Usb2/3 performance of asrock z68 same as asrock p67?

[forgetcolor]

The usb 2and usb3 performance benchmarks are excellent for the asrock p67 extreme 6 board. Tom's review of the asrock z68 board doesn't include usb benchmarks. Is it likely to perform as well as the p67 board in that regard?

 

[forgetcolor]

The usb 2and usb3 performance benchmarks are excellent for the asrock p67 extreme 6 board. Tom's review of the asrock z68 board doesn't include usb benchmarks. Is it likely to perform as well as the p67 board in that regard?

anyone have one of these asrock z68 boards that could run a benchmark?