AMD Radeon R9 M275X: specs and benchmarks
AMD started Radeon R9 M275X sales 28 January 2014. This is GCN 1.0 architecture desktop card based on 28 nm manufacturing process and primarily aimed at gamers. 4096 GB of GDDR5 memory clocked at 1.13 GHz are supplied, and together with 128 Bit memory interface this creates a bandwidth of 72 GB/s.
Compatibility-wise, this is card attached via PCIe 3.0 x16 interface.
It provides poor gaming and benchmark performance at 6.79 percent of a leader's which is AMD Radeon R9 390 X2.