Telecom Digest
RUENSign in
🎮 Comparison · GPU comparison

Radeon RX 9070 XT vs Radeon RX 7900 XTX: specs comparison

Radeon RX 9070 XT came out in 2025 on the RDNA 4 architecture, Radeon RX 7900 XTX in 2022 on RDNA 3. Radeon RX 9070 XT has 16 GB of GDDR6 on a 256-bit bus (640 GB/s), Radeon RX 7900 XTX has 24 GB of GDDR6 on a 384-bit bus (960 GB/s). Power draw: 304 W vs 355 W. Recommended PSU: 750 W for Radeon RX 9070 XT and 800 W for Radeon RX 7900 XTX.

In short. The table below is built from the official spec sheets. Green marks the best value in a row, and under the table you will see which resolutions the VRAM is enough for. This is not an FPS benchmark.
Spec
Radeon RX 9070 XT
16 GB GDDR6 · 2025
Spec sheet →
Radeon RX 7900 XTX
24 GB GDDR6 · 2022
Spec sheet →
TypeDesktopDesktop
Release year20252022
ArchitectureRDNA 4RDNA 3
Shader cores4,0966,144
Boost clock MHz2,970MHz2,500MHz
VRAM GB16GB24GB
Memory typeGDDR6GDDR6
Memory bus bit256bit384bit
Memory bandwidth GB/s640GB/s960GB/s
Power draw (TDP) W304W355W
Power connectors2×8-pin2×8-pin
Recommended PSU W750W800W

Which is better for 1080p, 1440p and 4K

  • 1080pEnough VRAM on both: Radeon RX 9070 XT, Radeon RX 7900 XTX. Higher memory bandwidth: Radeon RX 7900 XTX (960 GB/s)
  • 1440pEnough VRAM on both: Radeon RX 9070 XT, Radeon RX 7900 XTX. Higher memory bandwidth: Radeon RX 7900 XTX (960 GB/s)
  • 4KEnough VRAM on both: Radeon RX 9070 XT, Radeon RX 7900 XTX. Higher memory bandwidth: Radeon RX 7900 XTX (960 GB/s)

Based on actual specs: 8 GB of VRAM or more for 1080p, 12 GB for 1440p and 16 GB for 4K at high settings in new games. This is not an FPS benchmark: we don’t show scores we can’t back with a source.

Change models or add a third → All graphics cards →

How to use it

  1. Compare VRAM and memory bandwidth — they matter most at high resolutions.
  2. Check TDP, connectors and the recommended PSU: will your power supply cope.
  3. Look at the “Which is better for 1080p, 1440p and 4K” block.
  4. To add a third card, press “Change models or add a third”.

More GPU comparisons

Related tools

Where the data comes from

Specs follow the official vendor spec sheets: Radeon RX 9070 XT, Radeon RX 7900 XTX. Reference designs; partner cards may have different clocks, TDP and connectors.

FAQ

Which is better — RX 9070 XT or RX 7900 XTX?
It depends on resolution and budget. By VRAM: 1080p: Enough VRAM on both: Radeon RX 9070 XT, Radeon RX 7900 XTX. Higher memory bandwidth: Radeon RX 7900 XTX (960 GB/s). 1440p: Enough VRAM on both: Radeon RX 9070 XT, Radeon RX 7900 XTX. Higher memory bandwidth: Radeon RX 7900 XTX (960 GB/s). 4K: Enough VRAM on both: Radeon RX 9070 XT, Radeon RX 7900 XTX. Higher memory bandwidth: Radeon RX 7900 XTX (960 GB/s). There are no FPS benchmarks in the table — check tests in the specific games you play.
How much VRAM do RX 9070 XT and RX 7900 XTX have?
RX 9070 XT has 16 GB of GDDR6 with 640 GB/s of bandwidth, RX 7900 XTX has 24 GB of GDDR6 and 960 GB/s.
What PSU do RX 9070 XT and RX 7900 XTX need?
The vendors recommend a 750 W power supply for RX 9070 XT and 800 W for RX 7900 XTX. Power connectors: RX 9070 XT — 2×8-pin, RX 7900 XTX — 2×8-pin.
Which card is more power-efficient — RX 9070 XT or RX 7900 XTX?
Per the spec sheet, RX 9070 XT draws 304 W and RX 7900 XTX draws 355 W. Lower TDP means easier cooling and a smaller PSU.
Can I add a third graphics card?
Yes. Open the interactive comparison — the pair is already selected, you can add two more models and share the link.
Where do the specs come from?
From the official NVIDIA, AMD and Intel spec sheets — each model in the table header links to its vendor page. Bandwidth is calculated as “memory speed × bus width / 8”.
Not sure which to pick? Open our best graphics cards 2026 ranking (in Russian) — the editors explain which card to buy for 1080p, 1440p and 4K and for different budgets.