GPU Comparison
Select up to 2 GPUs to analyze their pricing, performance, and specifications side-by-side.
Market Value Leader
Market comparison is currently pending while we verify the latest benchmarks for GeForce RTX 3090 and Radeon RX 6900 XT.
The GeForce RTX 3090 and Radeon RX 6900 XT trade blows on raw performance, landing within a few percent of each other. 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)
Radeon RX 6900 XT vs GeForce RTX 3090: In-Depth Breakdown
Performance: Radeon RX 6900 XT vs GeForce RTX 3090
The GeForce RTX 3090 and Radeon RX 6900 XT post nearly the same score in our performance index, so neither holds a meaningful raw-speed advantage. Both are best suited to 1440p gaming.
Price & Value
The Radeon RX 6900 XT currently lists from $184,885 JPY, $136,217 JPY less than the GeForce RTX 3090 at $321,102 JPY. Because it's both faster and competitively priced, the Radeon RX 6900 XT wins on performance-per-dollar by about 78%. The Radeon RX 6900 XT still sits about $183,886 JPY above its $999 JPY MSRP. The GeForce RTX 3090 still sits about $319,603 JPY above its $1,499 JPY 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?
Which is better for 4K gaming, the GeForce RTX 3090 or the Radeon RX 6900 XT?
Is the GeForce RTX 3090 worth the extra $136,217 JPY over the Radeon RX 6900 XT?
Does the GeForce RTX 3090 have enough VRAM advantage to matter?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 3090 | Radeon RX 6900 XT |
|---|---|---|
| Architecture | Ampere | RDNA 2 |
| Process Node | Samsung 8nm | TSMC N7 |
| CUDA Cores (CUDA Cores / Stream Processors) | 10,496✓ | 5,120 |
| Ray Tracing Cores | 82✓ | 80 |
| Tensor / AI Cores | 328 | — |
Clock Speeds
| Specification | GeForce RTX 3090 | Radeon RX 6900 XT |
|---|---|---|
| Base Clock | 1,395 MHz | 1,825 MHz✓ |
| Boost Clock | 1,695 MHz | 2,250 MHz✓ |
Memory
| Specification | GeForce RTX 3090 | Radeon RX 6900 XT |
|---|---|---|
| VRAM Capacity | 24 GB✓ | 16 GB |
| Memory Type | GDDR6X | GDDR6 |
| Memory Bus | 384-bit✓ | 256-bit |
| Memory Speed | 19.5 Gbps✓ | 16 Gbps |
| Bandwidth | 936 GB/s✓ | 512 GB/s |
Connectivity & Power
| Specification | GeForce RTX 3090 | Radeon RX 6900 XT |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 350 W | 300 W✓ |
| Power Connectors | 1x 12-pin | 2x 8-pin |
| Released | Sep 2020 | Dec 2020 |
