AMD Radeon R9 M270X vs Intel Iris Xe Graphics G4
Graphics Processor
| GPU model | Saturn | Tiger Lake GT2 |
|---|---|---|
| GPU variant | Saturn PRO | — |
| Architecture | GCN 2.0 | Generation 12.1 |
| Foundry | TSMC | Intel |
| Manufacturing process | 28 nm | 10 nm |
| Number of transistors | 2,080 million | unknown |
| Die size | 160 mm² | 146 mm² |
Mobile graphics
| Release date | Feb 5th, 2015 | — |
|---|---|---|
| Generation | Crystal System (R9 M200) | — |
| Production | End-of-life | — |
| Interface | PCIe 3.0 x16 | — |
| Predecessor | Solar System | — |
| Successor | Mobility Radeon | — |
Clocks
| Base clock | 900 MHz | 300 MHz |
|---|---|---|
| Boost clock | 1000 MHz | 1100 MHz |
| Memory clock | 1375 MHz 5.5 Gbps effective | System Shared |
Memory Configuration
| Memory size | 2 GB | System Shared |
|---|---|---|
| Memory type | GDDR5 | System Shared |
| Memory bus width | 128 bit | System Shared |
| Bandwidth | 88.00 GB/s | System Dependent |
Render Configuration
| Shading units | 768 | 384 |
|---|---|---|
| TMUs | 48 | 24 |
| ROPs | 16 | 12 |
| Compute units | 12 | — |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 256 KB | — |
| Execution units | — | 48 |
| gpu.details.l3-cache | — | 3.75 MB |
Performance
| Pixel rate | 16.00 GPixel/s | 13.20 GPixel/s |
|---|---|---|
| Texture rate | 48.00 GTexel/s | 26.40 GTexel/s |
| FP32 (float) performance | 1.536 TFLOPS | 844.8 GFLOPS |
| FP64 (double) performance | 96.00 GFLOPS (1:16) | 211.2 GFLOPS (1:4) |
| FP16 (half) performance | — | 1.690 TFLOPS (2:1) |
Dimensions & Outputs
| TDP | unknown | 15 W |
|---|---|---|
| Outputs | No outputs | No outputs |
| Slot width | — | IGP |
API Support & Features
| DirectX | 12 (12_0) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 3.0 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.3 | 6.4 |
Other Features
Integrated Graphics
| Release date | — | Sep 2nd, 2020 |
|---|---|---|
| Generation | — | Iris Xe Graphics-M (Tiger Lake) |
| Production | — | Active |
| Interface | — | Ring Bus |
| Reviews | — | 1 in our database |
