NVIDIA GeForce GTX 850M: specs and benchmarks
NVIDIA started GeForce GTX 850M sales 12 March 2014. This is Maxwell architecture notebook card based on 28 nm manufacturing process and primarily aimed at gamers. 2 GB MB of DDR3 memory clocked at 2.5 GHz are supplied, and together with 128 Bit memory interface this creates a bandwidth of 80.0 GB/s.
Compatibility-wise, this is card attached via PCIe 3.0 x16 interface. Power consumption is at 45 Watt.
It provides poor gaming and benchmark performance at 11.35 percent of a leader's which is AMD Radeon R9 390 X2.