Gigabyte 1000GM PG5 1000W power supply review: Impressive Platinum-level efficiency with T-Guard thermal protection
Tom's Hardware Verdict Built by HEC, the Gigabyte Gaming 1000GM PG5 delivers Platinum-level efficiency that exceeds the Gold badge on its box, average electrical performance for its class, all-Japanese capacitors, and a good balance between temperatures and noise. T-Guard adds real peace of mind for high-end GPU owners. Jump To: Specs and Design Cold Test Results Hot Test Results PSU Quality and Bottom Line Gigabyte Technology hardly needs an introduction to anyone who has built a PC in the last three decades.
- ▪Tom's Hardware Verdict Built by HEC, the Gigabyte Gaming 1000GM PG5 delivers Platinum-level efficiency that exceeds the Gold badge on its box, average electrical performance for its class, all-Japanese capacitors, and a good balance between
- ▪T-Guard adds real peace of mind for high-end GPU owners.
- ▪Jump To: Specs and Design Cold Test Results Hot Test Results PSU Quality and Bottom Line Gigabyte Technology hardly needs an introduction to anyone who has built a PC in the last three decades.
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| Original publisher | Tom's Hardware |
| Canonical URL | https://www.tomshardware.com/pc-components/power-supplies/gigabyte-1000gm-pg5-1000w-power-supply-review |
| Publication time | Sun, 27 Sep 2026 13:00:00 +0000 |
| Retrieval time | 2026-09-27T13:05:41.321Z |
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Tom's Hardware Verdict Built by HEC, the Gigabyte Gaming 1000GM PG5 delivers Platinum-level efficiency that exceeds the Gold badge on its box, average electrical performance for its class, all-Japanese capacitors, and a good balance between temperatures and noise. T-Guard adds real peace of mind for high-end GPU owners. It gets loud when hot and pushed hard, but with a ten-year warranty and a $170 price, it is a sensible choice. $169.99 at Amazon(Black) Check Best Buy Pros +Platinum-level efficiency +T-Guard connector protection +All-Japanese capacitors +Good thermal/noise balance +Quiet at typical loads +135 mm FDB fan +Native 12V-2x6 connector +Fully modular cabling +10-year warranty Cons -Loud when hot -Undersold Gold branding -Basic bundle Best picks for you Best Power Supplies 2026…
Excerpt limited to ~120 words for fair-use compliance. The full article is at Tom's Hardware.
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