AMD Radeon R9 270 1024SP vs NVIDIA GeForce GTX 650 Ti OEM
What is the difference between AMD Radeon R9 270 1024SP and NVIDIA GeForce GTX 650 Ti OEM. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Pitcairn | GPU Name | GK106 |
| GCN 1.0 | Architecture | Kepler |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 2,800 million | Transistors | 2,540 million |
| 212 mm² | Die Size | 221 mm² |
Graphics Card
| Mar 13th, 2015 | Release Date | Mar 31st, 2013 |
| Volcanic Islands (R9 200) | Family | GeForce 600 |
| Active | Production | End-of-life |
| Sea Islands | Predecessor | GeForce 500 |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x16 |
Memory
| 2 GB | Memory Size | 2 GB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 128 bit |
| 153.6 GB/s | Bandwidth | 86.40 GB/s |
Performance
| 29.60 GPixel/s | Pixel fillrate | 14.85 GPixel/s |
| 59.20 GTexel/s | Texture fillrate | 59.39 GTexel/s |
| 1.894 TFLOPS | FP32 (float) performance | 1,425 GFLOPS |
| 118.4 GFLOPS (1:16) | FP64 (double) performance | 59.39 GFLOPS (1:24) |
Clock Speeds
| 1200 MHz 4.8 Gbps effective | Memory Clock | 1350 MHz 5.4 Gbps effective |
Render Config
| 1024 | Shading Units | 768 |
| 64 | TMUs | 64 |
| 32 | ROPs | 16 |
| 16 KB (per CU) | L1 Cache | 16 KB (per SMX) |
| 512 KB | L2 Cache | 256 KB |
Board Design
| Dual-slot | Slot Width | Single-slot |
| 150 W | Thermal design power (TDP) | 110 W |
| 450 W | Suggested PSU | 300 W |
| 2x DVI 1x HDMI 1x DisplayPort | Display Connectors | 2x DVI 1x mini-HDMI |
| 1x 6-pin | Power Connectors | 1x 6-pin |
| C403 | Board Number | P2030 |
API support
| 12 (11_1) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 1.2 | OpenCL | 3.0 |
| 1.2 | Vulkan | 1.1 |
| 5.1 | Shader Model | 5.1 |