NVIDIA GeForce 7800 GT vs NVIDIA GeForce 920MX
Graphics Processor
| GPU model | G70 | GM108 |
|---|---|---|
| GPU variant | GF-7800-GT-A2 | N16V-GMR1-S |
| Architecture | Curie | Maxwell |
| Foundry | TSMC | TSMC |
| Manufacturing process | 110 nm | 28 nm |
| Number of transistors | 302 million | unknown |
| Die size | 333 mm² | unknown |
Graphics Card
| Release date | Aug 11th, 2005 | — |
|---|---|---|
| Generation | GeForce 7 PCIe | — |
| Production | End-of-life | — |
| Launch price | 449 USD | — |
| Interface | PCIe 1.0 x16 | — |
| Reviews | 206 in our database | — |
| Predecessor | GeForce 6 PCIe | — |
| Successor | GeForce 8 | — |
Clocks
| GPU clock | 400 MHz | — |
|---|---|---|
| Memory clock | 500 MHz 1000 Mbps effective | 900 MHz 1800 Mbps effective |
| Base clock | — | 965 MHz |
| Boost clock | — | 993 MHz |
Memory Configuration
| Memory size | 256 MB | 2 GB |
|---|---|---|
| Memory type | GDDR3 | DDR3 |
| Memory bus width | 256 bit | 64 bit |
| Bandwidth | 32.00 GB/s | 14.40 GB/s |
Render Configuration
| Pixel shaders | 20 | — |
|---|---|---|
| Vertex shaders | 7 | — |
| TMUs | 20 | 24 |
| ROPs | 16 | 8 |
| Shading units | — | 256 |
| SMM count | — | 2 |
| Cache L1 | — | 64 KB (per SMM) |
| Cache L2 | — | 1024 KB |
Performance
| Pixel rate | 6.400 GPixel/s | 7.944 GPixel/s |
|---|---|---|
| Vertex rate | 700.0 MVertices/s | — |
| Texture rate | 8.000 GTexel/s | 23.83 GTexel/s |
| FP32 (float) performance | — | 508.4 GFLOPS |
| FP64 (double) performance | — | 15.89 GFLOPS (1:32) |
Dimensions & Outputs
| Slot width | Single-slot | MXM Module |
|---|---|---|
| Length | 226 mm 8.9 inches | — |
| Width | 111 mm 4.4 inches | — |
| TDP | 65 W | 16 W |
| Suggested PSU | 250 W | — |
| Outputs | 2x DVI1x S-Video | No outputs |
| Power connectors | 1x 6-pin | None |
| Board number | P317 | — |
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 | — | 5.0 |
Other Features
Mobile graphics
| Release date | — | Mar 25th, 2016 |
|---|---|---|
| Generation | — | GeForce 900M |
| Production | — | End-of-life |
| Interface | — | PCIe 3.0 x8 |
| Predecessor | — | GeForce 800M |
| Successor | — | GeForce 10 Mobile |
