ATI FireGL V7700 vs ATI Radeon HD 3870
What is the difference between ATI FireGL V7700 and ATI Radeon HD 3870. Find out which graphics card has better performance.
Graphics Processor (GPU)
| RV670 | GPU Name | RV670 |
| RV670 GL | Model number | RV670 XT (215-0708005) |
| TeraScale | Architecture | TeraScale |
| TSMC | Foundry | TSMC |
| 55 nm | Process Size | 55 nm |
| 666 million | Transistors | 666 million |
| 192 mm² | Die Size | 192 mm² |
Graphics Card
| Nov 19th, 2007 | Release Date | Nov 19th, 2007 |
| FireGL (Vx700) | Family | Radeon R600 (HD 3800) |
| End-of-life | Production | End-of-life |
| 899 USD | Launch Price | 269 USD |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 512 MB | Memory Size | 512 MB |
| GDDR4 | Memory Type | GDDR4 |
| 256 bit | Memory Bus | 256 bit |
| 72.06 GB/s | Bandwidth | 72.06 GB/s |
Performance
| 12.43 GPixel/s | Pixel fillrate | 12.43 GPixel/s |
| 12.43 GTexel/s | Texture fillrate | 12.43 GTexel/s |
| 497.3 GFLOPS | FP32 (float) performance | 497.3 GFLOPS |
| 99.46 GFLOPS (1:5) | FP64 (double) performance | 99.46 GFLOPS (1:5) |
Clock Speeds
| 1126 MHz 2.3 Gbps effective | Memory Clock | 1126 MHz 2.3 Gbps effective |
| 777 MHz | GPU Clock | 777 MHz |
Render Config
| 320 | Shading Units | 320 |
| 16 | TMUs | 16 |
| 16 | ROPs | 16 |
| 4 | Compute Units | 4 |
| 256 KB | L2 Cache | 256 KB |
Board Design
| Dual-slot | Slot Width | Dual-slot |
| 254 mm 10 inches | Length | 241 mm 9.5 inches |
| unknown | Thermal design power (TDP) | 106 W |
| 200 W | Suggested PSU | 300 W |
| 1x DVI 1x DisplayPort 1x S-Video | Display Connectors | 2x DVI 1x S-Video |
| 1x 6-pin | Power Connectors | 1x 6-pin |
| B439 | Board Number | B339 |
API support
| 10.1 (10_1) | DirectX | 10.1 (10_1) |
| 3.3 (full) 4.0 (partial) | OpenGL | 3.3 (full) 4.0 (partial) |
| N/A | OpenCL | N/A |
| N/A | Vulkan | N/A |
| 4.1 | Shader Model | 4.1 |