Intel Core i3 9100 4-core LGA 1151 (300 Series)

The i3-9100 is a budget quad-core that still gets the job done for everyday tasks. Just don't overpay for it, and don't expect it to keep up with modern Ryzen chips.

What surprised us most is how well this little quad-core punches above its weight class. The 6627 PassMark multi-core score lands it right in the middle of the pack, but the 2468 single-core score is where it shines. That's enough to keep Windows snappy, handle office work without breaking a sweat, and even do light photo editing. The 6MB of L3 cache helps, and the 4.2GHz boost means single-threaded tasks feel responsive. It's not going to win any rendering contests, but for a chip this old, it's still got legs.

The obvious comparison is AMD's Ryzen lineup. A Ryzen 5 7600 absolutely demolishes this chip in multi-core, but it also costs way more and needs a new motherboard and DDR5. The i3-9100 makes sense if you already have a 300 Series board or you're building a dirt-cheap office PC. Against something like the Xeon E5-2637 V2, the i3 wins on single-core and power efficiency, but loses on core count. The Phenom II X6 is ancient history at this point, don't even bother. For pure budget productivity, the i3-9100 still holds its own. For anything more demanding, save up for a Ryzen.

Pricing is all over the place right now. In the US you'll see listings from USD 50 to USD 204, and Amazon has the best deal at the low end. In Canada the spread is CAD 80 to CAD 232. If you can grab this near the bottom of that range, it's a solid budget pickup. At the high end, you're getting fleeced. Don't pay more than USD 80 for this chip in 2025.

The Core i3-9100 is one of those chips that quietly does its job and never asks for attention. It's a 4-core, 4-thread Coffee Lake part that boosts to 4.2GHz, sips power at 65W, and comes with a boxed cooler. The one thing to know? This is a budget workhorse that still holds up surprisingly well for everyday productivity, even if it's showing its age against modern Ryzen parts.

If you're building a new PC from scratch in 2025, skip this. A modern Ryzen 3 or even a used Ryzen 5 will give you way more headroom for not much more money. This chip only makes sense if you already have a 300 Series board and you need a cheap drop-in upgrade. If you're doing video editing, streaming, or heavy multitasking, this isn't it. Go get a Ryzen 5 7600 instead.

The i3-9100 is a fine budget chip if you find it cheap and you're not asking too much of it. It's reliable, easy to install, and handles everyday tasks without drama. But it's a 2019 processor in a 2025 world. If you're building new, there are better options. If you're upgrading an old 300 Series board on the cheap, this is a perfectly reasonable stopgap.