ATI Radeon HD 5850 vs AMD Radeon HD 6850 1440SP Edition
What is the difference between ATI Radeon HD 5850 and AMD Radeon HD 6850 1440SP Edition. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Cypress | GPU Name | Cypress |
| Cypress PRO (215-0735043) | Model number | Cypress PRO (215-0735043) |
| TeraScale 2 | Architecture | TeraScale 2 |
| TSMC | Foundry | TSMC |
| 40 nm | Process Size | 40 nm |
| 2,154 million | Transistors | 2,154 million |
| 334 mm² | Die Size | 334 mm² |
Graphics Card
| Sep 30th, 2009 | Release Date | Aug 21st, 2012 |
| Evergreen (HD 5800) | Family | Northern Islands (HD 6800) |
| End-of-life | Production | End-of-life |
| Radeon R700 | Predecessor | Evergreen |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 1024 MB | Memory Size | 1024 MB |
| GDDR5 | Memory Type | GDDR5 |
| 256 bit | Memory Bus | 256 bit |
| 128.0 GB/s | Bandwidth | 128.0 GB/s |
Performance
| 23.20 GPixel/s | Pixel fillrate | 23.20 GPixel/s |
| 52.20 GTexel/s | Texture fillrate | 52.20 GTexel/s |
| 2.088 TFLOPS | FP32 (float) performance | 2.088 TFLOPS |
| 417.6 GFLOPS (1:5) | FP64 (double) performance | 417.6 GFLOPS (1:5) |
Clock Speeds
| 1000 MHz 4 Gbps effective | Memory Clock | 1000 MHz 4 Gbps effective |
| 725 MHz | GPU Clock | 725 MHz |
Render Config
| 1440 | Shading Units | 1440 |
| 72 | TMUs | 72 |
| 32 | ROPs | 32 |
| 18 | Compute Units | 18 |
| 8 KB (per CU) | L1 Cache | 8 KB (per CU) |
| 512 KB | L2 Cache | 512 KB |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 241 mm 9.5 inches | Length | 241 mm 9.5 inches |
| 151 W | Thermal design power (TDP) | 151 W |
| 450 W | Suggested PSU | 450 W |
| 2x DVI 1x HDMI 1x DisplayPort | Display Connectors | 2x DVI 1x HDMI 1x DisplayPort |
| 2x 6-pin | Power Connectors | 2x 6-pin |
| C002-37 | Board Number | E174 |
API support
| 11.2 (11_0) | DirectX | 11.2 (11_0) |
| 4.4 | OpenGL | 4.4 |
| 1.2 | OpenCL | 1.2 |
| N/A | Vulkan | N/A |
| 5.0 | Shader Model | 5.0 |