# MSI MPG A850G PCIE5 850W 80 Plus Gold Modular

Source: https://www.ranked10.co.uk/tech/best-pc-power-supplies/msi-mpg-a850g
Ranked #2 in "Best PC Power Supply 2026: 10 Ranked, and the Specs That Don't Add Up": https://www.ranked10.co.uk/tech/best-pc-power-supplies

- Price: £89.99 (checked on Amazon UK on 2026-09-19)
- Amazon rating: 4.7 from 219 ratings
- Buy on Amazon: https://www.amazon.co.uk/dp/B0BQJPPNTM?tag=ranked10-21

The MSI MPG A850G is an 850W fully modular ATX 3.0 power supply with 80 Plus Gold certification, PCIe 5.0 support, and a 10-year warranty. It finished second in our guide to PC power supplies, priced at £89.99 with a 4.7 out of 5 rating from 219 reviews. Its listing has one clear internal disagreement: the bullet text describes a 135mm fluid dynamic bearing fan, while the spec table lists a 120 Millimetres fan.

Everything on this page comes from the Amazon listing for this product, not from our own testing.

## Specification

| Field | Value |
|---|---|
| Price | £89.99 |
| Rating | 4.7 out of 5 (219 reviews) |
| Output Wattage | 850 watts |
| 80 PLUS Certification | Gold (up to 90% efficiency) |
| Modularity | Full Modular |
| Fan Size (bullet text) | 135 mm fluid dynamic bearing |
| Fan Size (spec table, as listed) | 120 Millimetres |
| Warranty | 10 years |

## Questions people ask

**What is the fan size of the MSI MPG A850G?**

The bullet text says 135mm fluid dynamic bearing fan, while the spec table lists 120 Millimetres. The listing does not resolve the difference.

**How much power can the MSI MPG A850G deliver to a GPU?**

The native 16-pin (12VHPWR) PCIe connector can feed up to 600W to a PCIe 5.0 GPU.

**What is the warranty on the MSI MPG A850G?**

The listing states a 10-year warranty.

**Does the MSI MPG A850G have a zero RPM mode?**

Yes, 0% RPM Mode automatically deactivates the fan when TDP falls below 40%.

**What is the price and rating of the MSI MPG A850G?**

It is priced at £89.99 and has a 4.7 out of 5 rating from 219 reviews.

**What efficiency certification does the MSI MPG A850G have?**

It is 80 PLUS Gold certified, with up to 90% efficiency.