Seasonic

Prime Platinum 850W

The Prime Platinum 850W lands as a entry-level power supplie, built around Power Supplies.

50/100
Mixed bag
Overall score · how we rate
Power Supplies

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Why we rate it

  • Scores 50/100
  • Compared on the spec sheet
  • No zero rpm mode
  • No 12v-2x6 / 12vhpwr
Score profile

Where the Prime Platinum 850W wins and loses

Scored against the power supplies class
OverallValueFuture-proo…505045
Overall spec score
50
Value position
50
Future-proofing
45
Head to head

Prime Platinum 850W vs EVGA SuperNOVA 1000 G5

Highlighted cell = better in that row
OverallValueFuture-proo…
Prime Platinum 850WSuperNOVA 1000 G5
 SeasonicPrime Platinum 850WThis pageEVGASuperNOVA 1000 G5
Overall score50 /10050 /100
Who it's for

Is the Prime Platinum 850W right for you?

Buy it if
Buyers on a budget

Anyone who needs a dependable power supplie for the essentials without overspending.

Skip it if
Skip it if

You need zero rpm mode, in which case a higher-tier power supplie is the better call.

Performance builder
Chasing frames and headroom in a high-end rig.
okay
Mainstream builder
Wants strong value in a balanced build.
good
Budget builder
Stretching every pound in an entry rig.
good
Common questions

Before you buy

Is the Prime Platinum 850W worth it?

It depends on what you need. It scores 50/100 against other power supplies, a entry-level result where the class average is around 58.

What stands out on the Prime Platinum 850W?

Its overall 50/100 rating against the rest of the power supplies class.

How does it compare to the RM850x?

The RM850x scores 51/100 versus this one at 50/100, so it is the step up on the spec sheet.