GeForce RTX 3090 Ti vs Radeon RX 7900M
The GeForce RTX 3090 Ti is significantly faster than the Radeon RX 7900M, leading by roughly 22% in our performance index.
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Only verified data for GeForce RTX 3090 Ti is available. Benchmarks for other models are currently being processed.
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GeForce RTX 3090 Ti vs Radeon RX 7900M: In-Depth Breakdown
Performance: GeForce RTX 3090 Ti vs Radeon RX 7900M
The GeForce RTX 3090 Ti is significantly faster, around 22% ahead of the Radeon RX 7900M. That gap is enough to move it up a tier: the GeForce RTX 3090 Ti is comfortable at 4K with upscaling and native 1440p, while the Radeon RX 7900M is better matched to 1440p.
Power & Efficiency
The Radeon RX 7900M draws just 180W versus 450W for the GeForce RTX 3090 Ti, and it also delivers more performance per watt — so it runs cooler and quieter and needs less PSU headroom. Its more modern RDNA 3 architecture on a TSMC N5 process is part of why it does more with each watt.
VRAM & Future-Proofing
With 24GB against 16GB, the GeForce RTX 3090 Ti has more headroom for 4K textures and memory-hungry creative/AI tasks where the Radeon RX 7900M's 16GB can fall short.
Features & Ecosystem
Beyond raw numbers, the GeForce RTX 3090 Ti brings NVIDIA DLSS upscaling/frame generation and stronger ray tracing, while the Radeon RX 7900M 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 Ti or Radeon RX 7900M?
The GeForce RTX 3090 Ti is the faster card by about 22%. Since one of these is a laptop GPU, its listed price covers the whole system rather than just the chip, so it isn't directly comparable — base your decision on the spec differences above.
Frequently Asked Questions
Is the GeForce RTX 3090 Ti better than the Radeon RX 7900M?
Which is better for 4K gaming, the GeForce RTX 3090 Ti or the Radeon RX 7900M?
Does the GeForce RTX 3090 Ti have enough VRAM advantage to matter?
Which should you buy: GeForce RTX 3090 Ti or Radeon RX 7900M?
Technical Specifications Comparison
Architecture & Cores
| Specification | GeForce RTX 3090 Ti | Radeon RX 7900M |
|---|---|---|
| Architecture | Ampere | RDNA 3 |
| Process Node | Samsung 8nm | TSMC N5 |
| CUDA Cores (CUDA Cores / Stream Processors) | 10,752✓ | 4,608 |
| Ray Tracing Cores | 84✓ | 72 |
| Tensor / AI Cores | 336✓ | 144 |
Clock Speeds
| Specification | GeForce RTX 3090 Ti | Radeon RX 7900M |
|---|---|---|
| Base Clock | 1,560 MHz | 1,825 MHz✓ |
| Boost Clock | 1,860 MHz | 2,090 MHz✓ |
Memory
| Specification | GeForce RTX 3090 Ti | Radeon RX 7900M |
|---|---|---|
| VRAM Capacity | 24 GB✓ | 16 GB |
| Memory Type | GDDR6X | GDDR6 |
| Memory Bus | 384-bit✓ | 256-bit |
| Memory Speed | 21 Gbps✓ | 18 Gbps |
| Bandwidth | 1,008 GB/s✓ | 576 GB/s |
Connectivity & Power
| Specification | GeForce RTX 3090 Ti | Radeon RX 7900M |
|---|---|---|
| Interface | PCIe 4.0 x16 | PCIe 4.0 x16 |
| TDP | 450 W | 180 W✓ |
| Power Connectors | 1x 16-pin | None |
| Released | Mar 2022 | Oct 2023 |