GPU Comparison

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

Quick Verdict

On raw speed the Radeon RX 6900 XT comes out marginally faster — about 5% ahead of the GeForce RTX 3090. It also wins on performance-per-dollar, making it the cleaner choice when you can afford it.

Maximum Capacity Reached. Remove a model to add another. (2/2)

VS
Price
$4927
Perf Index
41%
Value Score
0.008
VRAM24GB GDDR6
Thermal TDP350W
AMD
Radeon RX 6900 XT
Price
$1707
Perf Index
43%
Value Score
0.025
VRAM16GB GDDR6
Thermal TDP300W

Radeon RX 6900 XT vs GeForce RTX 3090: In-Depth Breakdown

Performance: Radeon RX 6900 XT vs GeForce RTX 3090

The Radeon RX 6900 XT is marginally faster, around 5% ahead of the GeForce RTX 3090. That gap is enough to move it up a tier: the Radeon RX 6900 XT is comfortable at 4K with upscaling and native 1440p, while the GeForce RTX 3090 is better matched to 1440p.

Price & Value

The Radeon RX 6900 XT currently lists from $1,707, $3,221 less than the GeForce RTX 3090 at $4,927. Because it's both faster and competitively priced, the Radeon RX 6900 XT wins on performance-per-dollar by about 203%. The Radeon RX 6900 XT still sits about $708 above its $999 MSRP. The GeForce RTX 3090 still sits about $3,428 above its $1,499 MSRP.

Power & Efficiency

At 300W against 350W, the Radeon RX 6900 XT is both the lower-power and the more efficient card, making it the easier build to cool and power.

VRAM & Future-Proofing

The GeForce RTX 3090 carries 24GB versus 16GB on the Radeon RX 6900 XT. The extra 8GB helps at 4K, with high-resolution texture packs, and for content-creation or local-AI workloads that exhaust smaller buffers.

Features & Ecosystem

Beyond raw numbers, the GeForce RTX 3090 brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 6900 XT offers AMD FSR upscaling and strong rasterization value. If you lean on upscaling or ray tracing, that ecosystem difference can matter as much as the frame-rate gap.

Which should you buy: GeForce RTX 3090 or Radeon RX 6900 XT?

the Radeon RX 6900 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 GeForce RTX 3090 if you find it at a steep discount.

Frequently Asked Questions

Is the Radeon RX 6900 XT better than the GeForce RTX 3090?

The Radeon RX 6900 XT is marginally faster, roughly 5% ahead. If your budget allows, it's the stronger pick.

Which is better for 4K gaming, the GeForce RTX 3090 or the Radeon RX 6900 XT?

The Radeon RX 6900 XT is the better 4K option — it's comfortable at 4K with upscaling and native 1440p.

Is the GeForce RTX 3090 worth the extra $3,221 over the Radeon RX 6900 XT?

Only if you need the extra performance or features; on pure value the Radeon RX 6900 XT comes out ahead.

Does the GeForce RTX 3090 have enough VRAM advantage to matter?

Its 24GB (vs 16GB) gives real headroom for 4K, heavy texture mods, and creative/AI work. At 1080p the gap matters less.