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GIGABYTE GP-UD1000GM PG5 Rev2.0 - PCIe5.0 Ready - ATX3.0-1000W 80 Plus Gold Certified - Fully Modular Power Supply

GIGABYTE GP-UD1000GM PG5 Rev2.0

Bottom line: The GIGABYTE GP-UD1000GM PG5 Rev2.0 ($143.99 on Amazon as of 2026-10-21 04:19 UTC): 1000W on a single +12V rail, no rail-splitting math for multi-GPU or high-draw builds; main trade-off: rev2.0 revision matters - earlier PG5 stock is still in circulation at retail.

$143.99

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Buy on Amazon — $143.99 Compare to similar power supplies

By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides.

*Price sourced from Amazon.com. Last updated 2026-10-21. Price and availability subject to change.

Pros & Cons

Pros

  • ✓ 1000W on a single +12V rail, no rail-splitting math for multi-GPU or high-draw builds
  • ✓ ATX 3.0 certified with native 12+4 pin 12VHPWR for PCIe Gen 5.0 graphics cards
  • ✓ 80 Plus Gold efficiency cuts waste heat and wall draw under sustained load
  • ✓ Japanese capacitors rated for the ripple and heat of long gaming sessions
  • ✓ Fully modular cabling lets you omit unused leads for cleaner airflow

Cons

  • ✗ Rev2.0 revision matters - earlier PG5 stock is still in circulation at retail
  • ✗ 120mm hydraulic bearing fan, not the quieter FDB used by some rivals
  • ✗ No stated zero-RPM fan mode, so expect airflow noise at idle

Manufacturer description

The GP-UD1000GM PG5 Rev2.0 introduces a variety of high-quality materials and top-notch design. Enjoy unrivaled performance with Japanese capacitors, and a +12V Single Rail which will provide exceptional power output and stability for your system.

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SpecPicks Verdict

SpecPicks scored GIGABYTE GP-UD1000GM PG5 Rev2.0 using a rating × review-volume × price-fit model applied to published specs and reviews across the power supplies category. Compare with similarly-priced alternatives in the power supplies category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for power supplies of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • 1000W Capactiy with Single +12V Rail
  • Supports PCIe Gen 5.0 graphics cards (12+4 Pin) & Intel ATX 3.0 Certified
  • 80 Plus Gold Certified
  • ATX Form Factor
  • Fully Modular Design
  • Japanese Capacitors

Full Specifications

BrandGIGABYTE
Wattage1000 watts
Fan Size12 centimeters
Model Namepg5
Unit Count1 Count
Form FactorATX
Model NumberGP-UD1000GM PG5
Connector TypeATX
Cooling MethodAir
Number of Fans1
Output Wattage1000
Item Dimensions5.9 x 5.51 x 3.38 inches
Mfr Part NumberGP-UD1000GM PG5
Number of Items1
Compatible DevicesGaming PC
Power Supply DesignFull Modular
Warranty Description10 year manufacturer
Maximum Input Voltage240 volts_of_alternating_current
Minimum Input Voltage100 volts_of_alternating_current
Item dimensions L x W x H5.9 x 5.51 x 3.38 inches
Full listing titleGIGABYTE GP-UD1000GM PG5 Rev2.0 - PCIe5.0 Ready - ATX3.0-1000W 80 Plus Gold Certified - Fully Modular Power Supply

Ready to buy?

GIGABYTE GP-UD1000GM PG5 Rev2.0 - PCIe5.0 Ready - ATX3.0-1000W 80 Plus Gold Certified - Fully Modular Power Supply is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Buy on Amazon — $143.99

*Price sourced from Amazon.com. Last updated 2026-10-21. Price and availability subject to change.

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GIGABYTE GP-UD1000GM PG5 Rev2.0 - PCIe5.0 Ready - ATX3.0-1000W 80 Plus Gold Certified - Fully Modular Power Supply
$143.99
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