AMD FX 6100 6-core AM3+

The FX-6100 is a six-core AM3+ relic with weak single-thread performance and a 95W appetite. It's cheap in the US at USD 64, but European prices swing from EUR 139 to EUR 153, so shop carefully. Only worth it as a drop-in upgrade for an existing AM3+ board, not for a new build.

Six cores at 3.3GHz base and 3.9GHz boost sounds okay on paper, but the PassMark numbers are sobering. 3710 multi and 1313 single put this well behind even entry-level modern chips. The 8MB of L3 cache helps a little, but the 95W TDP means you're burning real power for not much speed. Multi-thread lands in the bottom third of our database, and single-thread is worse. For everyday browsing and office work it's fine. For anything heavier, you'll feel the age immediately.

Against the Intel Core Ultra 5 225, this thing gets embarrassed. The Ultra 5 is a modern architecture with vastly better single-thread and efficiency. The Dell Xeon E5-2637 V2 is also old but at least brings server-grade reliability and better platform support. The Phenom II X6 HDT90ZFBGRBOX is the closest spiritual sibling, another six-core AM3 relic, but the FX-6100 generally edges it out in multi-thread. The be quiet! Ryzen 3 Dark Rock Pro 5 isn't even a CPU, it's a cooler, so that comparison is just noise. Bottom line: the FX-6100 only makes sense against other dead platforms, and even then it's a lateral move.

At USD 64 in the US, this is a tempting impulse buy for someone nursing an old AM3+ system. But the EUR listings are all over the place, ranging from EUR 139 to EUR 153 across DE, ES, and FR. That spread is wild for a chip this old. If you're in Europe, shop carefully, the cheapest EUR listing is the only one worth considering, and even then it's a stretch. The CAD 197 and GBP 178 prices are frankly absurd for this level of performance. You're paying collector prices for a museum piece.

The AMD FX-6100 is a six-core chip from a bygone era, and it feels like it. Socket AM3+ is dead, DDR3 is old news, and the platform score sits near the bottom of our database. But if you already have an AM3+ board and need a cheap drop-in upgrade, this thing still boots and runs basic stuff fine.

Our scores tell the story. Affordability is strong, social proof is solid, but single-thread performance is rough and efficiency is mediocre. This is a budget stopgap, not a foundation for a new build.

Skip this if you're building a new PC, period. The platform is dead, the single-thread performance is painful, and you can get a used Ryzen or modern budget chip that runs circles around it for similar money. Also skip if you care about power efficiency, 95W for this speed is just wasteful. And if you need any kind of AI or machine learning workload, the 23.1 AI score is a hard no.

Buy this if you have an AM3+ motherboard, a tight budget, and just need a working computer for email, web browsing, and light office tasks. It's a fine stopgap. But if you're building anything new, or you need real performance for gaming, streaming, or content creation, save your money. This chip belongs in a retro build or a server closet, not a daily driver in 2025.