ATI Radeon X1900 GT vs Intel Iris Xe MAX Graphics
Graphics Processor
| GPU model | R580 | DG1 |
|---|---|---|
| GPU variant | R580 XL (215BAEBKA31FG) | — |
| Architecture | R500 | Generation 12.1 |
| Foundry | TSMC | Intel |
| Manufacturing process | 90 nm | 10 nm |
| Number of transistors | 384 million | unknown |
| Die size | 352 mm² | 95 mm² |
Graphics Card
| Release date | May 1st, 2006 | — |
|---|---|---|
| Generation | Radeon R500 PCIe | — |
| Production | End-of-life | — |
| Interface | PCIe 1.0 x16 | — |
| Reviews | 115 in our database | — |
| Predecessor | Radeon R400 PCIe | — |
| Successor | Radeon R600 | — |
Clocks
| GPU clock | 575 MHz | — |
|---|---|---|
| Memory clock | 600 MHz 1200 Mbps effective | 2133 MHz 4.3 Gbps effective |
| Base clock | — | 300 MHz |
| Boost clock | — | 1650 MHz |
Memory Configuration
| Memory size | 256 MB | 4 GB |
|---|---|---|
| Memory type | GDDR3 | LPDDR4X |
| Memory bus width | 256 bit | 128 bit |
| Bandwidth | 38.40 GB/s | 68.26 GB/s |
Render Configuration
| Pixel shaders | 36 | — |
|---|---|---|
| Vertex shaders | 8 | — |
| TMUs | 12 | 48 |
| ROPs | 12 | 24 |
| Shading units | — | 768 |
| Execution units | — | 96 |
| Cache L2 | — | 1024 KB |
| gpu.details.l3-cache | — | 16 MB |
Performance
| Pixel rate | 6.900 GPixel/s | 39.60 GPixel/s |
|---|---|---|
| Vertex rate | 1.150 GVertices/s | — |
| Texture rate | 6.900 GTexel/s | 79.20 GTexel/s |
| FP16 (half) performance | — | 5.069 TFLOPS (2:1) |
| FP32 (float) performance | — | 2.534 TFLOPS |
| FP64 (double) performance | — | 633.6 GFLOPS (1:4) |
Dimensions & Outputs
| Slot width | Single-slot | IGP |
|---|---|---|
| TDP | 75 W | 25 W |
| Suggested PSU | 250 W | — |
| Outputs | 2x DVI1x S-Video | No outputs |
| Power connectors | 1x 6-pin | — |
| Board number | A520 | — |
API Support & Features
| DirectX | 9.0c (9_3) | 12 (12_1) |
|---|---|---|
| OpenGL | 2.1 (full) 3.0 (partial) | 4.6 |
| OpenCL | — | 3.0 |
| Vulkan | — | 1.2 |
| Shader model | 3.0 | 6.4 |
Other Features
Mobile graphics
| Release date | — | Oct 31st, 2020 |
|---|---|---|
| Generation | — | Iris Xe Graphics-M (Tiger Lake) |
| Production | — | Active |
| Interface | — | PCIe 4.0 x4 |
| Reviews | — | 1 in our database |
