Ryzen 5 PRO 7645vsRyzen Threadripper 9980X
The Ryzen 5 PRO 7645 is a sensible, power-efficient office CPU for professional workstations, while the Threadripper 9980X is a monster multi-core chip for creators and engineers who need to chew through massive rendering or simulation jobs.
Ryzen 5 PRO 7645
Raphael · 5 nm · 2023
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Ryzen Threadripper 9980X
Shimada Peak · 4 nm · 2025
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Overall Performance Score
A unified score from combined synthetic and real-world benchmarks. 100 represents the fastest desktop CPU available.
Side-by-Side Specs
Every detail compared. Highlighted cells indicate the leading value for that metric.
Which should you buy?
The Ryzen Threadripper 9980X wins for heavy multi-threaded tasks, but the Ryzen 5 PRO 7645 is the smarter pick for most users.
The Ryzen 5 PRO 7645 offers far better value for everyday computing, while the Ryzen Threadripper 9980X targets professional workloads.
The Ryzen 5 PRO 7645 is the right choice for a budget-friendly office PC that doesn't need extreme multi-core power.
Frequently asked questions
Is the Ryzen 5 PRO 7645 better than the Ryzen Threadripper 9980X?
Overall the Ryzen Threadripper 9980X is the stronger processor: it ranks higher in our aggregate performance score (86 vs 17 out of 100), so it leads the Ryzen 5 PRO 7645 in most workloads.
How much faster is the Ryzen Threadripper 9980X than the Ryzen 5 PRO 7645?
Based on our aggregated benchmark scores the Ryzen Threadripper 9980X is roughly 406% faster than the Ryzen 5 PRO 7645 overall. The real-world gap varies by game, resolution and settings.
Which should you buy, the Ryzen 5 PRO 7645 or the Ryzen Threadripper 9980X?
If you want the most performance, pick the Ryzen Threadripper 9980X. If the Ryzen 5 PRO 7645 is meaningfully cheaper where you shop, it can be the better value for similar real-world results — check current prices and the full spec comparison above before deciding.