GPU Comparison

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

Quick Verdict

On raw speed the GeForce RTX 3090 Ti comes out marginally faster — about 5% ahead of the Radeon RX 6900 XT. But the Radeon RX 6900 XT is the better value, undercutting it by $734 for the performance you get.

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

VS
AMD
Radeon RX 6900 XT
Price
$1707
Perf Index
43%
Value Score
0.025
VRAM16GB GDDR6
Thermal TDP300W
Price
$2441
Perf Index
45%
Value Score
0.018
VRAM24GB GDDR6
Thermal TDP450W

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

Performance: GeForce RTX 3090 Ti vs Radeon RX 6900 XT

The GeForce RTX 3090 Ti is marginally faster, around 5% ahead of the Radeon RX 6900 XT. Both cards sit in the same broad class, well suited to 4K with upscaling and native 1440p.

Price & Value

The Radeon RX 6900 XT currently lists from $1,707, $734 less than the GeForce RTX 3090 Ti at $2,441. Despite being slower, the Radeon RX 6900 XT offers the better performance-per-dollar (~37% better value), so budget-focused buyers should weigh it carefully. The Radeon RX 6900 XT still sits about $708 above its $999 MSRP. The GeForce RTX 3090 Ti still sits about $442 above its $1,999 MSRP.

Power & Efficiency

At 300W against 450W, 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 Ti 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.

Generation & Longevity

The GeForce RTX 3090 Ti is roughly 2 years newer than the Radeon RX 6900 XT, so it generally benefits from a more modern architecture and longer driver-support runway.

Features & Ecosystem

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

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

Choose the GeForce RTX 3090 Ti if you want the most performance and can absorb the higher price. If you're optimizing for value, the Radeon RX 6900 XT stretches your money further for only slightly lower performance.

Frequently Asked Questions

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

The GeForce RTX 3090 Ti is marginally faster, roughly 5% ahead. The Radeon RX 6900 XT is still worth it if value matters more than top-end frames.

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

The GeForce RTX 3090 Ti is the better 4K option — it's comfortable at 4K with upscaling and native 1440p, and its 24GB of VRAM helps with 4K textures.

Is the GeForce RTX 3090 Ti worth the extra $734 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 Ti 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.