AMD Radeon Instinct MI8 vs NVIDIA RTX A4000 Mobile
What is the difference between AMD Radeon Instinct MI8 and NVIDIA RTX A4000 Mobile. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Fiji | GPU Name | GA104 |
| GCN 3.0 | Architecture | Ampere |
| TSMC | Foundry | Samsung |
| 28 nm | Process Size | 8 nm |
| 8,900 million | Transistors | 17,400 million |
| 596 mm² | Die Size | 392 mm² |
Graphics Card
| Dec 12th, 2016 | Release Date | Apr 12th, 2021 |
| Radeon Instinct (MIx) | Family | Quadro Mobile (Ax000) |
| Active | Production | Active |
| PCIe 3.0 x16 | Bus Interface | PCIe 4.0 x16 |
Memory
| 4 GB | Memory Size | 8 GB |
| HBM | Memory Type | GDDR6 |
| 4096 bit | Memory Bus | 256 bit |
| 512.0 GB/s | Bandwidth | 384.0 GB/s |
Performance
| 64.00 GPixel/s | Pixel fillrate | 139.6 GPixel/s |
| 256.0 GTexel/s | Texture fillrate | 279.2 GTexel/s |
| 8.192 TFLOPS (1:1) | FP16 (half) performance | 17.87 TFLOPS (1:1) |
| 8.192 TFLOPS | FP32 (float) performance | 17.87 TFLOPS |
| 512.0 GFLOPS (1:16) | FP64 (double) performance | 558.4 GFLOPS (1:32) |
Clock Speeds
| 500 MHz 1000 Mbps effective | Memory Clock | 1500 MHz 12 Gbps effective |
Render Config
| 4096 | Shading Units | 5120 |
| 256 | TMUs | 160 |
| 64 | ROPs | 80 |
| 16 KB (per CU) | L1 Cache | 128 KB (per SM) |
| 2 MB | L2 Cache | 4 MB |
Board Design
| 175 W | Thermal design power (TDP) | 140 W |
| No outputs | Display Connectors | No outputs |
| 1x 8-pin | Power Connectors | None |
API support
| 12 (12_0) | DirectX | 12 Ultimate (12_2) |
| 4.6 | OpenGL | 4.6 |
| 2.0 | OpenCL | 3.0 |
| 1.2 | Vulkan | 1.2 |
| 6.3 | Shader Model | 6.6 |