NVIDIA GeForce GTX 1660 vs AMD Radeon R9 390
What is the difference between NVIDIA GeForce GTX 1660 and AMD Radeon R9 390. Find out which graphics card has better performance.
Graphics Processor (GPU)
| TU116 | GPU Name | Grenada |
| TU116-300-A1 | Model number | Grenada PRO (215-0880030) |
| Turing | Architecture | GCN 2.0 |
| TSMC | Foundry | TSMC |
| 12 nm | Process Size | 28 nm |
| 6,600 million | Transistors | 6,200 million |
| 284 mm² | Die Size | 438 mm² |
Graphics Card
| Mar 14th, 2019 | Release Date | Jun 18th, 2015 |
| GeForce 16 | Family | Pirate Islands (R9 300) |
| Active | Production | Active |
| 219 USD | Launch Price | 329 USD |
| GeForce 10 | Predecessor | Volcanic Islands |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 6 GB | Memory Size | 8 GB |
| GDDR5 | Memory Type | GDDR5 |
| 192 bit | Memory Bus | 512 bit |
| 192.1 GB/s | Bandwidth | 384.0 GB/s |
Performance
| 85.68 GPixel/s | Pixel fillrate | 64.00 GPixel/s |
| 157.1 GTexel/s | Texture fillrate | 160.0 GTexel/s |
| 5.027 TFLOPS | FP32 (float) performance | 5.120 TFLOPS |
| 157.1 GFLOPS (1:32) | FP64 (double) performance | 640.0 GFLOPS (1:8) |
Clock Speeds
| 2001 MHz 8 Gbps effective | Memory Clock | 1500 MHz 6 Gbps effective |
Render Config
| 1408 | Shading Units | 2560 |
| 88 | TMUs | 160 |
| 48 | ROPs | 64 |
| 64 KB (per SM) | L1 Cache | 16 KB (per CU) |
| 1536 KB | L2 Cache | 1024 KB |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 229 mm 9 inches | Length | 275 mm 10.8 inches |
| 111 mm 4.4 inches | Width | 109 mm 4.3 inches |
| 35 mm 1.4 inches | Height | 36 mm 1.4 inches |
| 120 W | Thermal design power (TDP) | 275 W |
| 300 W | Suggested PSU | 600 W |
| 1x DVI 1x HDMI 1x DisplayPort | Display Connectors | 2x DVI 1x HDMI 1x DisplayPort |
| 1x 8-pin | Power Connectors | 1x 6-pin + 1x 8-pin |
| PG165 SKU 0 | Board Number | C679 |
API support
| 12 (12_1) | DirectX | 12 (12_0) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 2.0 |
| 1.2 | Vulkan | 1.2 |
| 6.6 | Shader Model | 6.3 |