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LowestBin compares Newegg, Best Buy, Micro Center, B&H Photo and Silicon Power every day for memory, SSDs, graphic cards, CPUs, motherboards and PC cases. In-stock and new only, with links to Amazon.

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Buying guides

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GuideDDR4 vs DDR5 →Which memory your PC needs, what actually changed between the two, and how much more DDR5 costs today.GuideNVMe vs SATA SSDs →Which kind of SSD fits your PC, how much speed you'll actually notice, and what each type costs today.GuideMotherboard chipsets →A620, B650, B850, X870, B860 and Z890 explained: what each one adds, what's worth paying for, and today's cheapest board for each.GuideHow to choose a PC case →Case sizes, the three measurements that decide whether your parts fit, airflow vs. glass, and today's cheapest case in each size.GuideWhich graphics card? →The cheapest card for 60 or 100+ fps at 1080p, 1440p and 4K today, how much VRAM you need, and NVIDIA vs AMD vs Intel.GuidePower supplies →A wattage calculator for the CPUs and graphics cards we track, what 80 Plus ratings mean, the cables you need, and the red flags to avoid.

How it works

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ExplainerHow RAM works →Animated diagrams of what happens inside a memory stick when your CPU asks for data, and what speed, CAS latency and dual channel really mean.ExplainerHow CPUs work →Animated diagrams of fetch, decode and execute, pipelining and cores, plus real benchmarks showing why cache beats core count in games.ExplainerHow SSDs work →Animated diagrams of a hard drive vs an SSD, what TLC and QLC mean, why SSDs need empty space, and how much faster each NVMe generation really is.ExplainerHow graphics cards work →Animated diagrams of why GPUs have thousands of cores and how a frame gets drawn, plus real benchmarks on resolution and VRAM, and what DLSS and FSR really do.

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