AMD Radeon R6 M255DX vs NVIDIA GeForce 810A
Graphics Processor
| GPU model | Jet | GK208 |
|---|---|---|
| GPU variant | Jet PRO (216-0568010) | — |
| Architecture | GCN 1.0 | Kepler 2.0 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 28 nm |
| Number of transistors | 690 million | 1,020 million |
| Die size | 56 mm² | 87 mm² |
Integrated Graphics
| Release date | Jan 7th, 2014 | — |
|---|---|---|
| Generation | Crystal System (Rx M200) | — |
| Production | End-of-life | — |
| Interface | IGP | — |
Clocks
| Base clock | 780 MHz | 719 MHz |
|---|---|---|
| Boost clock | 855 MHz | 758 MHz |
| Memory clock | System Shared | 900 MHz 1800 Mbps effective |
Memory Configuration
| Memory size | System Shared | 2 GB |
|---|---|---|
| Memory type | System Shared | DDR3 |
| Memory bus width | System Shared | 64 bit |
| Bandwidth | System Dependent | 14.40 GB/s |
Render Configuration
| Shading units | 320 | 192 |
|---|---|---|
| TMUs | 20 | 16 |
| ROPs | 8 | 8 |
| Compute units | 5 | — |
| Cache L1 | 16 KB (per CU) | 16 KB (per SMX) |
| Cache L2 | 128 KB | 512 KB |
| SMX count | — | 2 |
Performance
| Pixel rate | 6.840 GPixel/s | 6.064 GPixel/s |
|---|---|---|
| Texture rate | 17.10 GTexel/s | 12.13 GTexel/s |
| FP32 (float) performance | 547.2 GFLOPS | 291.1 GFLOPS |
| FP64 (double) performance | 34.20 GFLOPS (1:16) | 12.13 GFLOPS (1:24) |
Dimensions & Outputs
| Slot width | IGP | — |
|---|---|---|
| TDP | unknown | 15 W |
| Outputs | No outputs | No outputs |
API Support & Features
| DirectX | 12 (11_1) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2 | 1.1 |
| Shader model | 5.1 | 5.1 |
| CUDA | — | 3.5 |
Other Features
Mobile graphics
| Release date | — | Jul 22nd, 2014 |
|---|---|---|
| Generation | — | GeForce 800A |
| Production | — | End-of-life |
| Interface | — | PCIe 3.0 x8 |
| Predecessor | — | GeForce 700A |
| Successor | — | GeForce 900A |
