VT1 instances are the first Amazon EC2 instances that deliver dedicated hardware acceleration for video transcoding, and are optimized for workloads such as live streaming, video conferencing, video library optimization, and just-in-time asset transcoding. VT1 is powered by the AMD-Xilinx Alveo U30 media accelerator and can support streams up to 4K UHD resolution at 60 frames per second (fps) and can transcode up to 64 simultaneous 1080p60 streams in real time.
Source:: Amazon AWS