NVIDIA GeForce GTX 970 vs AMD Radeon HD 7970
What is the difference between NVIDIA GeForce GTX 970 and AMD Radeon HD 7970. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GM204 | GPU Name | Tahiti |
| GM204-200-A1 | Model number | Tahiti XT (215-0821060) |
| Maxwell 2.0 | Architecture | GCN 1.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 5,200 million | Transistors | 4,313 million |
| 398 mm² | Die Size | 352 mm² |
Graphics Card
| Sep 19th, 2014 | Release Date | Dec 22nd, 2011 |
| GeForce 900 | Family | Southern Islands (HD 7900) |
| End-of-life | Production | End-of-life |
| 329 USD | Launch Price | 549 USD |
| GeForce 700 | Predecessor | Northern Islands |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 4 GB | Memory Size | 3 GB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 384 bit |
| 224.4 GB/s | Bandwidth | 264.0 GB/s |
Performance
| 65.97 GPixel/s | Pixel fillrate | 29.60 GPixel/s |
| 122.5 GTexel/s | Texture fillrate | 118.4 GTexel/s |
| 3.920 TFLOPS | FP32 (float) performance | 3.789 TFLOPS |
| 122.5 GFLOPS (1:32) | FP64 (double) performance | 947.2 GFLOPS (1:4) |
Clock Speeds
| 1753 MHz 7 Gbps effective | Memory Clock | 1375 MHz 5.5 Gbps effective |
Render Config
| 1664 | Shading Units | 2048 |
| 104 | TMUs | 128 |
| 56 | ROPs | 32 |
| 48 KB (per SMM) | L1 Cache | 16 KB (per CU) |
| 2 MB | L2 Cache | 768 KB |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 267 mm 10.5 inches | Length | 275 mm 10.8 inches |
| 111 mm 4.4 inches | Width | 111 mm 4.4 inches |
| 40 mm 1.6 inches | Height | 38 mm 1.5 inches |
| 148 W | Thermal design power (TDP) | 250 W |
| 300 W | Suggested PSU | 600 W |
| 1x DVI 1x HDMI 3x DisplayPort | Display Connectors | 1x DVI 1x HDMI 2x mini-DisplayPort |
| 2x 6-pin | Power Connectors | 1x 6-pin + 1x 8-pin |
| PG401 | Board Number | C386-37 |
API support
| 12 (12_1) | DirectX | 12 (11_1) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 1.2 |
| 1.1 | Vulkan | 1.2 |
| 6.4 | Shader Model | 5.1 |