AMD Ryzen 9 5900X

CPU Description

Release & Generation

• Released November 2020
• Zen 3 (Ryzen 5000 Series)
• Final major desktop CPU release for the AM4 socket before the platform transition to AM5

Core Configuration & Speeds

• 12 Performance-cores + 0 Efficiency-cores = 12 cores / 24 threads
• 70 MB total cache (6 MB L2 + 64 MB L3)
• Up to 4.8 GHz boost
• 105W TDP

Memory Support

• DDR4 up to 3200 MHz officially supported

Socket

• AM4; PCIe 4.0 support; final major desktop CPU release for AM4 before transition to AM5

Variants

• Ryzen 9 5900X: Standard model with all features enabled
• Ryzen 9 5950X, Ryzen 7 5800X, Ryzen 5 5600X: Other Ryzen 5000 series SKUs (separate models, not variants of the 5900X)