Product Compare
NVIDIA GeForce GTX 780 Ti Engineering Sample vs NVIDIA GeForce GTX 650 Ti
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Unknown | Oct 2012 |
| Generation | GeForce 700 | GeForce 600 |
| Type | Desktop | Desktop |
| Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Clock Speeds | ||
| Base Clock | 875 MHz | |
| Boost Clock | 928 MHz | |
| Memory Clock | 1753 MHz | 1350 MHz |
| Memory | ||
| Memory Size | 3GB | 1024MB |
| Memory Type | GDDR5 | GDDR5 |
| Memory Bus | 384bit | 128bit |
| Bandwidth | 336.6GB/s | 86.40GB/s |
| Render Config | ||
| Shading Units | 2880 | 768 |
| TMUs | 240 | 64 |
| ROPs | 48 | 16 |
| L1 Cache | 16 KB (per SMX) | 16 KB (per SMX) |
| L2 Cache | 1536 KB | 256 KB |
| Theoretical Performance | ||
| Pixel Rate | 55.68 GPixel/s | 14.85 GPixel/s |
| Texture Rate | 222.7 GTexel/s | 59.39 GTexel/s |
| FP32 (float) | 5.345 TFLOPS | 1425 GFLOPS |
| FP64 (double) | 222.7 GFLOPS | 59.39 GFLOPS |
| Graphics Processor | ||
| GPU Name | GK180 | GK106 |
| GPU Variant | GK180-425-A1 | GK106-220-A1 |
| Architecture | Kepler | Kepler |
| Foundry | TSMC | TSMC |
| Process Size | 28 nm | 28 nm |
| Transistors | 7.08 billion | 2.54 billion |
| Die Size | 561 mm² | 221 mm² |
| Board Design | ||
| TDP | 250W | 110W |
| Suggested PSU | 600 W | 300 W |
| Outputs | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 | 2x DVI1x mini-HDMI 1.4a |
| Power Connectors | 1x 6-pin + 1x 8-pin | 1x 6-pin |
| Graphics Features | ||
| DirectX | 12 (11_0) | 12 (11_0) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.2.175 | 1.1 |
| CUDA | 3.5 | 3.0 |
| Shader Model | 5.1 | 5.1 |