Corsair RM850x Shift (2025) vs Corsair SF850
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Key differences
- •Corsair SF850 has lower PSU length (100 mm vs 160 mm)
- •Corsair RM850x Shift (2025) has higher Warranty (10 years vs 7 years)
- •Corsair RM850x Shift (2025) has higher SATA connectors (8 vs 6)
Full spec comparison
Spec
Corsair RM850x Shift (2025)
Corsair SF850
Power
Wattage850 W850 W
Efficiency rating80 Plus Gold80 Plus Platinum
ATX versionATX 3.1ATX 3.1
Modular cablingFully modularFully modular
Form factorATXSFX
12V rail designSingle 12VSingle 12V
Connectors & Build
PCIe / GPU connectors1× 12V-2x6, 3× 8-pin1× 12V-2x6, 2× 8-pin
CPU power connectors2× 8-pin2× 8-pin (4+4)
SATA connectors8▲6
Fan size140 mm92 mm
PSU length160 mm100 mm▲
Zero-RPM fan modeYesNo
Warranty10 years▲7 years