Product comparison · 2 power supply units

be quiet! Pure Power 11 350W vs be quiet! Pure Power 11 400W CM

Key differences

Total power
- Pure Power 11 350W:350 W
- Pure Power 11 400W CM:400 W
Peak power
- Pure Power 11 350W:400 W
- Pure Power 11 400W CM:450 W
Combined power (+3.3V)
- Pure Power 11 350W:110 W
- Pure Power 11 400W CM:120 W
Combined power (+12V)
- Pure Power 11 350W:336 W
- Pure Power 11 400W CM:384 W
Combined power (+5V)
- Pure Power 11 350W:110 W
- Pure Power 11 400W CM:120 W
Combined power (+5Vsb)
- Pure Power 11 350W:12.5 W
- Pure Power 11 400W CM:15 W
Max output current (+3.3V)
- Pure Power 11 350W:21 A
- Pure Power 11 400W CM:24 A
Max output current (+12V1)
- Pure Power 11 350W:18 A
- Pure Power 11 400W CM:24 A

Differences highlightedShow differences only

Comparison of Pure Power 11 350W, Pure Power 11 400W CM
67 specifications	A be quiet! Pure Power 11 350W View product	B be quiet! Pure Power 11 400W CM View product
Power12 differ
Total powerDiffers	350 W	400 W
Peak powerDiffers	400 W	450 W
Combined power (+3.3V)Differs	110 W	120 W
Combined power (+12V)Differs	336 W	384 W
Combined power (+5V)Differs	110 W	120 W
Combined power (+5Vsb)Differs	12.5 W	15 W
Max output current (+3.3V)Differs	21 A	24 A
Max output current (+12V1)Differs	18 A	24 A
Max output current (+12V2)Differs	18 A	20 A
Max output current (+5Vsb)Differs	2.5 A	3 A
EfficiencyDiffers	87%	92%
Hold timeDiffers	17 ms	28 ms
Ports & interfaces3 differ
Peripheral (Molex) power connectors (4-pin)Known for one	0	Unknown — not stated by the source
PCI Express power connectors (6+2 pin)Differs	1	2
CPU power cable lengthDiffers	55 cm	60 cm
Cabling typeDiffers	Non-Modular	Semi-Modular
Performance1 differ
80 PLUS certificationDiffers	80 PLUS Bronze	80 PLUS Gold
Safety regulation & standards1 differ
SafetyDiffers	CE, TÜV, CU	CE, CB, TÜV, FCC, cTUVus, RCM, BSMI, CU, CCC
Weight & dimensions2 differ
DepthDiffers	150 mm	160 mm
WeightDiffers	1.8 kg	1.94 kg
Packaging data1 differ
Package weightDiffers	2.06 kg	2.23 kg
Logistics data1 differ
Master (outer) case gross weightDiffers	13.6 kg	14.5 kg
Other features3 differ
Noise level (silent mode, <30%)Differs	11 dB	9.4 dB
Noise level (quiet mode, 50%)Differs	11.1 dB	9.9 dB
Noise level (full-load mode, 100%)Differs	16.4 dB	13.9 dB
Packaging contentidentical
Cables includedKnown for one	Unknown — not stated by the source	AC, SATA

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.