Key facts
Production status: Active
Release date: 2025-01-06
Cores / Threads: 16 / 32
Base clock: 2500 MHz
Turbo clock: 5400 MHz
TDP: -
Process: 4 nm
Codename: Fire Range
Generation: Ryzen 9 (Zen 5 (Fire Range))
All available specs
| Field | Value |
|---|---|
| name | Ryzen 9 9955HX |
| Socket | AMD Socket FL1 |
| Foundry | TSMC |
| Process Size | 4 nm |
| Transistors | 16,630 million |
| Die Size | 2x 70.6 mm² |
| Package | µFC-BGAFL1 |
| Market | Mobile |
| Production Status | Active |
| Release Date | Jan 6th, 2025 |
| Part# | 100-000001028 |
| Frequency | 2.5 GHz |
| Turbo Clock | up to 5.4 GHz |
| Base Clock | 100 MHz |
| Multiplier | 25.0x |
| Multiplier Unlocked | Yes |
| Codename | Fire Range |
| Generation | Ryzen 9 (Zen 5 (Fire Range)) |
| Memory Support | DDR5 |
| ECC Memory | Yes |
| # of Cores | 16 |
| # of Threads | 32 |
| SMP # CPUs | 1 |
| Integrated Graphics | Radeon 610M |
| Cache L1 | 80 KB (per core) |
| Cache L2 | 1 MB (per core) |
| Features | MMX, SSE, SSE2, SSE3, SSSE3, SSE4A, SSE4.1, SSE4.2, AES, AVX, AVX2, AVX-512, BMI1, BMI2, SHA, F16C, FMA3, AMD64, EVP, AMD-V, SMAP, SMEP, SMT, Precision Boost OD, Precision Boost 2, AMD EXPO |
| Notes | Radeon graphics dynamic frequency: 400-2200 MHzECC modes require motherboard support. |
| Rated Speed | 5600 MT/s |
| Memory Bus | Dual-channel |
| Memory Bandwidth | 89.6 GB/s |
| tJMax | 100°C |
| PCI-Express | Gen 5, 28 Lanes (CPU only) |
| Cache L3 | 64 MB (shared) |
| Bundled Cooler | None |
| Configurable TDP | 75 W |
| I/O Process Size | 6 nm |
| I/O Die Size | 122 mm² |
| I/O Transistors | 3,400 million |
| PPT | 74-101 W |