ATI Radeon Xpress 2100 IGP vs NVIDIA GeForce GTX 675M
Graphics Processor
| GPU model | RS780 | GF114 |
|---|---|---|
| Architecture | TeraScale | Fermi 2.0 |
| Manufacturing process | 65 nm | 40 nm |
| Number of transistors | 180 million | 1,950 million |
| Die size | 85 mm² | 332 mm² |
| GPU variant | — | N13E-GS1-A1 |
| Foundry | — | TSMC |
Integrated Graphics
| Release date | Mar 4th, 2008 | — |
|---|---|---|
| Generation | Radeon IGP (2000) | — |
| Production | End-of-life | — |
| Interface | PCIe 1.0 x16 | — |
Clocks
| GPU clock | 500 MHz | 620 MHz |
|---|---|---|
| Memory clock | System Shared | 750 MHz 3 Gbps effective |
| Shader clock | — | 1240 MHz |
Memory Configuration
| Memory size | System Shared | 2 GB |
|---|---|---|
| Memory type | System Shared | GDDR5 |
| Memory bus width | System Shared | 256 bit |
| Bandwidth | System Dependent | 96.00 GB/s |
Render Configuration
| Shading units | 40 | 384 |
|---|---|---|
| TMUs | 4 | 64 |
| ROPs | 4 | 32 |
| Compute units | 2 | — |
| SM count | — | 8 |
| Cache L1 | — | 64 KB (per SM) |
| Cache L2 | — | 512 KB |
Performance
| Pixel rate | 2.000 GPixel/s | 9.920 GPixel/s |
|---|---|---|
| Texture rate | 2.000 GTexel/s | 39.68 GTexel/s |
| FP32 (float) performance | 40.00 GFLOPS | 952.3 GFLOPS |
| FP64 (double) performance | — | 79.36 GFLOPS (1:12) |
Dimensions & Outputs
| Slot width | IGP | MXM Module |
|---|---|---|
| TDP | unknown | 100 W |
| Outputs | No outputs | No outputs |
API Support & Features
| DirectX | 10.0 (10_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.0 | 1.1 |
| Vulkan | — | — |
| Shader model | 4.1 | 5.1 |
| CUDA | — | 2.1 |
Other Features
Mobile graphics
| Release date | — | Mar 22nd, 2012 |
|---|---|---|
| Generation | — | GeForce 600M |
| Production | — | End-of-life |
| Interface | — | MXM-B (3.0) |
| Predecessor | — | GeForce 500M |
| Successor | — | GeForce 700M |
