This PC build matches what Call of Duty: Black Ops III actually demands at 1080p rather than what its outdated minimum specs might suggest. The AMD Ryzen 5 9600X is a strong choice because the game leans heavily on single-thread and multi-thread CPU performance during Zombies survival and multiplayer, especially when community mods spawn large numbers of entities at once. A six-core Zen 5 processor handles those spikes confidently without requiring a flagship tier investment. The Radeon RX 9060 XT with 16GB of VRAM is well beyond what the base game needs at 1080p, but that headroom matters here. It ensures visual settings stay maxed without frame pacing issues and provides a buffer for poorly optimized custom Zombies content that can unexpectedly stress the graphics card. The 16GB of DDR5-6000 RAM in this build covers the game's memory behavior comfortably, including modded scenarios that push beyond the base footprint. A 1TB Kingston NV3 NVMe SSD addresses the common pain point of install size and slow loads, which matters when the game plus mods and custom maps can consume far more storage than players anticipate. The MSI 650W power supply provides clean overhead for these components, and the Thermalright Peerless Assassin cooler keeps the Ryzen 5 9600X running steady during longer sessions. None of these parts are excessive for 1080p play in a 2015 title, and that is exactly the point. You get reliable performance where it counts, avoiding the common beginner mistake of overspending on a premium GPU while neglecting CPU consistency and storage speed.