Product Compare
AMD Radeon R9 390 vs NVIDIA TITAN Xp
| GPU | GPU | |
|---|---|---|
| Graphics Card | ||
| Release Date | Jun 2015 | Apr 2017 |
| Generation | Pirate Islands | GeForce 10 |
| Type | Desktop | Desktop |
| Bus Interface | PCIe 3.0 x16 | PCIe 3.0 x16 |
| Clock Speeds | ||
| Memory Clock | 1500 MHz | 1426 MHz |
| Base Clock | 1405 MHz | |
| Boost Clock | 1582 MHz | |
| Memory | ||
| Memory Size | 8GB | 12GB |
| Memory Type | GDDR5 | GDDR5X |
| Memory Bus | 512bit | 384bit |
| Bandwidth | 384.0GB/s | 547.6GB/s |
| Render Config | ||
| Compute Units | 40 | |
| Shading Units | 2560 | 3840 |
| TMUs | 160 | 240 |
| ROPs | 64 | 96 |
| L1 Cache | 16 KB (per CU) | 48 KB (per SM) |
| L2 Cache | 1024 KB | 3 MB |
| SM Count | 30 | |
| Theoretical Performance | ||
| Pixel Rate | 64.00 GPixel/s | 151.9 GPixel/s |
| Texture Rate | 160.0 GTexel/s | 379.7 GTexel/s |
| FP32 (float) | 5.120 TFLOPS | 12.15 TFLOPS |
| FP64 (double) | 640.0 GFLOPS | 379.7 GFLOPS |
| FP16 (half) | 189.8 GFLOPS | |
| Graphics Processor | ||
| GPU Name | Grenada | GP102 |
| GPU Variant | Grenada PRO(215-0880030) | GP102-450-A1 |
| Architecture | GCN 2.0 | Pascal |
| Foundry | TSMC | TSMC |
| Process Size | 28 nm | 16 nm |
| Transistors | 6.2 billion | 11.8 billion |
| Die Size | 438 mm² | 471 mm² |
| Board Design | ||
| TDP | 275W | 250W |
| Suggested PSU | 600 W | 600 W |
| Outputs | 2x DVI1x HDMI 1.4a1x DisplayPort 1.2 | 1x HDMI 2.03x DisplayPort 1.4a |
| Power Connectors | 1x 6-pin + 1x 8-pin | 1x 6-pin + 1x 8-pin |
| Graphics Features | ||
| DirectX | 12 (12_0) | 12 (12_1) |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 3.0 |
| Vulkan | 1.2 | 1.3 |
| Shader Model | 6.3 | 6.8 |
| CUDA | 6.1 | |