NVIDIA GeForce GTX 870M: specs and benchmarks
NVIDIA started GeForce GTX 870M sales 12 March 2014. This is Kepler architecture notebook card based on 28 nm manufacturing process and primarily aimed at gamers. 3 GB of GDDR5 memory clocked at 2.5 GHz are supplied, and together with 192 Bit memory interface this creates a bandwidth of 120.0 GB/s.
Compatibility-wise, this is card attached via MXM-B (3.0) interface. No additional power connector is required, and power consumption is at 100 Watt.
It provides poor gaming and benchmark performance at 14.64 percent of a leader's which is AMD Radeon R9 390 X2.