AMD Radeon R5 220 OEM vs ATI Radeon HD 4570 Rebrand
Graphics Processor
| GPU model | Cedar | RV635 |
|---|---|---|
| GPU variant | Cedar PRO | RV635 PRO (215-0682008) |
| Architecture | TeraScale 2 | TeraScale |
| Foundry | TSMC | TSMC |
| Manufacturing process | 40 nm | 55 nm |
| Number of transistors | 292 million | 378 million |
| Die size | 59 mm² | 135 mm² |
Graphics Card
| Release date | Dec 21st, 2013 | Nov 22nd, 2009 |
|---|---|---|
| Generation | Volcanic Islands | Radeon R700 |
| Production | End-of-life | End-of-life |
| Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| Predecessor | Sea Islands | Radeon R600 |
| Successor | Pirate Islands | Evergreen |
Clocks
| GPU clock | 650 MHz | 796 MHz |
|---|---|---|
| Memory clock | 533 MHz 1066 Mbps effective | 396 MHz 792 Mbps effective |
Memory Configuration
| Memory size | 1024 MB | 1024 MB |
|---|---|---|
| Memory type | DDR3 | DDR2 |
| Memory bus width | 64 bit | 128 bit |
| Bandwidth | 8.528 GB/s | 12.67 GB/s |
Render Configuration
| Shading units | 80 | 120 |
|---|---|---|
| TMUs | 8 | 8 |
| ROPs | 4 | 4 |
| Compute units | 2 | 3 |
| Cache L1 | 8 KB (per CU) | — |
| Cache L2 | 128 KB | 128 KB |
Performance
| Pixel rate | 2.600 GPixel/s | 3.184 GPixel/s |
|---|---|---|
| Texture rate | 5.200 GTexel/s | 6.368 GTexel/s |
| FP32 (float) performance | 104.0 GFLOPS | 191.0 GFLOPS |
Dimensions & Outputs
| Slot width | Single-slot | Single-slot |
|---|---|---|
| Length | 168 mm 6.6 inches | 190 mm 7.5 inches |
| TDP | 19 W | 65 W |
| Suggested PSU | 200 W | 250 W |
| Outputs | 1x DVI1x HDMI1x VGA | 2x DVI1x S-Video |
| Power connectors | None | — |
| Board number | C026 | — |
API Support & Features
| DirectX | 11.2 (11_0) | 10.1 (10_1) |
|---|---|---|
| OpenGL | 4.4 | 3.3 |
| OpenCL | 1.2 | — |
| Vulkan | — | — |
| Shader model | 5.0 | 4.1 |
