AMD Ryzen 9 9950X3D

CPU Description

Release & Generation

• Released January 2025
• Zen 5 (Ryzen 9000 series)
• Features second-generation 3D V-Cache technology with cache bonded underneath CCD for improved thermals and higher sustained boost clocks

Core Configuration & Speeds

• 16 Performance-cores + 0 Efficiency-cores = 16 cores / 32 threads
• 144 MB total cache (128 MB L3 + 16 MB L2)
• Up to 5.7 GHz boost
• 170W TDP

Memory Support

• DDR5-5600 (officially supported; higher speeds like DDR5-6000 achievable)

Socket

• AM5 socket; compatible with existing AM5 platform motherboards

Variants

• Ryzen 9 9950X3D (current model): 16-core with 64MB 3D V-Cache on one CCD, 5.7GHz boost, 170W TDP
• Ryzen 9 9950X: Non-X3D variant without additional 3D V-Cache (80MB total cache vs 144MB), otherwise similar core configuration