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VisionTek Radeon R9 390 (part number 900809) is a Graphics Processing Unit for desktop market segment, based on AMD Radeon R9 390. Manufactured on 28 nm technology, the GPU utilizes Graphics Core Next 1.1 architecture. The card has 1 GHz graphics clock frequency. It also has 2560 stream processors, 160 texture units, along with 64 color ROPs. The Radeon R9 390 comes with 8 GB of GDDR5 memory, clocked at 1.5 GHz. It has a 512 bit wide memory bus, which translates to 384 GB/s memory bandwidth. The GPU has PCI Express 3.0 interface, and requires 2 motherboard slots. Like the reference design, this model has the maximum power consumption of 275 Watt.
Detailed specifications of the graphics card are available below.