NVIDIA GeForce 7800 GTX vs NVIDIA GRID K120Q
Graphics Processor
| GPU model | G70 | GK107 |
|---|---|---|
| GPU variant | GF-7800-GTX-A2 | — |
| Architecture | Curie | Kepler |
| Foundry | TSMC | TSMC |
| Manufacturing process | 110 nm | 28 nm |
| Number of transistors | 302 million | 1,270 million |
| Die size | 333 mm² | 118 mm² |
Graphics Card
| Release date | Jun 22nd, 2005 | Jul 2nd, 2014 |
|---|---|---|
| Generation | GeForce 7 PCIe | GRID |
| Production | End-of-life | End-of-life |
| Launch price | 599 USD | 125 USD |
| Interface | PCIe 1.0 x16 | PCIe 3.0 x16 |
| Reviews | 206 in our database | — |
| Predecessor | GeForce 6 PCIe | — |
| Successor | GeForce 8 | — |
Clocks
| GPU clock | 430 MHz | 850 MHz |
|---|---|---|
| Memory clock | 600 MHz 1200 Mbps effective | 891 MHz 1782 Mbps effective |
Memory Configuration
| Memory size | 256 MB | 512 MB |
|---|---|---|
| Memory type | GDDR3 | DDR3 |
| Memory bus width | 256 bit | 128 bit |
| Bandwidth | 38.40 GB/s | 28.51 GB/s |
Render Configuration
| Pixel shaders | 24 | — |
|---|---|---|
| Vertex shaders | 8 | — |
| TMUs | 24 | 16 |
| ROPs | 16 | 16 |
| Shading units | — | 192 |
| SMX count | — | 1 |
| Cache L1 | — | 16 KB (per SMX) |
| Cache L2 | — | 256 KB |
Performance
| Pixel rate | 6.880 GPixel/s | 3.400 GPixel/s |
|---|---|---|
| Vertex rate | 860.0 MVertices/s | — |
| Texture rate | 10.32 GTexel/s | 13.60 GTexel/s |
| FP32 (float) performance | — | 326.4 GFLOPS |
| FP64 (double) performance | — | 13.60 GFLOPS (1:24) |
Dimensions & Outputs
| Slot width | Single-slot | IGP |
|---|---|---|
| Length | 228 mm 9 inches | — |
| TDP | 86 W | 130 W |
| Suggested PSU | 250 W | 300 W |
| Outputs | 2x DVI1x S-Video | No outputs |
API Support & Features
| DirectX | 9.0c (9_3) | 12 (11_0) |
|---|---|---|
| OpenGL | 2.1 | 4.6 |
| OpenCL | — | 3.0 |
| Vulkan | — | 1.1 |
| Shader model | 3.0 | 5.1 |
| CUDA | — | 3.0 |
