Product Compare
NVIDIA GeForce RTX 5090 Mobile vs NVIDIA GeForce RTX 3080 Ti Mobile
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Mar 2025 | Jan 2022 |
| Generation | GeForce 50 Mobile | GeForce 30 Mobile |
| Type | Mobile | Mobile |
| Bus Interface | PCIe 5.0 x16 | PCIe 4.0 x16 |
| Clock Speeds | ||
| Base Clock | 990 MHz | 810 MHz |
| Boost Clock | 1515 MHz | 1260 MHz |
| Memory Clock | 1750 MHz | 2000 MHz |
| Memory | ||
| Memory Size | 24GB | 16GB |
| Memory Type | GDDR7 | GDDR6 |
| Memory Bus | 256bit | 256bit |
| Bandwidth | 896.0GB/s | 512.0GB/s |
| Render Config | ||
| SM Count | 82 | 58 |
| Shading Units | 10496 | 7424 |
| TMUs | 328 | 232 |
| ROPs | 112 | 96 |
| Tensor Cores | 328 | 232 |
| RT Cores | 82 | 58 |
| L1 Cache | 128 KB (per SM) | 128 KB (per SM) |
| L2 Cache | 64 MB | 4 MB |
| Theoretical Performance | ||
| Pixel Rate | 169.7 GPixel/s | 121.0 GPixel/s |
| Texture Rate | 496.9 GTexel/s | 292.3 GTexel/s |
| FP16 (half) | 31.80 TFLOPS | 18.71 TFLOPS |
| FP32 (float) | 31.80 TFLOPS | 18.71 TFLOPS |
| FP64 (double) | 496.9 GFLOPS | 292.3 GFLOPS |
| Graphics Processor | ||
| GPU Name | GB203 | GA103S |
| GPU Variant | GN22-X11-A1 | GN20-E8-A1 |
| Architecture | Blackwell 2.0 | Ampere |
| Foundry | TSMC | Samsung |
| Process Size | 5 nm | 8 nm |
| Transistors | 45.6 billion | Unknown |
| Die Size | 378 mm² | 496 mm² |
| Board Design | ||
| TDP | 95W | 115W |
| Suggested PSU | 550 W | |
| Outputs | Portable Device Dependent | No outputs |
| Power Connectors | None | None |
| Graphics Features | ||
| DirectX | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.4 | 1.3 |
| CUDA | 12.0 | 8.6 |
| Shader Model | 6.8 | 6.5 |