AMD Radeon R7 M270 vs AMD Radeon Vega 8
Graphics Processor
| GPU model | Opal | Picasso |
|---|---|---|
| GPU variant | Opal XT | — |
| Architecture | GCN 1.0 | GCN 5.0 |
| Foundry | TSMC | GlobalFoundries |
| Manufacturing process | 28 nm | 14 nm |
| Number of transistors | 950 million | 4,940 million |
| Die size | 77 mm² | 210 mm² |
Mobile graphics
| Release date | Jan 9th, 2014 | — |
|---|---|---|
| Generation | Crystal System (R7 M200) | — |
| Production | End-of-life | — |
| Interface | PCIe 3.0 x8 | — |
| Predecessor | Solar System | — |
| Successor | Mobility Radeon | — |
Clocks
| Base clock | 725 MHz | 300 MHz |
|---|---|---|
| Boost clock | 825 MHz | 1250 MHz |
| Memory clock | 900 MHz 1800 Mbps effective | System Shared |
Memory Configuration
| Memory size | 2 GB | System Shared |
|---|---|---|
| Memory type | DDR3 | System Shared |
| Memory bus width | 128 bit | System Shared |
| Bandwidth | 28.80 GB/s | System Dependent |
Render Configuration
| Shading units | 384 | 512 |
|---|---|---|
| TMUs | 24 | 32 |
| ROPs | 8 | 8 |
| Compute units | 6 | 8 |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 256 KB | — |
Performance
| Pixel rate | 6.600 GPixel/s | 10.00 GPixel/s |
|---|---|---|
| Texture rate | 19.80 GTexel/s | 40.00 GTexel/s |
| FP32 (float) performance | 633.6 GFLOPS | 1,280 GFLOPS |
| FP16 (half) performance | — | 2.560 TFLOPS (2:1) |
| FP64 (double) performance | — | 80.00 GFLOPS (1:16) |
Dimensions & Outputs
| TDP | unknown | 15 W |
|---|---|---|
| Outputs | No outputs | No outputs |
| Slot width | — | IGP |
| Power connectors | — | None |
API Support & Features
| DirectX | 12 (11_1) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 5.1 | 6.4 |
Other Features
Integrated Graphics
| Release date | — | Jul 7th, 2019 |
|---|---|---|
| Generation | — | Picasso (Vega) |
| Production | — | Active |
| Interface | — | IGP |
| Predecessor | — | Raven Ridge |
| Successor | — | Renoir |
