Pentium Gold G6405vsRyzen Threadripper 9980X
The Pentium Gold G6405 is a basic dual-core chip for simple office work or a budget home PC, while the Ryzen Threadripper 9980X is a 64-core monster built for heavy rendering and server-grade multitasking.
Pentium Gold G6405
Comet Lake-R · 14 nm · 2021
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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 outright for any serious work, while the Pentium Gold G6405 only makes sense for ultra-basic office tasks.
For budget buyers, the Pentium Gold G6405 is the smarter pick if you just need a cheap, low-power chip for simple computing.
The Pentium Gold G6405 is the right choice when you're building a low-cost, low-power home server that only runs a single lightweight application.
Frequently asked questions
Is the Pentium Gold G6405 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 2 out of 100), so it leads the Pentium Gold G6405 in most workloads.
How much faster is the Ryzen Threadripper 9980X than the Pentium Gold G6405?
Based on our aggregated benchmark scores the Ryzen Threadripper 9980X is roughly 4200% faster than the Pentium Gold G6405 overall. The real-world gap varies by game, resolution and settings.
Which should you buy, the Pentium Gold G6405 or the Ryzen Threadripper 9980X?
If you want the most performance, pick the Ryzen Threadripper 9980X. If the Pentium Gold G6405 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.