AMD Radeon RX 550 vs ATI Radeon HD 2600 PRO
Graphics Processor
| GPU model | Lexa | RV630 |
|---|---|---|
| GPU variant | Lexa PRO (215-0904018) | RV630 PRO (215CDBBKA15FG) |
| Architecture | GCN 4.0 | TeraScale |
| Foundry | GlobalFoundries | TSMC |
| Manufacturing process | 14 nm | 65 nm |
| Number of transistors | 2,200 million | 390 million |
| Die size | 103 mm² | 153 mm² |
Graphics Card
| Release date | Apr 20th, 2017 | Jun 28th, 2007 |
|---|---|---|
| Generation | Polaris | Radeon R600 |
| Production | End-of-life | End-of-life |
| Launch price | 79 USD | — |
| Interface | PCIe 3.0 x8 | PCIe 1.0 x16 |
| Predecessor | Arctic Islands | Radeon R500 PCIe |
| Successor | Vega | Radeon R700 |
| Reviews | — | 82 in our database |
Clocks
| Base clock | 1100 MHz | — |
|---|---|---|
| Boost clock | 1183 MHz | — |
| Memory clock | 1750 MHz 7 Gbps effective | 500 MHz 1000 Mbps effective |
| GPU clock | — | 600 MHz |
Memory Configuration
| Memory size | 2 GB | 256 MB |
|---|---|---|
| Memory type | GDDR5 | DDR2 |
| Memory bus width | 128 bit | 128 bit |
| Bandwidth | 112.0 GB/s | 16.00 GB/s |
Render Configuration
| Shading units | 512 | 120 |
|---|---|---|
| TMUs | 32 | 8 |
| ROPs | 16 | 4 |
| Compute units | 8 | 3 |
| Cache L1 | 16 KB (per CU) | — |
| Cache L2 | 512 KB | 64 KB |
Performance
| Pixel rate | 18.93 GPixel/s | 2.400 GPixel/s |
|---|---|---|
| Texture rate | 37.86 GTexel/s | 4.800 GTexel/s |
| FP16 (half) performance | 1,211 GFLOPS (1:1) | — |
| FP32 (float) performance | 1,211 GFLOPS | 144.0 GFLOPS |
| FP64 (double) performance | 75.71 GFLOPS (1:16) | — |
Dimensions & Outputs
| Slot width | Dual-slot | Single-slot |
|---|---|---|
| Length | 145 mm 5.7 inches | — |
| TDP | 50 W | 35 W |
| Suggested PSU | 250 W | 200 W |
| Outputs | 1x DVI1x HDMI1x DisplayPort | 2x DVI1x S-Video |
| Power connectors | None | None |
| Board number | D090-01 | B148 |
API Support & Features
| DirectX | 12 (12_0) | 10.0 (10_0) |
|---|---|---|
| OpenGL | 4.6 | 3.3 |
| OpenCL | 2.1 | — |
| Vulkan | 1.2 | — |
| Shader model | 6.4 | 4.0 |
