NVIDIA GeForce GTX 980M: specs and benchmarks
NVIDIA started GeForce GTX 980M sales 7 October 2014. This is Maxwell 2.0 architecture notebook card based on 28 nm manufacturing process and primarily aimed at gamers. 8 GB of GDDR5 memory clocked at 2.5 GHz are supplied, and together with 256 Bit memory interface this creates a bandwidth of 160 GB/s.
Compatibility-wise, this is card attached via MXM-B (3.0) interface. Power consumption is at 100 Watt.
It provides good gaming and benchmark performance at 33.25 percent of a leader's which is AMD Radeon R9 390 X2.