The best replacement for 3.0 is 2.0 usb.

The best alternatives to 3.0 are rated as following:
★★★★★  2.0 usb
★★★★  firewire
★★★  4.0
★★★  thunderbolt
★★★  esata
★★  4.0 ranger
★★  22re
★★  4.0 ford ranger
★★  2.0
★★  5.0 nike
★  1.8t
★  4.3 mercruiser
★  3.5
★  4.2 patrol
★  firewire 800
★  3.0 x16
★  2.0 flash drive
★  2.0 usb ports
★  2.0 modem
★  5.0
★  3.2 e36 m3
★  sata
★  usb 2.0
  3.6 cts
  3.4
  athlon 64 3000
  esata speed
  sata 150
  3.2 ghz
  1.1
  6.0 sata
  4.4
  2.0 speed
  2.2
  2.0 hard drive
  web 2.0
  2.0 pcie
  .net 2.0
  sata ii
  4.4 x5
  spring
  2.0 cable
  photoshop elements 4.0
  3.2 m3
  pci express 2.0
  docsis 2.0
  3.5 pajero
  2.3

Your alternative for 3.0 is not listed? Suggest!
Speaking about 3.0, one probably shouldn't forget about 2.0 port.

Other search terms related to 3.0 and their ratings are:
★★★★★ 2.0 port
★★★★ pci express
★★★★ a2dp
★★★ usb 2.0
★★ sandy bridge
★★ wireless router
★★ mac
★ computer
router
You have in mind a companion for 3.0 and it is not yet here? Propose!



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3.0
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