Seasonic Vertex GX-1000 vs Thermaltake Toughpower GF3 1000W

The Seasonic Vertex GX-1000 leads on high-power builds, scoring 84.3 — about 2% ahead of the Thermaltake Toughpower GF3 1000W. The Seasonic Vertex GX-1000 comes out ahead in 3 of the 3 uses we score. The Thermaltake Toughpower GF3 1000W is the cheaper of the two: the Seasonic Vertex GX-1000 costs around 18% more at RRP. For bang for your buck, the Thermaltake Toughpower GF3 1000W is the stronger value pick. It's a split call: the Seasonic Vertex GX-1000 scores higher, but the Thermaltake Toughpower GF3 1000W gives more for the money.

Vertex GX-1000Seasonicour pickToughpower GF3 1000WThermaltake
Performance scores
High-Power84.382.3
Mainstream9187
Efficiency99.993.9
Value scores
High-Power210.8242.1
Mainstream227.5255.9
Efficiency249.8276.2
Specifications
Wattage1000 W1000 W
ATX Spec33
Efficiency @50%90 %90 %
Warranty12 yr10 yr
RRP£158£134

★ 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.