Product Compare
AMD Ryzen 9 PRO 9955 vs AMD Ryzen Threadripper 1900X
| CPU | CPU | |
|---|---|---|
| General Parameters | ||
| Release Date | Jun 2026 | Aug 2017 |
| Manufacturer | AMD | AMD |
| Type | Server | Desktop |
| Core Architecture | Granite Ridge | Zen |
| Integrated Graphics | Radeon Graphics | N/A |
| Generation | Ryzen 9 (Zen 5 (Granite Ridge)) | |
| Instruction Set | x86-64 | |
| Package | ||
| Transistor Count | 16.63 billions | 9.6 billions |
| Manufacturing Process | 4 nm | 14 nm |
| Socket | AMD Socket AM5 | sTR4 |
| Power Consumption | 120 W | 180 W |
| Peak Operating Temperature | 95°C | 68 °C |
| Foundry | TSMC | |
| Die Size | 2x70.6 mm² | |
| I/O Process Size | 6 nm | |
| I/O Die Size | 122 mm² | |
| Package | FC-LGA1718 | |
| CPU Performance | ||
| Performance Core Base Frequency | 3.4 GHz | 3.8 GHz |
| Performance Core Turbo Frequency | 5.4 GHz | 4 GHz |
| Total Core Count | 12 | 8 |
| Total Thread Count | 24 | 16 |
| Bus Frequency | 100 MHz | 100 MHz |
| Multiplier | 34.0 | 38x |
| L1 Cache | 80 KB per core | 96 K per core |
| L2 Cache | 1 MB per core | 512 K per core |
| L3 Cache | 64 MB | 32 MB shared |
| Unlocked Multiplier | No | Yes |
| SMP | 1 | |
| Performance Cores | 8 | |
| Performance Core Threads | 16 | |
| Memory Parameters | ||
| Memory Types | DDR5-5600 | DDR4-2666 |
| Max Memory Channels | 2 | 4 |
| Max Memory Bandwidth | 89.6 GB/s | 79.47 GB/s |
| ECC Memory Support | Yes | Yes |
| Max Memory Size | 2048 GB | |
| Miscellaneous | ||
| PCIe Version | 5 | 3.0 |
| PCIe Lanes | 24 | 60 |
| Official Website | Official Link ↗ | |