Product comparison · 2 power supply units

be quiet! Straight Power 11 vs Tacens Radix Eco III

30specifications compared
21differ
9identical
40known for one product only

Key differences

Total power
- Straight Power 11:750 W
- Radix Eco III:650 W
AC input voltage
- Straight Power 11:100 - 240 V
- Radix Eco III:200 - 240 V
Input current
- Straight Power 11:10 A
- Radix Eco III:4 A
Combined power (+3.3V)
- Straight Power 11:150 W
- Radix Eco III:170 W
Combined power (+12V)
- Straight Power 11:750 W
- Radix Eco III:480 W
Combined power (+5V)
- Straight Power 11:150 W
- Radix Eco III:170 W
Combined power (-12V)
- Straight Power 11:6 W
- Radix Eco III:3.6 W
Combined power (+5Vsb)
- Straight Power 11:15 W
- Radix Eco III:12.5 W

Side by side

Differences highlightedShow differences only

Comparison of Straight Power 11, Radix Eco III
70 specifications	A be quiet! Straight Power 11 View product	B Tacens Radix Eco III View product
Power13 differ
Total powerDiffers	750 W	650 W
Peak powerKnown for one	820 W	Unknown — not stated by the source
AC input voltageDiffers	100 - 240 V	200 - 240 V
AC input frequency	50 - 60 Hz	50 - 60 Hz
Input currentDiffers	10 A	4 A
Power factorKnown for one	0.99	Unknown — not stated by the source
Power Factor Correction (PFC) type	Active	Active
Combined power (+3.3V)Differs	150 W	170 W
Combined power (+12V)Differs	750 W	480 W
Combined power (+5V)Differs	150 W	170 W
Combined power (-12V)Differs	6 W	3.6 W
Combined power (+5Vsb)Differs	15 W	12.5 W
Max output current (+3.3V)Differs	25 A	22 A
Max output current (+12V1)Known for one	20 A	Unknown — not stated by the source
Max output current (+12V2)Known for one	20 A	Unknown — not stated by the source
Max output current (+12V3)Known for one	24 A	Unknown — not stated by the source
Max output current (+12V4)Known for one	24 A	Unknown — not stated by the source
Max output current (+5V)Differs	25 A	22 A
Max output current (-12V)Differs	0.5 A	0.3 A
Max output current (+5Vsb)Differs	3 A	2.5 A
EfficiencyDiffers	93%	87%
Hold timeKnown for one	19.6 ms	Unknown — not stated by the source
Power protection featuresKnown for one	Over current, Over power, Over voltage, Overheating, Short circuit, Under voltage	Unknown — not stated by the source
Max output current (+12V)Known for one	Unknown — not stated by the source	40 A
Ports & interfaces3 differ
Motherboard power connector	20+4 pin ATX	20+4 pin ATX
Motherboard power cable lengthKnown for one	60 cm	Unknown — not stated by the source
Number of PATA power connectorsKnown for one	4	Unknown — not stated by the source
Number of SATA power connectorsDiffers	11	5
SATA power cable lengthKnown for one	550 mm	Unknown — not stated by the source
PCI Express power connectors (6+2 pin)Differs	4	1
PCI Express power cable lengthKnown for one	60 cm	Unknown — not stated by the source
CPU power connector (4+4 pin)	Yes	Yes
CPU power cable lengthKnown for one	70 cm	Unknown — not stated by the source
Floppy disk drive connectorKnown for one	Yes	Unknown — not stated by the source
PCI Express connectorKnown for one	Yes	Unknown — not stated by the source
Cabling typeDiffers	Fully-Modular	Non-Modular
Peripheral (Molex) power connectors (4-pin)Known for one	Unknown — not stated by the source	3
Performanceidentical
Purpose	PC	PC
Power supply unit (PSU) form factor	ATX	ATX
80 PLUS certificationKnown for one	80 PLUS Gold	Unknown — not stated by the source
ATX versionKnown for one	2.4	Unknown — not stated by the source
EPS versionKnown for one	2.92	Unknown — not stated by the source
Silent modeKnown for one	Yes	Unknown — not stated by the source
Bearing technologyKnown for one	FDB	Unknown — not stated by the source
Noise levelKnown for one	Unknown — not stated by the source	10 dB
Design1 differ
Product colour	Black	Black
Cooling typeKnown for one	Active	Unknown — not stated by the source
Fan diameterDiffers	13.5 cm	14 cm
Number of fans	1 fan(s)	1 fan(s)
IlluminationKnown for one	No	Unknown — not stated by the source
On/off switchKnown for one	Yes	Unknown — not stated by the source
Certificatesidentical
Compliance certificates	RoHS	RoHS
CertificationKnown for one	CE, FCC, TÜV, cTUVus, RCM, BSMI, CU	Unknown — not stated by the source
Weight & dimensions4 differ
WidthDiffers	150 mm	157 mm
DepthDiffers	170 mm	150 mm
HeightDiffers	86 mm	85 mm
WeightDiffers	1.78 kg	1.5 kg
Packaging dataidentical
ManualKnown for one	Yes	Unknown — not stated by the source
Package widthKnown for one	248 mm	Unknown — not stated by the source
Package depthKnown for one	328 mm	Unknown — not stated by the source
Package heightKnown for one	102 mm	Unknown — not stated by the source
Package weightKnown for one	3.34 kg	Unknown — not stated by the source
Technical detailsidentical
Sustainability certificatesKnown for one	ENERGY STAR	Unknown — not stated by the source
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84733020	Unknown — not stated by the source
Other featuresidentical
Screws includedKnown for one	Yes	Unknown — not stated by the source
Cable ties includedKnown for one	Yes	Unknown — not stated by the source
Noise level (silent mode, <30%)Known for one	8.4 dB	Unknown — not stated by the source
Noise level (quiet mode, 50%)Known for one	9.01 dB	Unknown — not stated by the source
Noise level (full-load mode, 100%)Known for one	21.23 dB	Unknown — not stated by the source
Cable managementKnown for one	Yes	Unknown — not stated by the source

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.

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