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AMD Radeon R9 M290X mobile Graphics Processing Unit was released in January 2014. The GPU makes use of Graphics Core Next architecture, and it is manufactured on 28 nm technology. The card has 850 MHz graphics clock frequency. Furthermore, it has 1280 stream processors, 80 texture units, along with 32 color ROPs. The Radeon R9 M290X comes with 4 GB of GDDR5 memory. Since the memory is clocked at 1.2 GHz, and uses 256 bit bus, the effective memory bandwidth is 153.6 GB/s. The GPU supports PCI Express 3.0 interface.
More detailed specifications of the AMD Radeon R9 M290X card are available below.