4XEM's 2M 8K and 4K Mini DisplayPort to DisplayPort Cable - 4XEM Inc.
Xput 1-5 Meter High End Cable Displayport 1.4 8k Displayport Kabel Kablo Cable Dp Line 1.4 Version Cable - Buy 3 Meter 5 Meter Displayport Cable,8k Displayport Kabel Kablo,Cable Displayport 1.4 Product on Alibaba.com
Cable Matters 8K DisplayPort to DisplayPort Cable (DisplayPort 1.4 Cable) with 8K 60Hz, 4K 120Hz and HDR Support, 6 Feet - Walmart.com