GPU Comparison

Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.

Quick Verdict

The Radeon RX 7900 XT is significantly faster than the Radeon RX 7800 XT, leading by roughly 32% in our performance index. It is also the stronger value pick here, so it's the easy recommendation if your budget allows.

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VS
Price
$806 USD
Perf Index
41%
Value Score
0.051
VRAM16GB GDDR6
Thermal TDP263W
AMD
Radeon RX 7900 XT
Price
$700 USD
Perf Index
54%
Value Score
0.077
VRAM20GB GDDR6
Thermal TDP300W

Radeon RX 7900 XT vs Radeon RX 7800 XT: In-Depth Breakdown

Performance: Radeon RX 7900 XT vs Radeon RX 7800 XT

The Radeon RX 7900 XT is significantly faster, around 32% ahead of the Radeon RX 7800 XT. That gap is enough to move it up a tier: the Radeon RX 7900 XT is comfortable at 4K with upscaling and native 1440p, while the Radeon RX 7800 XT is better matched to 1440p.

Price & Value

Right now the Radeon RX 7900 XT starts at $700 USD against $806 USD for the Radeon RX 7800 XT. Because it's both faster and competitively priced, the Radeon RX 7900 XT wins on performance-per-dollar by about 52%. The Radeon RX 7900 XT is trading below its $899 USD MSRP — a genuine deal. The Radeon RX 7800 XT still sits about $307 USD above its $499 USD MSRP.

Power & Efficiency

The Radeon RX 7800 XT pulls less power (263W vs 300W), so it's the easier card to cool and the lighter load on your PSU. The faster Radeon RX 7900 XT draws more overall but extracts more performance from each watt — plan for a sturdier power supply if you pick it.

VRAM & Future-Proofing

With 20GB against 16GB, the Radeon RX 7900 XT has more headroom for 4K textures and memory-hungry creative/AI tasks where the Radeon RX 7800 XT's 16GB can fall short.

Which should you buy: Radeon RX 7800 XT or Radeon RX 7900 XT?

The Radeon RX 7900 XT is the all-round winner here — it's faster and the better value, so buy it if it fits your budget. Only consider the Radeon RX 7800 XT if you find it at a steep discount.

Frequently Asked Questions

Is the Radeon RX 7900 XT better than the Radeon RX 7800 XT?

The Radeon RX 7900 XT is significantly faster, roughly 32% ahead. If your budget allows, it's the stronger pick.

Which is better for 4K gaming, the Radeon RX 7800 XT or the Radeon RX 7900 XT?

The Radeon RX 7900 XT is the better 4K option — it's comfortable at 4K with upscaling and native 1440p, and its 20GB of VRAM helps with 4K textures.

Is the Radeon RX 7800 XT worth the extra $106 USD over the Radeon RX 7900 XT?

Only if you need the extra performance or features; on pure value the Radeon RX 7900 XT comes out ahead.

Does the Radeon RX 7900 XT have enough VRAM advantage to matter?

Its 20GB (vs 16GB) gives real headroom for 4K, heavy texture mods, and creative/AI work. At 1080p the gap matters less.