does this do 4k at 60 hz?

Hi, It support 4K@30Hz, please note. We have another can support 4K@60Hz, please check this item#9SIAERKE8R5785.

Questions & Answers: DP DisplayPort to HDMI Cable 6ft, IXEVER 4K Display Port to HDMI Adapter Male to Male 6 Feet Cable Cord Converter for PCs to HDTV, Monitor, Projector

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DP DisplayPort to HDMI Cable 6ft, IXEVER 4K Display Port to HDMI Adapter Male to Male 6 Feet Cable Cord Converter for PCs to HDTV, Monitor, Projector

DisplayPort to HDMI cable directly connects a Display Port (DP, DP++, DisplayPort++) equipped computer to an HDTV, monitor, or projector with HDMI input
Transmits high-definition audio and video from your computer to an HDTV for video streaming or gaming; Connect and configure your monitor for an Extended Desktop or Mirrored Displays
Supports video resolutions up to 4K 30Hz,1080p and flawless audio pass-thru for uncompressed digital 7.1, 5.1 or 2 channels
Gold-plated on connectors, bare copper conductors, and foil & braid shielding combine together to provide both superior cable performance and reliable connectivity
Built-in advanced IC chip converts DisplayPort signal to HDMI signal; It is NOT a bi-directional converter and cannot transmit signals from HDMI to DisplayPort