ASRock

RX 7900 XT

ASRock's take on the RX 7900 XT, with Phantom Gaming 3X triple-fan cooling and 20GB of GDDR6 for sensibly-priced 1440p ultra and entry 4K gaming.

75/100
Very good
Overall score · how we rate
20GB GDDR6RDNA 3 architecturePhantom Gaming 3X coolingPolychrome SYNC RGBReinforced metal frame
£578best price at Amazon
In stock at 1 retailer

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Why we rate it

  • Generous 20GB VRAM allocation
  • Strong 1440p ultra rasterisation
  • Phantom Gaming 3X cooling
  • Reinforced build quality
  • Weaker ray tracing than Nvidia
  • FSR is no DLSS 4
Score profile

Where the RX 7900 XT wins and loses

Scored against the graphics cards class
1440p4KRayVRAM85745592
1440p rasterisation
85
4K rasterisation
74
Ray tracing
55
VRAM headroom
92
Full specification

Specifications

Grouped · supported features marked in blue

Memory

Memory typeGDDR6

Watch it in action

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Head to head

RX 7900 XT vs Sapphire Radeon RX 7900 XTX

Highlighted cell = better in that row
1440p4KRayVRAM
RX 7900 XTRadeon RX 7900 XTX
 ASRockRX 7900 XTThis pageSapphireRadeon RX 7900 XTX
Overall score75 /10075 /100
VRAM24 GB
Memory typeGDDR6GDDR6X
TDP355 W
Cuda cores12288
Memory bus bit384
Who it's for

Is the RX 7900 XT right for you?

Buy it if
Value-focused 1440p ultra gamers

If you find this card at a meaningful discount versus the RX 9070 XT, and you prioritise rasterisation and VRAM over ray tracing, the ASRock 7900 XT is a strong-value 1440p ultra performer with genuine 4K capability.

Skip it if
Ray tracing or DLSS fans

If you want strong RT performance or DLSS 4 multi-frame generation, this card simply can't compete with current Nvidia options at similar money. Look at the RTX 5070 Ti or RX 9070 XT instead.

1440p ultra rasterisation gamer
Plays at 1440p with everything cranked, mostly traditional rasterised titles. The 7900 XT's 20GB VRAM and strong raster performance shine here with comfortable margin.
excellent
Multitasking creator on a budget
Uses the card for gaming plus light Blender or video editing. The 20GB VRAM helps in memory-bound creator workloads where 12GB Nvidia cards start to struggle.
good
Entry 4K gamer
Plays at 4K mostly with FSR Quality enabled. Capable in most titles, though ray tracing at 4K will need heavy upscaling to stay playable.
okay
Heavy ray tracing fan
Wants Cyberpunk path tracing or Alan Wake 2 with full RT cranked. The 7900 XT simply can't deliver, with Nvidia cards at similar prices being far stronger choices.
skip
Common questions

Before you buy

Is ASRock a reliable graphics card brand?

Yes. ASRock's GPU lineup has improved significantly in recent years, with the Phantom Gaming line offering competitive build quality and cooling at sensible prices. Warranty support and reliability are reasonable.

Is the RX 7900 XT still worth buying in 2026?

Only at a meaningful discount versus the RX 9070 XT or RTX 5070 Ti. The 7900 XT remains a strong rasterisation card with generous VRAM, but newer cards offer better RT and FSR 4 or DLSS 4 features.

How does the 7900 XT compare to the RX 9070 XT?

The 9070 XT offers similar rasterisation performance with significantly better ray tracing and FSR 4 support. The 7900 XT wins on raw VRAM at 20GB versus 16GB. Pick based on what matters most to you.

What PSU do I need for the ASRock 7900 XT?

AMD recommends 750W for the reference card, and that's the realistic floor. With a power-hungry CPU like a Core i9 or Ryzen 9, step up to a quality 850W unit for transient spike headroom.