hm i dont have this lag you guys speak for at all from my computer. runs smooth and clean. i got a i7-2600 (i think) 3.4 (8 cpu's). currently at my laptop so i cant check.
i do however have lag in pvp, but thats latency/network issues not computer related.
"Orks is never beaten in battle, if we wins we wins, if we die we die so it don't count as beat, an' if we runs for it we don't die neither, so we can always come back for another go!"