NVIDIA GeForce GTX 980 vs AMD Radeon R9 390
What is the difference between NVIDIA GeForce GTX 980 and AMD Radeon R9 390. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GM204 | GPU Name | Grenada |
| GM204-400-A1 | Model number | Grenada PRO (215-0880030) |
| Maxwell 2.0 | Architecture | GCN 2.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 5,200 million | Transistors | 6,200 million |
| 398 mm² | Die Size | 438 mm² |
Graphics Card
| Sep 19th, 2014 | Release Date | Jun 18th, 2015 |
| GeForce 900 | Family | Pirate Islands (R9 300) |
| End-of-life | Production | Active |
| 549 USD | Launch Price | 329 USD |
| GeForce 700 | Predecessor | Volcanic Islands |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 4 GB | Memory Size | 8 GB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 512 bit |
| 224.4 GB/s | Bandwidth | 384.0 GB/s |
Performance
| 77.82 GPixel/s | Pixel fillrate | 64.00 GPixel/s |
| 155.6 GTexel/s | Texture fillrate | 160.0 GTexel/s |
| 4.981 TFLOPS | FP32 (float) performance | 5.120 TFLOPS |
| 155.6 GFLOPS (1:32) | FP64 (double) performance | 640.0 GFLOPS (1:8) |
Clock Speeds
| 1753 MHz 7 Gbps effective | Memory Clock | 1500 MHz 6 Gbps effective |
Render Config
| 2048 | Shading Units | 2560 |
| 128 | TMUs | 160 |
| 64 | ROPs | 64 |
| 48 KB (per SMM) | L1 Cache | 16 KB (per CU) |
| 2 MB | L2 Cache | 1024 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 | 109 mm 4.3 inches |
| 40 mm 1.6 inches | Height | 36 mm 1.4 inches |
| 165 W | Thermal design power (TDP) | 275 W |
| 450 W | Suggested PSU | 600 W |
| 1x DVI 1x HDMI 3x DisplayPort | Display Connectors | 2x DVI 1x HDMI 1x DisplayPort |
| 2x 6-pin | Power Connectors | 1x 6-pin + 1x 8-pin |
| PG401 | Board Number | C679 |
API support
| 12 (12_1) | DirectX | 12 (12_0) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 2.0 |
| 1.1 | Vulkan | 1.2 |
| 6.4 | Shader Model | 6.3 |