Product Compare
AMD Radeon HD 7950 Mac Edition vs NVIDIA GeForce RTX 3090 Ti
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Mar 2013 | Jan 2022 |
| Generation | Southern Islands | GeForce 30 |
| Type | Desktop | Desktop |
| Bus Interface | PCIe 3.0 x16 | PCIe 4.0 x16 |
| Clock Speeds | ||
| Memory Clock | 1250 MHz | 1313 MHz |
| Base Clock | 1560 MHz | |
| Boost Clock | 1860 MHz | |
| Memory | ||
| Memory Size | 3GB | 24GB |
| Memory Type | GDDR5 | GDDR6X |
| Memory Bus | 384bit | 384bit |
| Bandwidth | 240.0GB/s | 1.01TB/s |
| Render Config | ||
| Compute Units | 28 | |
| Shading Units | 1792 | 10752 |
| TMUs | 112 | 336 |
| ROPs | 32 | 112 |
| L1 Cache | 16 KB (per CU) | 128 KB (per SM) |
| L2 Cache | 768 KB | 6 MB |
| SM Count | 84 | |
| Tensor Cores | 336 | |
| RT Cores | 84 | |
| Theoretical Performance | ||
| Pixel Rate | 25.60 GPixel/s | 208.3 GPixel/s |
| Texture Rate | 89.60 GTexel/s | 625.0 GTexel/s |
| FP32 (float) | 2.867 TFLOPS | 40.00 TFLOPS |
| FP64 (double) | 716.8 GFLOPS | 625.0 GFLOPS |
| FP16 (half) | 40.00 TFLOPS | |
| Graphics Processor | ||
| GPU Name | Tahiti | GA102 |
| GPU Variant | Tahiti PRO(215-0821056) | GA102-350-A1 |
| Architecture | GCN 1.0 | Ampere |
| Foundry | TSMC | Samsung |
| Process Size | 28 nm | 8 nm |
| Transistors | 4.313 billion | 28.3 billion |
| Die Size | 352 mm² | 628 mm² |
| Board Design | ||
| TDP | 200W | 450W |
| Suggested PSU | 550 W | 850 W |
| Outputs | 1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2 | 1x HDMI 2.13x DisplayPort 1.4a |
| Power Connectors | 2x 6-pin | 1x 16-pin |
| Graphics Features | ||
| DirectX | 12 (11_1) | 12 Ultimate (12_2) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 3.0 |
| Vulkan | 1.2 | 1.4 |
| Shader Model | 5.1 | 6.8 |
| CUDA | 8.6 | |