be quiet! Pure Power 12 M 850W vs Gigabyte UD1000GM PG5

The Gigabyte UD1000GM PG5 leads on high-power builds, scoring 77.3 — about 2% ahead of the be quiet! Pure Power 12 M 850W. For high-power builds the Gigabyte UD1000GM PG5 is the clear call: it scores higher and offers better value there. The be quiet! Pure Power 12 M 850W comes out ahead in 2 of the 3 uses we score. The be quiet! Pure Power 12 M 850W is the cheaper of the two: the Gigabyte UD1000GM PG5 costs around 15% more at RRP. The Gigabyte UD1000GM PG5 is the pick: the stronger option and the better value.

Pure Power 12 M 850Wbe quiet!UD1000GM PG5Gigabyteour pick
Performance scores
High-Power75.577.3
Mainstream82.577
Efficiency92.478.9
Value scores
High-Power208.2321.4
Mainstream227.5320.2
Efficiency254.8328.1
Specifications
Wattage850 W1000 W
ATX Spec33
Efficiency @50%90 %90 %
Warranty10 yr5 yr
RRP$130$150

★ marks the winner on each row (for TDP, latency and price, lower is better). Ties unmarked. Scores are our own absolute figures; specs and prices are facts from their sources.