| Name | AMD Ryzen 9 9900X3D |
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| Family | Ryzen |
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| Series | Ryzen 9000 Series |
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| Form Factor | Desktops, Boxed Processor |
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| Market Segment | Enthusiast Desktop |
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| AMD PRO Technologies | No |
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| Regional Availability | Global |
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| Former Codename | Granite Ridge AM5 |
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| Processor Architecture | Zen 5 |
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| # of CPU Cores | 12 |
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| Multithreading (SMT) | Yes |
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| # of Threads | 24 |
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| Max. Boost Clock | Up to 5.5 GHz |
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| Base Clock | 4.4 GHz |
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| L1 Cache | 960 KB |
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| L2 Cache | 12 MB |
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| L3 Cache | 128 MB |
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| Default TDP | 120W |
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| Processor Technology for CPU Cores | TSMC 4nm FinFET |
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| Processor Technology for I/O Die | TSMC 6nm FinFET |
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| Package Die Count | 3 |
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| Unlocked for Overclocking | Yes |
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| AMD EXPO Memory Overclocking Technology | Yes |
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| Precision Boost Overdrive | Yes |
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| Curve Optimizer Voltage Offsets | Yes |
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| AMD Ryzen Master Support | Yes |
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| CPU Socket | AM5 |
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| Supporting Chipsets | A620, X670E, X670, B650E, B650, X870E, X870, B840, B850 |
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| CPU Boost Technology | Precision Boost 2 |
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| Instruction Set | x86-64 |
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| Supported Extensions | AES, AMD-V, AVX512, AVX2, AVX, FMA3, MMX-plus, SHA, SSE2, SSE4.2, SSE4A, SSE4.1, SSE3, SSSE3, SSE, x86-64 |
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| Thermal Solution (PIB) | Not Included |
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| Recommended Cooler | Liquid cooler recommended for optimal performance |
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| Max. Operating Temperature (Tjmax) | 95°C |
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| Launch Date | 03/12/2025 |
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| *OS Support | Windows 11/10 (64-bit), RHEL x86 64-Bit, Ubuntu x86 64-Bit |
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