home > GeForce GT640 1024MB DDR3 OC LP / SX640LS1024JC
Sparkle GeForce GT640 1024MB DDR3 OC LP (part number SX640LS1024JC) is a desktop graphics processing unit, based on NVIDIA GeForce GT 640 DDR3. The GPU boasts Kepler architecture, and it is fabricated on 28 nm manufacturing process. The card has graphics clocked at 925 MHz. Furthermore, it has 384 CUDA cores, 32 texture units, and 16 ROPs. The GeForce GT640 1024MB DDR3 OC LP has 1 GB of DDR3 memory. Since the memory operates at 891 MHz, and utilizes 128 bit interface, the effective memory bandwidth is 28.5 GB/s. The GPU has PCI Express 3.0 interface, and requires a single slot on the motherboard. Like the reference design, this model has the maximum power consumption of 65 Watt.
Please see below for detailed specifications of the card.