ATI Radeon HD 3650 vs ATI Radeon HD 4570
Graphics Processor
| GPU model | RV635 | RV710 |
|---|---|---|
| GPU variant | RV635 PRO (215-0682008) | RV710 (215-0725016) |
| Architecture | TeraScale | TeraScale |
| Foundry | TSMC | TSMC |
| Manufacturing process | 55 nm | 55 nm |
| Number of transistors | 378 million | 242 million |
| Die size | 135 mm² | 73 mm² |
Graphics Card
| Release date | Jan 20th, 2008 | Nov 25th, 2008 |
|---|---|---|
| Generation | Radeon R600 | Radeon R700 |
| Production | End-of-life | End-of-life |
| Interface | PCIe 2.0 x16 | PCIe 2.0 x16 |
| Reviews | 28 in our database | — |
| Predecessor | Radeon R500 PCIe | Radeon R600 |
| Successor | Radeon R700 | Evergreen |
Clocks
| GPU clock | 725 MHz | 650 MHz |
|---|---|---|
| Memory clock | 800 MHz 1600 Mbps effective | 500 MHz 1000 Mbps effective |
Memory Configuration
| Memory size | 256 MB | 1024 MB |
|---|---|---|
| Memory type | GDDR3 | DDR2 |
| Memory bus width | 128 bit | 64 bit |
| Bandwidth | 25.60 GB/s | 8.000 GB/s |
Render Configuration
| Shading units | 120 | 80 |
|---|---|---|
| TMUs | 8 | 8 |
| ROPs | 4 | 4 |
| Compute units | 3 | 1 |
| Cache L2 | 128 KB | 64 KB |
| Cache L1 | — | 16 KB (per CU) |
Performance
| Pixel rate | 2.900 GPixel/s | 2.600 GPixel/s |
|---|---|---|
| Texture rate | 5.800 GTexel/s | 5.200 GTexel/s |
| FP32 (float) performance | 174.0 GFLOPS | 104.0 GFLOPS |
Dimensions & Outputs
| Slot width | Single-slot | Single-slot |
|---|---|---|
| TDP | 65 W | 25 W |
| Suggested PSU | 250 W | 200 W |
| Outputs | 2x DVI1x S-Video | 1x DVI1x HDMI1x DisplayPort |
| Power connectors | None | None |
| Board number | B381 | — |
| Length | — | 168 mm 6.6 inches |
API Support & Features
| DirectX | 10.1 (10_1) | 10.1 (10_1) |
|---|---|---|
| OpenGL | 3.3 | 3.3 |
| OpenCL | — | 1.1 |
| Vulkan | — | — |
| Shader model | 4.1 | 4.1 |
