Product Compare
NVIDIA GeForce RTX 3080 vs NVIDIA GeForce GTX 780 6 GB
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Sep 2020 | Sep 2013 |
| Generation | GeForce 30 | GeForce 700 |
| Type | Desktop | Desktop |
| Bus Interface | PCIe 4.0 x16 | PCIe 3.0 x16 |
| Clock Speeds | ||
| Base Clock | 1440 MHz | 863 MHz |
| Boost Clock | 1710 MHz | 902 MHz |
| Memory Clock | 1188 MHz | 1502 MHz |
| Memory | ||
| Memory Size | 10GB | 6GB |
| Memory Type | GDDR6X | GDDR5 |
| Memory Bus | 320bit | 384bit |
| Bandwidth | 760.3GB/s | 288.4GB/s |
| Render Config | ||
| SM Count | 68 | |
| Shading Units | 8704 | 2304 |
| TMUs | 272 | 192 |
| ROPs | 96 | 48 |
| Tensor Cores | 272 | |
| RT Cores | 68 | |
| L1 Cache | 128 KB (per SM) | 16 KB (per SMX) |
| L2 Cache | 5 MB | 1536 KB |
| Theoretical Performance | ||
| Pixel Rate | 164.2 GPixel/s | 43.30 GPixel/s |
| Texture Rate | 465.1 GTexel/s | 173.2 GTexel/s |
| FP16 (half) | 29.77 TFLOPS | |
| FP32 (float) | 29.77 TFLOPS | 4.156 TFLOPS |
| FP64 (double) | 465.1 GFLOPS | 173.2 GFLOPS |
| Graphics Processor | ||
| GPU Name | GA102 | GK110B |
| GPU Variant | GA102-200-KD-A1 | GK110-301-B1 |
| Architecture | Ampere | Kepler |
| Foundry | Samsung | TSMC |
| Process Size | 8 nm | 28 nm |
| Transistors | 28.3 billion | 7.08 billion |
| Die Size | 628 mm² | 561 mm² |
| Board Design | ||
| TDP | 320W | 250W |
| Suggested PSU | 700 W | 600 W |
| Outputs | 1x HDMI 2.13x DisplayPort 1.4a | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 |
| Power Connectors | 1x 12-pin | 1x 6-pin + 1x 8-pin |
| Graphics Features | ||
| DirectX | 12 Ultimate (12_2) | 12 (11_1) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.3 | 1.1 |
| CUDA | 8.6 | 3.5 |
| Shader Model | 6.6 | 5.1 |