# Corsair RM850x (2024) vs Cooler Master MWE Gold 850 V2: specs and price compared

A sourced, side-by-side comparison of the Corsair RM850x (2024) (Corsair) and Cooler Master MWE Gold 850 V2 (Cooler Master) among power supplies. Cooler Master MWE Gold 850 V2 is the cheaper of the two at $109.99.

## Side by side

| Spec | Corsair RM850x (2024) | Cooler Master MWE Gold 850 V2 |
| --- | --- | --- |
| US price | $169.99 | $109.99 |
| Brand | Corsair | Cooler Master |
| Released | 2024 | 2020 |
| Wattage (W) | 850 | 850 |
| Efficiency rating | 80plus_gold | 80plus_gold |
| Modular | full | full |
| Atx version | ATX 3.1 | ATX 2.4 |
| Pcie 5 12vhpwr | Yes | No |
| Fan size (mm) | 140 | 120 |
| Warranty years | 10 | 5 |

## Key differences

- Atx version: Corsair RM850x (2024) ATX 3.1 vs Cooler Master MWE Gold 850 V2 ATX 2.4
- Pcie 5 12vhpwr: Corsair RM850x (2024) Yes vs Cooler Master MWE Gold 850 V2 No
- Fan size (mm): Corsair RM850x (2024) 140 vs Cooler Master MWE Gold 850 V2 120
- Warranty years: Corsair RM850x (2024) 10 vs Cooler Master MWE Gold 850 V2 5

## Sources

- Corsair RM850x (2024): https://www.corsair.com/us/en/p/psu/cp-9020270-na/rmx-series-rm850x-fully-modular-power-supply-cp-9020270-na (corsair.com, verified 2026-06-19)
- Cooler Master MWE Gold 850 V2: https://www.coolermaster.com/en-global/products/mwe-gold-850-v2/ (coolermaster.com, verified 2026-06-19)

Canonical: https://frontdeskreview.com/gear/power-supplies/corsair-rm850x-2024-vs-cooler-master-mwe-gold-850-v2/
Cite: Per The Front Desk Review, Corsair RM850x (2024) ($169.99) vs Cooler Master MWE Gold 850 V2 ($109.99) — sourced spec-by-spec comparison at https://frontdeskreview.com/gear/power-supplies/corsair-rm850x-2024-vs-cooler-master-mwe-gold-850-v2/
License: CC BY 4.0.