Version 1.3[edit]
HDMI 1.3 was released on June 22, 2006, and increased the maximum TMDS clock to 340 MHz (10.2 Gbit/s).[6][38][94] Like previous versions, it uses 8b/10b encoding, giving it a maximum video bandwidth of 8.16 Gbit/s (1920 × 1080 at 120 Hz or 2560 × 1440 at 60 Hz)
Version 1.4[edit]
HDMI 1.4 with audio return channel
HDMI 1.4 was released on May 28, 2009, and the first HDMI 1.4 products were available in the second half of 2009.[62][97] HDMI 1.4 added support for 4K × 2K, i.e. 4096×2160 at 24 Hz (which is a resolution used with digital theaters), 3840×2160 (Ultra HD) at 24 Hz/25 Hz/30 Hz, and support for 1080p at 120 Hz.
tail -f -n 0 /var/log/nginx/access.log | awk 'BEGIN { st=systime(); } { ++count ; ct=systime(); if (ct-st >= 1) { print count/1 ; count=0; st=ct } }' | tee rps.log