AMD Radeon R5 M315 vs ATI Mobility Radeon HD 4670 Mac Edition
Graphics Processor
| GPU model | Meso | M96 |
|---|---|---|
| GPU variant | Meso LE | M96 XT (216-0729051) |
| Architecture | GCN 3.0 | TeraScale |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 55 nm |
| Number of transistors | 1,550 million | 514 million |
| Die size | 125 mm² | 146 mm² |
Mobile graphics
| Release date | May 5th, 2015 | Sep 16th, 2009 |
|---|---|---|
| Generation | Crystal System (R5 M300) | M9x (Mobility HD 4600) |
| Production | End-of-life | End-of-life |
| Interface | PCIe 3.0 x8 | MXM-A (3.0) |
| Predecessor | Solar System | M8x |
| Successor | Mobility Radeon | Manhattan |
| Reviews | — | 2 in our database |
Clocks
| GPU clock | 970 MHz | 680 MHz |
|---|---|---|
| Memory clock | 900 MHz 1800 Mbps effective | 790 MHz 1580 Mbps effective |
Memory Configuration
| Memory size | 2 GB | 256 MB |
|---|---|---|
| Memory type | DDR3 | GDDR3 |
| Memory bus width | 64 bit | 128 bit |
| Bandwidth | 14.40 GB/s | 25.28 GB/s |
Render Configuration
| Shading units | 384 | 320 |
|---|---|---|
| TMUs | 24 | 32 |
| ROPs | 8 | 8 |
| Compute units | 6 | 4 |
| Cache L1 | 16 KB (per CU) | 16 KB (per CU) |
| Cache L2 | 128 KB | 128 KB |
Performance
| Pixel rate | 7.760 GPixel/s | 5.440 GPixel/s |
|---|---|---|
| Texture rate | 23.28 GTexel/s | 21.76 GTexel/s |
| FP16 (half) performance | 745.0 GFLOPS (1:1) | — |
| FP32 (float) performance | 745.0 GFLOPS | 435.2 GFLOPS |
| FP64 (double) performance | 46.56 GFLOPS (1:16) | — |
Dimensions & Outputs
| TDP | unknown | 35 W |
|---|---|---|
| Outputs | No outputs | No outputs |
| Slot width | — | MXM Module |
| Board number | — | B80357 |
API Support & Features
| DirectX | 12 (12_0) | 10.1 (10_1) |
|---|---|---|
| OpenGL | 4.6 | 3.3 |
| OpenCL | 2.0 | 1.1 |
| Vulkan | 1.2 | — |
| Shader model | 6.0 | 4.1 |
