ATI Radeon HD 4580 vs AMD Radeon R5 235 OEM
What is the difference between ATI Radeon HD 4580 and AMD Radeon R5 235 OEM. Find out which graphics card has better performance.
Graphics Processor (GPU)
| RV635 | GPU Name | Caicos |
| RV635 PRO (215-0682008) | Model number | Caicos XT (215-0804070) |
| TeraScale | Architecture | TeraScale 2 |
| TSMC | Foundry | TSMC |
| 55 nm | Process Size | 40 nm |
| 378 million | Transistors | 370 million |
| 135 mm² | Die Size | 67 mm² |
Graphics Card
| Nov 20th, 2011 | Release Date | Dec 21st, 2013 |
| Radeon R700 (HD 4500) | Family | Volcanic Islands (R5 200) |
| End-of-life | Production | End-of-life |
| Radeon R600 | Predecessor | Sea Islands |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 512 MB | Memory Size | 1024 MB |
| GDDR3 | Memory Type | DDR3 |
| 128 bit | Memory Bus | 64 bit |
| 22.18 GB/s | Bandwidth | 14.40 GB/s |
Performance
| 3.184 GPixel/s | Pixel fillrate | 3.100 GPixel/s |
| 6.368 GTexel/s | Texture fillrate | 6.200 GTexel/s |
| 191.0 GFLOPS | FP32 (float) performance | 248.0 GFLOPS |
Clock Speeds
| 693 MHz 1386 Mbps effective | Memory Clock | 900 MHz 1800 Mbps effective |
| 796 MHz | GPU Clock | 775 MHz |
Render Config
| 120 | Shading Units | 160 |
| 8 | TMUs | 8 |
| 4 | ROPs | 4 |
| 3 | Compute Units | 2 |
| 128 KB | L2 Cache | 128 KB |
Board Design
| Single-slot | Slot Width | Single-slot |
| 190 mm 7.5 inches | Length | 168 mm 6.6 inches |
| 65 W | Thermal design power (TDP) | 35 W |
| 250 W | Suggested PSU | 200 W |
| 2x DVI 1x S-Video | Display Connectors | 1x DVI 1x HDMI |
| None | Power Connectors | None |
API support
| 10.1 (10_1) | DirectX | 11.2 (11_0) |
| 3.3 | OpenGL | 4.4 |
| N/A | OpenCL | 1.2 |
| N/A | Vulkan | N/A |
| 4.1 | Shader Model | 5.0 |