Product Compare
NVIDIA GeForce GTX 780 Ti Engineering Sample vs NVIDIA GeForce RTX 3080 Mobile
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Unknown | Jan 2021 |
| Generation | GeForce 700 | GeForce 30 Mobile |
| Type | Desktop | Mobile |
| Bus Interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Clock Speeds | ||
| Base Clock | 875 MHz | 1110 MHz |
| Boost Clock | 928 MHz | 1545 MHz |
| Memory Clock | 1753 MHz | 1750 MHz |
| Memory | ||
| Memory Size | 3GB | 8GB |
| Memory Type | GDDR5 | GDDR6 |
| Memory Bus | 384bit | 256bit |
| Bandwidth | 336.6GB/s | 448.0GB/s |
| Render Config | ||
| Shading Units | 2880 | 6144 |
| TMUs | 240 | 192 |
| ROPs | 48 | 96 |
| L1 Cache | 16 KB (per SMX) | 128 KB (per SM) |
| L2 Cache | 1536 KB | 4 MB |
| SM Count | 48 | |
| Tensor Cores | 192 | |
| RT Cores | 48 | |
| Theoretical Performance | ||
| Pixel Rate | 55.68 GPixel/s | 148.3 GPixel/s |
| Texture Rate | 222.7 GTexel/s | 296.6 GTexel/s |
| FP32 (float) | 5.345 TFLOPS | 18.98 TFLOPS |
| FP64 (double) | 222.7 GFLOPS | 296.6 GFLOPS |
| FP16 (half) | 18.98 TFLOPS | |
| Graphics Processor | ||
| GPU Name | GK180 | GA104 |
| GPU Variant | GK180-425-A1 | GA104-775-A1 |
| Architecture | Kepler | Ampere |
| Foundry | TSMC | Samsung |
| Process Size | 28 nm | 8 nm |
| Transistors | 7.08 billion | 17.4 billion |
| Die Size | 561 mm² | 392 mm² |
| Board Design | ||
| TDP | 250W | 115W |
| Suggested PSU | 600 W | |
| Outputs | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 | No outputs |
| Power Connectors | 1x 6-pin + 1x 8-pin | None |
| Graphics Features | ||
| DirectX | 12 (11_0) | 12 Ultimate (12_2) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.2.175 | 1.3 |
| CUDA | 3.5 | 8.6 |
| Shader Model | 5.1 | 6.6 |