5 0 - wire ▁tw isted ▁pair ▁cable , ▁running ▁at ▁ 8 0 0   M bit / s ▁( 1 0 0   MB / s ) ▁with ▁maximum ▁range ▁limited ▁to ▁, ▁but ▁was ▁soon ▁upgrad ed ▁to ▁include ▁a ▁ 1 6 0 0   M bit / s ▁( 2 0 0   MB / s ) ▁mode ▁running ▁on ▁Serial ▁H IP PI ▁fib re ▁opt ic ▁cable ▁with ▁a ▁maximum ▁range ▁of ▁. ▁ ▁H IP PI ▁usage ▁dw ind led ▁in ▁the ▁late ▁ 1 9 9 0 s . ▁This ▁was ▁partly ▁because ▁Ult ra 3 ▁SC SI ▁offered ▁rates ▁of ▁ 3 2 0   MB / s ▁and ▁was ▁available ▁at ▁almost ▁any ▁computer ▁store ▁at ▁comm od ity ▁prices . ▁Meanwhile , ▁F ib re ▁Channel ▁offered ▁simple ▁inter connect ▁with ▁both ▁H IP PI ▁and ▁SC SI ▁( it ▁can ▁run ▁both ▁protocol s ) ▁and ▁spe eds ▁of ▁up ▁to ▁ 4 0 0   MB / s ▁on ▁fib re ▁and ▁ 1 0 0   MB / s ▁on ▁a ▁single ▁pair ▁of ▁tw isted ▁pair ▁co pper ▁w ires . ▁Both ▁of ▁these ▁systems ▁have ▁since ▁been ▁supp l anted ▁by ▁even ▁higher ▁performance ▁systems ▁during ▁the ▁ 2 0 0 0 s . ▁ ▁G SN ▁- ▁H IP PI - 6 4 0 0 ▁ ▁In ▁ 1 9 9 9 ▁in ▁an ▁effort ▁to ▁improve ▁the ▁speed ▁resulted ▁in ▁H IP PI -