ATI Radeon HD 5670 640SP Edition vs ATI Radeon HD 4770
What is the difference between ATI Radeon HD 5670 640SP Edition and ATI Radeon HD 4770. Find out which graphics card has better performance.
Graphics Processor (GPU)
| Juniper | GPU Name | RV740 |
| Juniper CE | Model number | RV740 XT (215-0727019) |
| TeraScale 2 | Architecture | TeraScale |
| TSMC | Foundry | TSMC |
| 40 nm | Process Size | 40 nm |
| 1,040 million | Transistors | 826 million |
| 166 mm² | Die Size | 137 mm² |
Graphics Card
| Jul 18th, 2010 | Release Date | Apr 28th, 2009 |
| Evergreen (HD 5600) | Family | Radeon R700 (HD 4700) |
| End-of-life | Production | End-of-life |
| 119 USD | Launch Price | 109 USD |
| Radeon R700 | Predecessor | Radeon R600 |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 512 MB | Memory Size | 512 MB |
| GDDR5 | Memory Type | GDDR5 |
| 128 bit | Memory Bus | 128 bit |
| 64.00 GB/s | Bandwidth | 51.20 GB/s |
Performance
| 6.000 GPixel/s | Pixel fillrate | 12.00 GPixel/s |
| 24.00 GTexel/s | Texture fillrate | 24.00 GTexel/s |
| 960.0 GFLOPS | FP32 (float) performance | 960.0 GFLOPS |
Clock Speeds
| 1000 MHz 4 Gbps effective | Memory Clock | 800 MHz 3.2 Gbps effective |
| 750 MHz | GPU Clock | 750 MHz |
Render Config
| 640 | Shading Units | 640 |
| 32 | TMUs | 32 |
| 8 | ROPs | 16 |
| 8 | Compute Units | 8 |
| 8 KB (per CU) | L1 Cache | 16 KB (per CU) |
| 256 KB | L2 Cache | 128 KB |
Board Design
| Single-slot | Slot Width | Dual-slot |
| 168 mm 6.6 inches | Length | 203 mm 8 inches |
| 64 W | Thermal design power (TDP) | 80 W |
| 250 W | Suggested PSU | 250 W |
| 1x DVI 1x HDMI 1x DisplayPort | Display Connectors | 2x DVI 1x S-Video |
| None | Power Connectors | 1x 6-pin |
| C099 | Board Number | B743 |
API support
| 11.2 (11_0) | DirectX | 10.1 (10_1) |
| 4.4 | OpenGL | 3.3 |
| 1.2 | OpenCL | 1.1 |
| N/A | Vulkan | N/A |
| 5.0 | Shader Model | 4.1 |