ATI FireGL X3-256 vs NVIDIA NVS 315
Graphics Processor
| GPU model | R420 | GF119 |
|---|---|---|
| GPU variant | R420 GL | GF119-825-A1 |
| Architecture | R400 | Fermi 2.0 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 130 nm | 40 nm |
| Number of transistors | 160 million | 292 million |
| Die size | 281 mm² | 79 mm² |
Graphics Card
| Release date | Aug 3rd, 2004 | Mar 10th, 2013 |
|---|---|---|
| Generation | FireGL | NVS |
| Production | End-of-life | End-of-life |
| Launch price | 1,099 USD | 159 USD |
| Interface | AGP 8x | PCIe 2.0 x16 |
| Reviews | 226 in our database | 26 in our database |
Clocks
| GPU clock | 491 MHz | 523 MHz |
|---|---|---|
| Memory clock | 454 MHz 908 Mbps effective | 875 MHz 1750 Mbps effective |
| Shader clock | — | 1046 MHz |
Memory Configuration
| Memory size | 256 MB | 1024 MB |
|---|---|---|
| Memory type | GDDR3 | DDR3 |
| Memory bus width | 256 bit | 64 bit |
| Bandwidth | 29.06 GB/s | 14.00 GB/s |
Render Configuration
| Pixel shaders | 12 | — |
|---|---|---|
| Vertex shaders | 6 | — |
| TMUs | 12 | 8 |
| ROPs | 12 | 4 |
| Shading units | — | 48 |
| SM count | — | 1 |
| Cache L1 | — | 64 KB (per SM) |
| Cache L2 | — | 128 KB |
Performance
| Pixel rate | 5.892 GPixel/s | 1.046 GPixel/s |
|---|---|---|
| Vertex rate | 736.5 MVertices/s | — |
| Texture rate | 5.892 GTexel/s | 4.184 GTexel/s |
| FP32 (float) performance | — | 100.4 GFLOPS |
| FP64 (double) performance | — | 8.368 GFLOPS (1:12) |
Dimensions & Outputs
| Slot width | Single-slot | Single-slot |
|---|---|---|
| TDP | 57 W | 19 W |
| Suggested PSU | 250 W | 200 W |
| Outputs | 2x DVI1x S-Video | 1x DMS-59 |
| Power connectors | 1x Molex | None |
| Board number | A301-01 | — |
| Length | — | 145 mm 5.7 inches |
API Support & Features
| DirectX | 9.0b (9_2) | 12 (11_0) |
|---|---|---|
| OpenGL | 2.1 | 4.6 |
| OpenCL | — | 1.1 |
| Vulkan | — | — |
| Pixel shader | 2.0b | — |
| Vertex shader | 2.0b | — |
| CUDA | — | 2.1 |
| Shader model | — | 5.1 |
