AMD Atari VCS 400 GPU vs AMD Atari VCS 800 GPU
Graphics Processor
| GPU model | Banded Kestrel | Banded Kestrel |
|---|---|---|
| Architecture | GCN 5.0 | GCN 5.0 |
| Foundry | GlobalFoundries | GlobalFoundries |
| Manufacturing process | 14 nm | 14 nm |
| Number of transistors | 4,940 million | 4,940 million |
| Die size | 210 mm² | 210 mm² |
Graphics Card
| Release date | Dec 14th, 2020 | Dec 14th, 2020 |
|---|---|---|
| Generation | Console GPU | Console GPU |
| Production | Active | Active |
| Launch price | 249 USD | 399 USD |
| Interface | — | IGP |
Clocks
| Base clock | 300 MHz | 300 MHz |
|---|---|---|
| Boost clock | 1201 MHz | 1201 MHz |
| Memory clock | 1200 MHz 2.4 Gbps effective | 1200 MHz 2.4 Gbps effective |
Memory Configuration
| Memory size | 4 GB | 8 GB |
|---|---|---|
| Memory type | DDR4 | DDR4 |
| Memory bus width | 128 bit | 128 bit |
| Bandwidth | 38.40 GB/s | 38.40 GB/s |
Render Configuration
| Shading units | 192 | 192 |
|---|---|---|
| TMUs | 12 | 12 |
| ROPs | 4 | 4 |
| Compute units | 3 | 3 |
Performance
| Pixel rate | 4.804 GPixel/s | 4.804 GPixel/s |
|---|---|---|
| Texture rate | 14.41 GTexel/s | 14.41 GTexel/s |
| FP16 (half) performance | 922.4 GFLOPS (2:1) | 922.4 GFLOPS (2:1) |
| FP32 (float) performance | 461.2 GFLOPS | 461.2 GFLOPS |
| FP64 (double) performance | 28.82 GFLOPS (1:16) | 28.82 GFLOPS (1:16) |
Dimensions & Outputs
| Length | 295 mm 11.6 inches | 295 mm 11.6 inches |
|---|---|---|
| Width | 150 mm 5.9 inches | 150 mm 5.9 inches |
| Height | 48 mm 1.9 inches | 48 mm 1.9 inches |
| Weight | 1.4 kg (3.0 lbs) | 1.4 kg (3.0 lbs) |
| TDP | 15 W | 15 W |
| Outputs | No outputs | No outputs |
| Power connectors | None | None |
| Slot width | — | IGP |
| Suggested PSU | — | 350 W |
API Support & Features
| DirectX | 12 (12_1) | 12 (12_1) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.1 | 2.1 |
| Vulkan | 1.2 | 1.2 |
| Shader model | 6.4 | 6.4 |
