AMD Radeon HD 8870M: specs and benchmarks
AMD started Radeon HD 8870M sales 18 December 2012. This is GCN architecture notebook card based on 28 nm manufacturing process and primarily aimed at gamers. 2 GB of GDDR5, DDR3 memory clocked at 4.5 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 7.82 percent of a leader's which is NVIDIA GeForce GTX 1080 SLI Mobile.