AMD Radeon R5 M255 vs AMD Radeon R7 M265DX
What is the difference between AMD Radeon R5 M255 and AMD Radeon R7 M265DX. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Topaz | GPU Name | Topaz |
| Topaz PRO (216-0864032) | Model number | Topaz XT (216-0864030) |
| GCN 3.0 | Architecture | GCN 3.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 1,550 million | Transistors | 1,550 million |
| 125 mm² | Die Size | 125 mm² |
Graphics Card
| Oct 12th, 2014 | Release Date | Jun 11th, 2014 |
| Crystal System (R5 M200) | Family | Crystal System (Rx M200) |
| End-of-life | Production | End-of-life |
| PCIe 3.0 x8 | Bus Interface | IGP |
Memory
| 1024 MB | Memory Size | System Shared |
| GDDR5 | Memory Type | System Shared |
| 128 bit | Memory Bus | System Shared |
| 64.00 GB/s | Bandwidth | System Dependent |
Performance
| 7.520 GPixel/s | Pixel fillrate | 7.840 GPixel/s |
| 22.56 GTexel/s | Texture fillrate | 23.52 GTexel/s |
| 721.9 GFLOPS (1:1) | FP16 (half) performance | 752.6 GFLOPS (1:1) |
| 721.9 GFLOPS | FP32 (float) performance | 752.6 GFLOPS |
| 45.12 GFLOPS (1:16) | FP64 (double) performance | 47.04 GFLOPS (1:16) |
Clock Speeds
| 925 MHz | Base Clock | 900 MHz |
| 940 MHz | Boost Clock | 980 MHz |
| 1000 MHz 4 Gbps effective | Memory Clock | System Shared |
Render Config
| 384 | Shading Units | 384 |
| 24 | TMUs | 24 |
| 8 | ROPs | 8 |
| 6 | Compute Units | 6 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 256 KB | L2 Cache | 256 KB |
Board Design
| unknown | Thermal design power (TDP) | unknown |
| No outputs | Display Connectors | No outputs |
API support
| 12 (12_0) | DirectX | 12 (12_0) |
| 4.6 | OpenGL | 4.6 |
| 2.0 | OpenCL | 2.0 |
| 1.2 | Vulkan | 1.2 |
| 6.3 | Shader Model | 6.3 |