The best replacement for gtx 580 is gtx 670.

The best alternatives to gtx 580 are rated as following:
★★★★★  gtx 670
★★★★★  gtx 760
★★★★★  gtx 660
★★★★  gtx 770
★★★★  gtx 680
★★★  gtx 780
★★  7870
★★  6970
★★  7950
★★  gtx 660 ti
★★  5970
★★  gtx 590
★★  hd 5970
★  7970
★  quadro
★  gtx 650 ti
★  gtx 480
★  sli
★  660 ti
★  680
★  590
★  570
★  r9 270
  ati 6970
  660ti
  gtx 295
  gtx 660ti
  r9 280x
  480
  gtx 570
  gtx 460 sli
  1 gtx 590
  670
  470
  asus ares

Your alternative for gtx 580 is not listed? Suggest!
Speaking about gtx 580, one probably shouldn't forget about 3 monitors.

Other search terms related to gtx 580 and their ratings are:
★★★★★ 3 monitors
You have in mind a companion for gtx 580 and it is not yet here? Propose!



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