got the 5tb varient for rs 8368 could have bought it even cheaper 7800 in the later big billion days anyway performance is satisfactory read speeds are on average 80100mbps on windows the speed here is subjective and might vary according to your internal hdd throughput its a bit slower on linux at around 60 mbps not sure why goes to sleep in case of inactivity on windows doesnt work on linux and keeps spinning performance when copying from ssd is even better got