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ASUS GeForce GT 640 (part number GT640-2GD3) is a Graphics Processing Unit, targeted at desktop market segment. The GPU is based on NVIDIA GeForce GT 640 DDR3 model, and manufactured on 28 nm technology. The card has graphics clocked at 901 MHz. It also boasts 384 CUDA cores, 32 texture units, as well as 16 ROPs. The GeForce GT 640 embeds 2 GB of DDR3 memory. Since the memory is clocked at 891 MHz, and utilizes 128 bit bus, the effective memory bandwidth is 28.5 GB/s. The GPU supports PCI Express 3.0 interface, and needs 2 motherboard slots. The maximum power draw of this model is 65 Watt, same as on the reference design.
Below you will find more detailed specifications of the ASUS GeForce GT 640 graphics card.