The Nvidia GeForce GT 640 is a mid-level graphics card ideal for everyday computing and HD multimedia. The graphics has a base clock speed of 902MHz and a memory clock speed of 891MHz, with 384 Cuda cores providing an effective memory clock speed of 1782MHz. The card is equipped with 2GB of GDDR3 memory and a 128bit memory bus, allowing a bandwidth of 28.5GB/s. The card also supports DirectX 11, OpenGL 4.3 and OpenCL 1.1 as well as having a TDP of 65W also a PCI Express version 3. The GeForce GT 640 has a 28nm process size and dimensions of 145mm x 111mm.
Nvidia GeForce GT 640 – specs
| Clock speeds |
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| Base clock speed: | 902MHz |
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| Boost clock speed: | no data |
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| Memory clock speed: | 891MHz |
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| Effective memory clock speed: | 1782MHz |
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| Memory |
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| Memory size: | 2GB |
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| Memory type: | GDDR3 |
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| Memory Bus: | 128bit |
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| Bandwidth: | 28.5 GB/s |
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| Graphics features |
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| DirectX: | 11 |
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| OpenGL: | 4.3 |
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| OpenCL: | 1.1 |
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| Card details |
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| Process size: | 28 nm |
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| Cuda cores: | 384 |
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| TDP: | 65W |
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| Width: | 145mm |
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| Height: | 111mm |
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| PCI Express version: | 3 |
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