Seasonic Platinum-400 Fanless 400W vs. Corsair RM750X V2 750W + 8

Seasonic Platinum-400 Fanless 400W

Seasonic Platinum-400 Fanless 400W

2.7

£145.00

£153.28 Incl. delivery
Corsair RM750X V2 750W

Corsair RM750X V2 750W

4.5
“Quality”

£114.95

£114.99 Incl. delivery
Corsair TX550M V3 550W

Corsair TX550M V3 550W

4.3

£66.59

£66.68 Incl. delivery
Corsair RM650X 650W

Corsair RM650X 650W

4.4

£109.48

Free delivery
Corsair TX750M V3 750W

Corsair TX750M V3 750W

3.8

£89.98

Free delivery
Corsair RM850X 850W

Corsair RM850X 850W

4.2

£115.15

Unknown delivery cost
Corsair TX650M V3 650W

Corsair TX650M V3 650W

4.2

£78.04

£78.13 Incl. delivery
Corsair HX1000i 1000W

Corsair HX1000i 1000W

4.5
“Quality”

£209.75

£224.48 Incl. delivery
Fractal Design Ion+ Platinum 760W

Fractal Design Ion+ Platinum 760W

£111.90

£114.98 Incl. delivery
EVGA 650 GQ 650W

EVGA 650 GQ 650W

4.3

£80.90

£89.99 Incl. delivery
ATX
1
1
1
1
1
1
1
1
1
ATX12V
1
2
1
1
1
1
1
1
2
EPS12V
1
2
1
1
1
2
1
2
2
Fan connection
0
0
0
7
0
0
Power connections for PCI-Express
1
4
2
4
4
6
2
8
6
4
Power Connections for the 3.5 / 5.25 (Molex)
5
8
4
7
0
8
4
12
3
Power connections for the floppy drive
1
1
1
1
0
1
1
2
2
Power connectors for SATA
6
9
5
8
8
10
6
12
10
9
Dimensions (WxHxD)
Depth
160 mm
160 mm
140 mm
160 mm
140 mm
180 mm
140 mm
180 mm
150 mm
165 mm
Height
86 mm
86 mm
86 mm
86 mm
86 mm
86 mm
86 mm
86 mm
86 mm
85 mm
Width
150 mm
150 mm
150 mm
150 mm
150 mm
150 mm
150 mm
150 mm
150 mm
150 mm
Features
PFC (Power Factor Correction)
PFC (Power Factor Correction)
PFC (Power Factor Correction)
PFC (Power Factor Correction)
PFC (Power Factor Correction)
PFC (Power Factor Correction)
PFC (Power Factor Correction)
PFC (Power Factor Correction)
PFC (Power Factor Correction)
PFC (Power Factor Correction)
80-plus certification
Platinum
Gold
Gold
Gold
Gold
Gold
Gold
Platinum
Platinum
Gold
Active cooling (fan)
No
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Bearing type
Ball bearing
Plain bearing
Liquid bearing
Plain bearing
Liquid bearing
Plain bearing
Liquid bearing
Liquid bearing
Fan size
135 mm
120 mm
135 mm
120 mm
135 mm
120 mm
140 mm
140 mm
135 mm
Number of fans
1 ​
1 ​
1 ​
1 ​
1 ​
1 ​
1 ​
1 ​
Semi-passive (passive at low efficiency)
Yes
No
Yes
No
Yes
Yes
Yes
Yes
Temperature-controlled fan
Yes
No
Yes
Yes
Yes
No
Yes
Cable socks
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Capacity
400 W
750 W
550 W
650 W
750 W
850 W
650 W
1000 W
760 W
650 W
Current -12V
0.5 A
0.8 A
0.8 A
0.8 A
0.8 A
0.8 A
0.8 A
0.8 A
0.5 A
Current 12V1
62.5 A
43 A
54 A
62 A
70.8 A
40 A
54 A
Current 12V2
0 A
0 A
0 A
0 A
0 A
40 A
0 A
Current 12V3
0 A
0 A
0 A
0 A
0 A
40 A
0 A
Current 12V4
0 A
0 A
0 A
0 A
0 A
40 A
0 A
Current 12V5
0 A
0 A
0 A
0 A
0 A
40 A
0 A
Current 3.3V
20 A
25 A
25 A
25 A
25 A
25 A
25 A
25 A
22 A
24 A
Current 5V
20 A
25 A
20 A
25 A
25 A
25 A
25 A
25 A
22 A
24 A
Current 5Vsb
2.5 A
3 A
3 A
3 A
3 A
3 A
3 A
3 A
3 A
3 A
Current 12V6
0 A
0 A
0 A
0 A
0 A
40 A
0 A
Current 12V7
0 A
0 A
0 A
0 A
0 A
40 A
0 A
Current 12V8
0 A
0 A
0 A
0 A
0 A
40 A
0 A
Efficiency
92 %
93 %
90 %
90 %
90 %
90 %
90 %
92 %
92 %
Format (PSU)
ATX
ATX
ATX
ATX
ATX
ATX
ATX
ATX
ATX
ATX
EPS12V
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Version (EPS)
EPS12V 2.92
EPS12V 2.92
EPS12V 2.92
EPS12V 2.92
EPS12V 2.92
EPS12V 2.92
EPS12V 2.92
EPS12V 2.92
Version (ATX)
ATX12V 2.3
ATX12V 2.4
ATX12V 2.4
ATX12V 2.4
ATX12V 2.4
ATX12V 2.4
ATX12V 2.4
ATX12V 2.4
ATX12V 2.4
ATX12V 2.0
Modular Type
Fully Modular
Fully Modular
Semi Modular
Fully Modular
Semi Modular
Fully Modular
Semi Modular
Fully Modular
Fully Modular
Semi Modular
Modular
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Yes
Number 12V lines
1
1
1
1
1
1
Total amperage 12V
33 A
62.5 A
43 A
54 A
62 A
70.8 A
51 A
83.3 A
54 A
Release year
2012
2018
2017
2015
2017
2015
2017
2014
2019
2015