Product Compare
AMD Radeon HD 6850 vs NVIDIA RTX A4 Mobile
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Oct 2010 | Apr 2021 |
| Generation | Northern Islands | Quadro Ampere-M |
| Type | Desktop | Professional |
| Bus Interface | PCIe 2.0 x16 | PCIe 4.0 x8 |
| Clock Speeds | ||
| Memory Clock | 1000 MHz | 1750 MHz |
| Base Clock | 1297 MHz | |
| Boost Clock | 1770 MHz | |
| Memory | ||
| Memory Size | 1024MB | 4GB |
| Memory Type | GDDR5 | GDDR6 |
| Memory Bus | 256bit | 128bit |
| Bandwidth | 128.0GB/s | 224.0GB/s |
| Render Config | ||
| Compute Units | 12 | |
| Shading Units | 960 | 2048 |
| TMUs | 48 | 64 |
| ROPs | 32 | 32 |
| L1 Cache | 8 KB (per CU) | 128 KB (per SM) |
| L2 Cache | 512 KB | 2 MB |
| SM Count | 16 | |
| Tensor Cores | 64 | |
| RT Cores | 16 | |
| Theoretical Performance | ||
| Pixel Rate | 24.80 GPixel/s | 56.64 GPixel/s |
| Texture Rate | 37.20 GTexel/s | 113.3 GTexel/s |
| FP32 (float) | 1488 GFLOPS | 7.250 TFLOPS |
| FP16 (half) | 7.250 TFLOPS | |
| FP64 (double) | 113.3 GFLOPS | |
| Graphics Processor | ||
| GPU Name | Barts | GA107 |
| GPU Variant | Barts PRO(215-0798006) | |
| Architecture | TeraScale 2 | Ampere |
| Foundry | TSMC | Samsung |
| Process Size | 40 nm | 8 nm |
| Transistors | 1.7 billion | 8.7 billion |
| Die Size | 255 mm² | 200 mm² |
| Board Design | ||
| TDP | 127W | Unknown |
| Suggested PSU | 300 W | |
| Outputs | 2x DVI1x HDMI 1.3a2x mini-DisplayPort 1.1 | Portable Device Dependent |
| Power Connectors | 1x 6-pin | None |
| Graphics Features | ||
| DirectX | 11.2 (11_0) | 12 Ultimate (12_2) |
| OpenGL | 4.4 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | N/A | 1.3 |
| Shader Model | 5.0 | 6.7 |
| CUDA | 8.6 | |