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Intel Core i9 9900K vs Intel Core i5 8400 - Comparison and Performance Benchmarks

Products Being Compared

Product 1: Intel Core i9 9900K Specifications | Product 2: Intel Core i5 8400 Specifications

Main Comparison Summary

Comparing Intel Core i9 9900K vs Intel Core i5 8400: Core Count leads by 33.3%, Thread Count leads by 166.7%, L3 Cache leads by 77.8%, Clock Speed leads by 28.6%, Power Consumption differs by 46.2%

Due to frequently updated benchmark data from multiple sources, if the comparison table doesn't cover all metrics, please visit the CPU Ranking List or GPU Ranking List for precise queries.

Complete Specifications Comparison

Specification
Intel Core i9 9900K
Intel Core i5 8400
Manufacturer Intel Intel
Launch Price ($) 488 ↑ 182
Series Core i9 Core i5
Release Year 2018 ↑ 2017
Market Desktop Desktop
Frequency (M/GHz) 3.6 ↑ 2.8
Turbo Clock (M/GHz) 5 ↑ 4
Threads 16 ↑ 6
Cores 8 ↑ 6
Cache L3 (MB) 16 ↑ 9
Memory Support DDR4 DDR4
Socket Intel Socket 1151 Intel Socket 1151
Integrated Graphics UHD Graphics 630 UHD Graphics 630
Process Size (nm) 14 14
TDP (W) 95 ↑ 65
Cinebench R23 12470 ↑ 5852
Geekbench -- --

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