Verdict
Head-to-head · Best 850w Power Supplies

Corsair RM850e vs EVGA SuperNOVA 850 G7

Which is the better buy? Side-by-side on rating, price, strengths, and watch-outs — with the published ratings we averaged to get there.

The short answer

Corsair RM850e and EVGA SuperNOVA 850 G7 score essentially the same (4.4 vs 4.4). Pick the one whose trade-offs match your priorities — the strengths and watch-outs below are where they actually differ.

Corsair RM850e
Ranked #2 in Best 850w Power Supplies
Corsair RM850e
$109.99as of Jul 8

The Corsair RM850e delivers solid performance as an affordable ATX 3.0 PSU, earning praise for its efficiency and fully modular design. Tech4Gamers reviewer Sameed Hussain noted it offers 'impressive efficiency and acceptable voltage regulation' despite using non-Japanese capacitors and lacking a native 12VHPWR connector. KitGuru's Allan 'Zardon' Campbell highlighted its 7-year warranty and low-noise operation with a rifle-bearing fan. While it's a budget-friendly option, the lack of a native 12VHPWR connector may disappoint users with high-end graphics cards.

Strengths
  • High efficiency with 90% efficiency rating
  • Fully modular cabling for clean builds
  • 7-year warranty for peace of mind
Watch-outs
  • No native 12VHPWR connector for latest GPUs
  • Uses non-Japanese capacitors
EVGA SuperNOVA 850 G7
Ranked #3 in Best 850w Power Supplies
EVGA SuperNOVA 850 G7

The EVGA SuperNOVA 850 G7 delivers high performance in a compact form factor, according to Tom's Hardware and Hardware Busters reviews. It offers excellent efficiency and build quality while maintaining reliable operation under load. However, it lacks PCIe 5.0 support and suffers from high inrush currents. This PSU is ideal for gamers seeking a powerful yet space-saving solution, though those requiring latest-generation PCIe connectors may need to look elsewhere.

Strengths
  • Full power at 47 degrees Celsius
  • Top overall performance
  • Good build quality
Watch-outs
  • No PCIe 5.0 connectors
  • High inrush currents

Specs side-by-side

SpecCorsair RM850eEVGA SuperNOVA 850 G7
Wattage850W850W
EfficiencyATX 3.0Cybenetics Platinum (89-91%), 80 PLUS Gold
Form FactorATX Form FactorATX12V v2.52
ModularityFullyFully modular
Fan Size120mm rifle bearing120mm
WarrantySeven-year10-year
Connectors1x ATX 24-pin, 2x EPS 8-pin, 1x 12V-2x6, 2x PCIe 6+2 pin, 4x SATA, 4x PATA2x EPS, 6x PCIe 6+2 pin, 9 SATA, 4x Molex, 1x FDD
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