Minimum client requirements vary somewhat depending on what client you want to use, and what kind of video you plan to stream.
Network Speed Recommendation:
A fast network like Gigabit Ethernet or WiFi 802.11ac
Standalone Virtual KVM Client (VKCS) and Active KVM Client (AKC)
CPU:
For FullHD video: a modern and fast dual core CPU, such as Intel Core i3 4xxx or newer, or a quad core CPU. If you plan to run more than one KVM session, a quad core CPU is recommended.
For 4K video: a modern and fast quad core CPU, such as Intel Core i5 4xxx or newer. If you plan to run more than one 4K stream, a CPU with 6 or more cores is recommended, such as Intel Core i5/i7 8xxx.
8GB RAM
Graphics Card: a modern OpenGL capable graphics card, such as GeForce or Radeon. At least 1GB.
