AMD says it will invest $1B in Meta's equity offering, its first Helios rackscale systems are installed at Meta, and its EPYC CPUs power Meta's Muse AI agent (Kai Nicol-Schwarz/CNBC)

Kai Nicol-Schwarz / CNBC: AMD says it will invest $1B in Meta's equity offering, its first Helios rackscale systems are installed at Meta, and its EPYC CPUs power Meta's Muse AI agent — Nvidia and Advanced Micro Devices have said they will invest a total of $4 billion in Meta after the social media…