NVIDIA GeForce GTX 645 OEM videocard review
GeForce GTX 645 OEM videocard released by NVIDIA; release date: 22 April 2013. The videocard is designed for desktop-computers and based on Kepler microarchitecture codenamed GK106.
Core clock speed - 824 MHz. Texture fill rate - 39.55 GTexel / s. Pipelines - 576. Floating-point performance - 949.2 gflops. Manufacturing process technology - 28 nm. Transistors count - 2,540 million. Power consumption (TDP) - 65 Watt.
Memory type: GDDR5. Maximum RAM amount - 1 GB. Memory bus width - 128 Bit. Memory clock speed - 4000 MHz. Memory bandwidth - 64 GB / s.
Benchmarks
PassMark G3D Mark |
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PassMark G2D Mark |
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Geekbench OpenCL |
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CompuBench 1.5 Desktop Face Detection |
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CompuBench 1.5 Desktop Ocean Surface Simulation |
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CompuBench 1.5 Desktop T-Rex |
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CompuBench 1.5 Desktop Video Composition |
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CompuBench 1.5 Desktop Bitcoin Mining |
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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 T-Rex |
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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 T-Rex |
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Name | Value |
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PassMark - G3D Mark | 1882 |
PassMark - G2D Mark | 431 |
Geekbench - OpenCL | 5238 |
CompuBench 1.5 Desktop - Face Detection | 13.806 mPixels/s |
CompuBench 1.5 Desktop - Ocean Surface Simulation | 546.510 Frames/s |
CompuBench 1.5 Desktop - T-Rex | 1.535 Frames/s |
CompuBench 1.5 Desktop - Video Composition | 27.524 Frames/s |
CompuBench 1.5 Desktop - Bitcoin Mining | 38.664 mHash/s |
GFXBench 4.0 - Car Chase Offscreen | 1435 Frames |
GFXBench 4.0 - Manhattan | 3531 Frames |
GFXBench 4.0 - T-Rex | 3300 Frames |
GFXBench 4.0 - Car Chase Offscreen | 1435.000 Fps |
GFXBench 4.0 - Manhattan | 3531.000 Fps |
GFXBench 4.0 - T-Rex | 3300.000 Fps |
Specifications (specs)
Essentials |
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Architecture | Kepler |
Code name | GK106 |
Launch date | 22 April 2013 |
Place in performance rating | 977 |
Type | Desktop |
Technical info |
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Core clock speed | 824 MHz |
Floating-point performance | 949.2 gflops |
Manufacturing process technology | 28 nm |
Pipelines | 576 |
Texture fill rate | 39.55 GTexel / s |
Thermal Design Power (TDP) | 65 Watt |
Transistor count | 2,540 million |
Video outputs and ports |
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Display Connectors | 1x DVI, 1x HDMI, 1x DisplayPort |
Compatibility, dimensions and requirements |
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Interface | PCIe 3.0 x16 |
Length | 147 mm |
Supplementary power connectors | None |
API support |
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DirectX | 12.0 (11_0) |
OpenGL | 4.6 |
Memory |
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Maximum RAM amount | 1 GB |
Memory bandwidth | 64 GB / s |
Memory bus width | 128 Bit |
Memory clock speed | 4000 MHz |
Memory type | GDDR5 |