CPU
Central Processing Units
Intel Core i7-14700 vs i7-14700K: What the K Actually Adds
At TechCortex the K costs just $3 more, but its unlocked multiplier is dead weight without a Z790 board, and the non-K ships with a cooler. Here is who each chip is really for.
Does the Ryzen 7 7800X3D Need Fast RAM?
The 7800X3D has 96MB of L3 cache, so faster-than-DDR5-6000 memory buys it almost nothing. Here is the kit spec that actually matters and the one setting most people get wrong.
Ryzen 9 9950X vs Core i7-14700K: Which High-End CPU to Buy
The Ryzen 9 9950X wins multi-core by ~18% and runs far cooler, but costs $239 more than the Core i7-14700K. For pure gaming, neither is the smart buy.
Can You Build a PC Without a Graphics Card?
Short answer: yes, if your CPU has integrated graphics. Here is which Intel and AMD chips can drive a display on their own, and which leave you staring at a black screen.
Ryzen 5 7600X vs Ryzen 7 7800X3D: How Much CPU to Game On
Same AM5 socket, one has 3x the cache. The 7800X3D is the faster gaming chip, but the 7600X costs half as much and keeps pace whenever the GPU is the limit. Here's the $207 decision.
Core i5-14600K vs i5-14500: Is the K Worth It for Gaming?
For gaming the i5-14600K leads the i5-14500 by only about 8% in single-core, and the gap all but vanishes above 1080p. The K's real wins are overclocking and 21% more multi-core. Here's who should pay the extra $67.
Best Motherboard for the Ryzen 7 7800X3D (2026)
The 7800X3D can't be overclocked and sips about 50W in games, which changes what you should look for in a board. Here is where the A620, B850, and X870 actually fit.
Best CPU for 4K Gaming in 2026: Why You Can Spend Less
At 4K your GPU does almost all the work, so a mid-range CPU keeps up with far pricier chips. Here is what to actually buy for 4K gaming in 2026, and the one case where paying more still pays off.
Core i5-14600K vs i7-14700K: Gaming vs Productivity
For pure gaming the 14600K and 14700K are within a few percent, so the i7's real edge is ~47% more multi-core throughput. Here's who should pay the extra $87.
Ryzen 5 9600X vs Core i5-14600K: Value vs Cores
The 14600K leads 1080p gaming by about 4% and crushes multi-core work, but the 9600X costs $145 less at TechCortex, runs far cooler, and sits on a live socket. Here's which one fits your build.
Will the Ryzen 7 7800X3D Bottleneck an RTX 5080?
Short answer: no. At 1440p and 4K, where an RTX 5080 belongs, the graphics card sets the frame rate and the 7800X3D is among the fastest gaming CPUs made. Here is the one case where any CPU can hold it back.
Do You Need Thermal Paste for a New CPU Cooler?
Almost never. New coolers ship with paste, and every AIO comes with it pre-applied. Here is the one situation where you actually need to buy a separate tube.