AMD Ryzen 9 9900X3D Desktop Processor
| General Specifications | |
| Name | AMD Ryzen 9 9900X3D |
| Family | Ryzen |
| Series | Ryzen 9000 Series |
| Form Factor | Desktops , Boxed Processor |
| Market Segment | Enthusiast Desktop |
| AMD PRO Technologies | No |
| Regional Availability | Global |
| Former Codename | Granite Ridge AM5 |
| Processor Architecture | Zen 5 |
| # of CPU Cores | 12 |
| Multithreading (SMT) | Yes |
| # of Threads | 24 |
| Max. Boost Clock | Up to 5.5 GHz |
| Base Clock | 4.4 GHz |
| L1 Cache | 960 KB |
| L2 Cache | 12 MB |
| L3 Cache | 128 MB |
| Default TDP | 120W |
| Processor Technology for CPU Cores | TSMC 4nm FinFET |
| Processor Technology for I/O Die | TSMC 6nm FinFET |
| Package Die Count | 3 |
| Unlocked for Overclocking | Yes |
| AMD EXPO™ Memory Overclocking Technology | Yes |
| Precision Boost Overdrive | Yes |
| Curve Optimizer Voltage Offsets | Yes |
| AMD Ryzen™ Master Support | Yes |
| CPU Socket | AM5 |
| Supporting Chipsets | A620 , X670E , X670 , B650E , B650 , X870E , X870 , B840 , B850 |
| CPU Boost Technology | Precision Boost 2 |
| Instruction Set | x86-64 |
| Supported Extensions | AES , AMD-V , AVX512 , AVX2 , AVX , FMA3 , MMX-plus , SHA , SSE2 , SSE4.2 , SSE4A , SSE4.1 , SSE3 , SSSE3 , SSE , x86-64 |
| Thermal Solution (PIB) | Not Included |
| Recommended Cooler | Liquid cooler recommended for optimal performance |
| Max. Operating Temperature (Tjmax) | 95°C |
| Launch Date | 03/12/2025 |
| *OS Support | Windows 11 – 64-Bit Edition , Windows 10 – 64-Bit Edition , RHEL x86 64-Bit , Ubuntu x86 64-Bit |
| Connectivity | Native USB 4 (40Gbps) – 4 Native USB 3.2 Gen 1 (5Gbps) – 1 |
| PCI Express® Version | PCIe® 5.0 |
| Native PCIe® Lanes (Total/Usable) | 28 , 24 |
| NVMe Support | Boot , RAID0 , RAID1 , RAID5 , RAID10 |
| System Memory Type | DDR5 |
| Memory Channels | 2 |
| Max. Memory | 192 GB |
| System Memory Subtype | UDIMM |
| Max Memory Speed | 2x1R DDR5-5600 2x2R DDR5-5600 4x1R DDR5-3600 4x2R DDR5-3600 |
| ECC Support | Yes (Requires mobo support) |
| Graphics Capabilities | Graphics Model: AMD Radeon™ Graphics Graphics Core Count: 2 Graphics Frequency: 2200 MHz USB Type-C® DisplayPort™ Alternate Mode: Yes |



