AMD Radeon Vega 8 vs NVIDIA GeForce GTX 850A
Graphics Processor
| GPU model | Picasso | GM107 |
|---|---|---|
| Architecture | GCN 5.0 | Maxwell |
| Foundry | GlobalFoundries | TSMC |
| Manufacturing process | 14 nm | 28 nm |
| Number of transistors | 4,940 million | 1,870 million |
| Die size | 210 mm² | 148 mm² |
| GPU variant | — | N15P-GT-A1 |
Integrated Graphics
| Release date | Jul 7th, 2019 | — |
|---|---|---|
| Generation | Picasso (Vega) | — |
| Production | Active | — |
| Interface | IGP | — |
| Predecessor | Raven Ridge | — |
| Successor | Renoir | — |
Clocks
| Base clock | 300 MHz | 902 MHz |
|---|---|---|
| Boost clock | 1250 MHz | 936 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 | 128 bit |
| Bandwidth | System Dependent | 28.80 GB/s |
Render Configuration
| Shading units | 512 | 640 |
|---|---|---|
| TMUs | 32 | 40 |
| ROPs | 8 | 16 |
| Compute units | 8 | — |
| SMM count | — | 5 |
| Cache L1 | — | 64 KB (per SMM) |
| Cache L2 | — | 2 MB |
Performance
| Pixel rate | 10.00 GPixel/s | 14.98 GPixel/s |
|---|---|---|
| Texture rate | 40.00 GTexel/s | 37.44 GTexel/s |
| FP16 (half) performance | 2.560 TFLOPS (2:1) | — |
| FP32 (float) performance | 1,280 GFLOPS | 1,198 GFLOPS |
| FP64 (double) performance | 80.00 GFLOPS (1:16) | 37.44 GFLOPS (1:32) |
Dimensions & Outputs
| Slot width | IGP | IGP |
|---|---|---|
| TDP | 15 W | 45 W |
| Outputs | No outputs | No outputs |
| Power connectors | None | — |
API Support & Features
| DirectX | 12 (12_1) | 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 |
Other Features
Mobile graphics
| Release date | — | Mar 17th, 2014 |
|---|---|---|
| Generation | — | GeForce 800A |
| Production | — | End-of-life |
| Interface | — | PCIe 3.0 x16 |
| Predecessor | — | GeForce 700A |
| Successor | — | GeForce 900A |
