Amazon.com: HDMI Splitter 1 in 2 Out 18Gbps 4K 60Hz,1080P 144Hz, 1080P 120Hz, HDR10 by J-Tech Digital HDMI 2.0b, HDCP 2.2 Compliant with Smart EDID Control, Supports VESA Video formats [JTECH-4KSP12] :
10k 8k 4k HDMI 2.1 Cable 6.6 FT, Certified Ultra High Speed HDMI Cable 4k 120Hz 144Hz 8k 60Hz 48Gbps HDR10+ Dolby Atmos HDCP2.3 Compatible for Mac RTX4090 PC HDTV PS5 Xbox
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8K@60 HDMI Cable 2.1 5FT/1.5M, 48Gbps High Speed 4K120 144Hz HDMI Cord eARC RTX 3080 3090 HDR 4:4:4 DTS: X Compatible for PS5, PS4, UHD TV and PC - Walmart.com
Does HDMI 2.0 support a 3440x1440 resolution at 100Hz with HDR enabled simultaneously? If not, what is the oldest model of GPU (& cheapest) that supports HDMI 2.1 connections (and 2.1 speeds)? - Quora
Which Cable Do I Need For 144Hz? [Everything You Must Know]