Benchmarks: Sleeping Dogs, Battlefield 4
The R9 285 was good for 43.6fps at 1920x1200 when testing with Sleeping Dogs, making it just 2% faster than the GTX 760. Moreover it was only able to match the performance of the R9 280 while being 15% slower than the R9 280X.
The R9 285 couldn't quite average 40fps at 1920x1200 when playing Battlefield 4, yet it was 11% faster than the GTX 760. Compared to the R9 280 that it is replacing, the R9 285 was 2% slower and 15% slower than the R9 280X.