AMD Radeon Pro 560X vs NVIDIA GeForce GTX 850M
Graphics Processor
| GPU model | Polaris 21 | GM107 |
|---|---|---|
| GPU variant | Polaris 21 XT (215-0908004) | N15P-GT-A1 |
| Architecture | GCN 4.0 | Maxwell |
| Foundry | GlobalFoundries | TSMC |
| Manufacturing process | 14 nm | 28 nm |
| Number of transistors | 3,000 million | 1,870 million |
| Die size | 123 mm² | 148 mm² |
Mobile graphics
| Release date | Jul 16th, 2018 | Mar 12th, 2014 |
|---|---|---|
| Generation | Radeon Pro Mac (500X Series) | GeForce 800M |
| Production | Active | End-of-life |
| Interface | PCIe 3.0 x8 | PCIe 3.0 x16 |
| Predecessor | — | GeForce 700M |
| Successor | — | GeForce 900M |
Clocks
| GPU clock | 1004 MHz | 902 MHz |
|---|---|---|
| Memory clock | 1470 MHz 5.9 Gbps effective | 1001 MHz 2 Gbps effective |
Memory Configuration
| Memory size | 4 GB | 2 GB |
|---|---|---|
| Memory type | GDDR5 | DDR3 |
| Memory bus width | 128 bit | 128 bit |
| Bandwidth | 94.08 GB/s | 32.03 GB/s |
Render Configuration
| Shading units | 1024 | 640 |
|---|---|---|
| TMUs | 64 | 40 |
| ROPs | 16 | 16 |
| Compute units | 16 | — |
| Cache L1 | 16 KB (per CU) | 64 KB (per SMM) |
| Cache L2 | 1024 KB | 2 MB |
| SMM count | — | 5 |
Performance
| Pixel rate | 16.06 GPixel/s | 14.43 GPixel/s |
|---|---|---|
| Texture rate | 64.26 GTexel/s | 36.08 GTexel/s |
| FP16 (half) performance | 2.056 TFLOPS (1:1) | — |
| FP32 (float) performance | 2.056 TFLOPS | 1,155 GFLOPS |
| FP64 (double) performance | 128.5 GFLOPS (1:16) | 36.08 GFLOPS (1:32) |
Dimensions & Outputs
| Slot width | IGP | IGP |
|---|---|---|
| TDP | 75 W | 45 W |
| Outputs | No outputs | No outputs |
| Power connectors | None | — |
API Support & Features
| DirectX | 12 (12_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 3.0 |
| Vulkan | 1.2 | 1.1 |
| Shader model | 6.4 | 5.1 |
| CUDA | — | 5.0 |
