A	18 A
Max output current (+12V1)Differs	21.4 A	20 A
Max output current (+5V)Differs	3 A	18 A
Max output current (-12V)Differs	0.3 A	0.5 A
Max output current (+5Vsb)Differs	2.5 A	18 A
EfficiencyDiffers	85%	80%
Ports & interfaces3 differ
SATA power cable lengthDiffers	530 mm	380,500 mm
Peripheral (Molex) power cable lengthDiffers	680,380 mm	660,380 mm
CPU power connector (4+4 pin)Known for one	Yes	Unknown — not stated by the source
CPU power cable lengthDiffers	42 cm	38 cm
ATX power connector (20+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
Performance1 differ
Power supply unit (PSU) form factorDiffers	SFX	TFX
Certificates1 differ
CertificationDiffers	EUP 2013 / ErP 617/2013 / TÜV / CE	EUP 2013 / EN60950 / TÜV / CE
Weight & dimensions3 differ
WidthDiffers	125 mm	85 mm
DepthDiffers	100 mm	175 mm
WeightDiffers	750 g	844 g
Packaging data4 differ
Package widthDiffers	155 mm	105 mm
Package depthDiffers	130 mm	200 mm
Package heightDiffers	75 mm	90 mm
Package weightDiffers	844 g	1.04 kg
Other features1 differ
Package volumeDiffers	0.0015 cm³	0.0019 cm³

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.