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AMD Ryzen 3 3100U vs ZHAOXIN KaiXian KX-U6780A

AMD Ryzen 3 3100U and ZHAOXIN KaiXian KX-U6780A are both desktop processors listed on PassMark CPU Benchmarks. This page sets their benchmark scores, estimated prices, and specifications side by side using the same source data for both, so the figures are directly comparable.

AMD Ryzen 3 3100U lists FP5 and ZHAOXIN KaiXian KX-U6780A lists no socket, so moving between them is likely to be a platform change. Budget for a motherboard, memory, and cooling as well as the processor.

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Side-by-side specifications
The stronger benchmark score, lower estimated price, and lower typical power draw are highlighted.
MetricAMD Ryzen 3 3100UZHAOXIN KaiXian KX-U6780A
Single core1,538744
Multicore2,8903,145
Estimated priceNot listedNot listed
Cores28
Threads28
Performance coresNot listedNot listed
Efficient coresNot listedNot listed
Base clock1.9 GHz2.7 GHz
Turbo clock3.2 GHzNot listed
Typical TDP15 WNot listed
SocketFP5Not listed
ClassDesktop, LaptopDesktop
Release / first seenQ2 2026Q3 2025

How do the benchmark scores compare?

AMD Ryzen 3 3100U has a PassMark single-core score of 1,538, compared with 744 for ZHAOXIN KaiXian KX-U6780A. AMD Ryzen 3 3100U has the higher score in this benchmark.

AMD Ryzen 3 3100U has a PassMark multicore score of 2,890, compared with 3,145 for ZHAOXIN KaiXian KX-U6780A. ZHAOXIN KaiXian KX-U6780A has the higher score in this benchmark.

Single-core scores describe one thread; multicore scores describe aggregate CPU throughput. These results do not establish which CPU is faster in every application. Compare platform support and total upgrade cost before buying.

Other processors readers weigh against these two.

Sources and data freshness

The retrieval date records when Find Me a CPU collected the source data. It is not a benchmark test date. Prices are USD estimates from the source, converted for other currencies, rather than live retailer offers. Release / first seen means the CPU first appeared on PassMark charts, not necessarily its launch date.

Benchmark scores do not predict frame rates in a particular game. Typical TDP is a specification, not measured electricity use. A matching socket does not confirm motherboard support; check the manufacturer's CPU support list and BIOS requirements.

How our data and recommendations work