AMD Radeon 550X 640SP vs NVIDIA GeForce GTX 480
What is the difference between AMD Radeon 550X 640SP and NVIDIA GeForce GTX 480. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Lexa | GPU Name | GF100 |
| Lexa PRO (215-0904018) | Model number | GF100-375-A3 |
| GCN 4.0 | Architecture | Fermi |
| GlobalFoundries | Foundry | TSMC |
| 14 nm | Process Size | 40 nm |
| 2,200 million | Transistors | 3,100 million |
| 103 mm² | Die Size | 529 mm² |
Graphics Card
| Apr 11th, 2018 | Release Date | Mar 26th, 2010 |
| Polaris (RX 500X) | Family | GeForce 400 |
| Active | Production | End-of-life |
| Polaris | Predecessor | GeForce 200 |
| PCIe 3.0 x8 | Bus Interface | PCIe 2.0 x16 |
Memory
| 4 GB | Memory Size | 1536 MB |
| GDDR5 | Memory Type | GDDR5 |
| 64 bit | Memory Bus | 384 bit |
| 48.00 GB/s | Bandwidth | 177.4 GB/s |
Performance
| 17.14 GPixel/s | Pixel fillrate | 21.03 GPixel/s |
| 42.84 GTexel/s | Texture fillrate | 42.06 GTexel/s |
| 1,371 GFLOPS | FP32 (float) performance | 1,345 GFLOPS |
| 85.68 GFLOPS (1:16) | FP64 (double) performance | 168.1 GFLOPS (1:8) |
Clock Speeds
| 1500 MHz 6 Gbps effective | Memory Clock | 924 MHz 3.7 Gbps effective |
Render Config
| 640 | Shading Units | 480 |
| 40 | TMUs | 60 |
| 16 | ROPs | 48 |
| 16 KB (per CU) | L1 Cache | 64 KB (per SM) |
| 256 KB | L2 Cache | 768 KB |
Board Design
| IGP | Slot Width | Dual-slot |
| 50 W | Thermal design power (TDP) | 250 W |
| 250 W | Suggested PSU | 600 W |
| 1x DVI 1x HDMI 1x DisplayPort | Display Connectors | 2x DVI 1x mini-HDMI |
| None | Power Connectors | 1x 6-pin + 1x 8-pin |
API support
| 12 (12_0) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 2.1 | OpenCL | 1.1 |
| 1.2 | Vulkan | N/A |
| 6.4 | Shader Model | 5.1 |