AMD Radeon R9 255 OEM videocard review
Radeon R9 255 OEM videocard released by AMD; release date: 21 December 2013. The videocard is designed for desktop-computers and based on GCN 1.0 microarchitecture codenamed Cape Verde.
Core clock speed - 900 MHz. Boost clock speed - 930 MHz. Texture fill rate - 29.76 GTexel / s. Pipelines - 512. Floating-point performance - 952.3 gflops. Manufacturing process technology - 28 nm. Transistors count - 1,500 million. Power consumption (TDP) - 65 Watt.
Memory type: GDDR5. Maximum RAM amount - 2 GB. Memory bus width - 128 Bit. Memory clock speed - 4600 MHz. Memory bandwidth - 73.6 GB / s.
Benchmarks
| PassMark G2D Mark |
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| PassMark G3D Mark |
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| Geekbench OpenCL |
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| GFXBench 4.0 Car Chase Offscreen |
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| GFXBench 4.0 Car Chase Offscreen |
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| GFXBench 4.0 Manhattan |
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| GFXBench 4.0 Manhattan |
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| GFXBench 4.0 T-Rex |
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| GFXBench 4.0 T-Rex |
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| Name | Value |
|---|---|
| PassMark - G2D Mark | 388 |
| PassMark - G3D Mark | 1420 |
| Geekbench - OpenCL | 40722 |
| GFXBench 4.0 - Car Chase Offscreen | 3112 Frames |
| GFXBench 4.0 - Car Chase Offscreen | 3112.000 Fps |
| GFXBench 4.0 - Manhattan | 3168 Frames |
| GFXBench 4.0 - Manhattan | 3168.000 Fps |
| GFXBench 4.0 - T-Rex | 3346 Frames |
| GFXBench 4.0 - T-Rex | 3346.000 Fps |
Specifications (specs)
Essentials |
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| Architecture | GCN 1.0 |
| Code name | Cape Verde |
| Launch date | 21 December 2013 |
| Place in performance rating | 612 |
| Type | Desktop |
Technical info |
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| Boost clock speed | 930 MHz |
| Core clock speed | 900 MHz |
| Floating-point performance | 952.3 gflops |
| Manufacturing process technology | 28 nm |
| Pipelines | 512 |
| Texture fill rate | 29.76 GTexel / s |
| Thermal Design Power (TDP) | 65 Watt |
| Transistor count | 1,500 million |
Video outputs and ports |
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| Display Connectors | No outputs |
Compatibility, dimensions and requirements |
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| Interface | PCIe 3.0 x16 |
| Supplementary power connectors | 1x 6-pin |
API support |
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| DirectX | 12.0 (11_1) |
| OpenGL | 4.5 |
Memory |
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| Maximum RAM amount | 2 GB |
| Memory bandwidth | 73.6 GB / s |
| Memory bus width | 128 Bit |
| Memory clock speed | 4600 MHz |
| Memory type | GDDR5 |
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