Product Compare
AMD Radeon HD 7970 vs AMD Instinct MI300A
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Jan 2012 | Dec 2023 |
| Generation | Southern Islands | Radeon Instinct |
| Type | Desktop | Professional |
| Bus Interface | PCIe 3.0 x16 | PCIe 5.0 x16 |
| Clock Speeds | ||
| Memory Clock | 1375 MHz | 1300 MHz |
| Base Clock | 1000 MHz | |
| Boost Clock | 2100 MHz | |
| Memory | ||
| Memory Size | 3GB | 128GB |
| Memory Type | GDDR5 | HBM3 |
| Memory Bus | 384bit | 8192bit |
| Bandwidth | 264.0GB/s | 5.32TB/s |
| Render Config | ||
| Compute Units | 32 | 228 |
| Shading Units | 2048 | 14592 |
| TMUs | 128 | 912 |
| ROPs | 32 | 0 |
| L1 Cache | 16 KB (per CU) | 16 KB (per CU) |
| L2 Cache | 768 KB | 16 MB |
| L3 Cache | 256 MB | |
| Theoretical Performance | ||
| Pixel Rate | 29.60 GPixel/s | 0 MPixel/s |
| Texture Rate | 118.4 GTexel/s | 1915.2 GTexel/s |
| FP32 (float) | 3.789 TFLOPS | 61.29 TFLOPS |
| FP64 (double) | 947.2 GFLOPS | 30.64 TFLOPS |
| FP16 (half) | 653.7 TFLOPS | |
| Graphics Processor | ||
| GPU Name | Tahiti | Aqua Vanjaram |
| GPU Variant | Tahiti XT(215-0821060) | |
| Architecture | GCN 1.0 | CDNA 3.0 |
| Foundry | TSMC | TSMC |
| Process Size | 28 nm | 5 nm |
| Transistors | 4.313 billion | 153 billion |
| Die Size | 352 mm² | 1017 mm² |
| Board Design | ||
| TDP | 250W | 750W |
| Suggested PSU | 600 W | 1150 W |
| Outputs | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 | No outputs |
| Power Connectors | 1x 6-pin + 1x 8-pin | None |
| Graphics Features | ||
| DirectX | 12 (11_1) | N/A |
| OpenGL | 4.6 | N/A |
| OpenCL | 2.1 (1.2) | 3.0 |
| Vulkan | 1.2.170 | N/A |
| Shader Model | 6.5 (5.1) | N/A |