AMD Radeon R7 435 OEM vs ATI Radeon HD 4855
What is the difference between AMD Radeon R7 435 OEM and ATI Radeon HD 4855. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Oland | GPU Name | RV770 |
| GCN 1.0 | Architecture | TeraScale |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 55 nm |
| 950 million | Transistors | 956 million |
| 77 mm² | Die Size | 256 mm² |
Graphics Card
| Jun 30th, 2016 | Release Date | Jan 3rd, 2010 |
| Arctic Islands (R7 400) | Family | Radeon R700 (HD 4800) |
| Active | Production | End-of-life |
| Pirate Islands | Predecessor | Radeon R600 |
| PCIe 3.0 x8 | Bus Interface | PCIe 2.0 x16 |
Memory
| 2 GB | Memory Size | 512 MB |
| DDR3 | Memory Type | GDDR5 |
| 64 bit | Memory Bus | 256 bit |
| 16.00 GB/s | Bandwidth | 115.2 GB/s |
Performance
| 7.360 GPixel/s | Pixel fillrate | 9.200 GPixel/s |
| 18.40 GTexel/s | Texture fillrate | 18.40 GTexel/s |
| 588.8 GFLOPS | FP32 (float) performance | 736.0 GFLOPS |
| 36.80 GFLOPS (1:16) | FP64 (double) performance | 147.2 GFLOPS (1:5) |
Clock Speeds
| 1000 MHz 2 Gbps effective | Memory Clock | 900 MHz 3.6 Gbps effective |
| 920 MHz | GPU Clock | 575 MHz |
Render Config
| 320 | Shading Units | 640 |
| 20 | TMUs | 32 |
| 8 | ROPs | 16 |
| 5 | Compute Units | 8 |
| 16 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 128 KB | L2 Cache | 256 KB |
Board Design
| Single-slot | Slot Width | Dual-slot |
| 50 W | Thermal design power (TDP) | 110 W |
| 250 W | Suggested PSU | 300 W |
| 1x DVI 1x HDMI 1x VGA | Display Connectors | 1x DVI 1x HDMI 1x VGA |
| None | Power Connectors | 1x 6-pin |
API support
| 12 (11_1) | DirectX | 10.1 (10_1) |
| 4.6 | OpenGL | 3.3 |
| 1.2 | OpenCL | 1.1 |
| 1.2 | Vulkan | N/A |
| 5.1 | Shader Model | 4.1 |