Head-to-head used CPU value

Intel Core i5-10400 vs AMD Ryzen 9 5900X

Intel Core i5-10400 currently offers better used gaming performance per dollar. Tracked gaming performance is effectively tied.

Prices updated Sep 30, 2026
Used price differenceAMD Ryzen 9 5900X is 142.7% higher
Gaming differenceEffectively tied
Value differenceAMD Ryzen 9 5900X is 58.6% lower

Which CPU Should You Buy?

Gaming value, productivity, and total platform cost can point to different winners.

Best Gaming Value

Intel Core i5-10400 currently provides more tracked gaming performance per used dollar. Recheck the live prices before buying because a small market move can change the winner.

Productivity And Core Workloads

AMD Ryzen 9 5900X is about 189.3% faster in the tracked Cinebench R23 multi-core result. Core count, cooling, and application behavior still affect real workloads.

Platform And Upgrade Cost

Socket data is incomplete for this pair. Intel Core i5-10400 has a 40 W lower tracked TDP.

Price, Benchmark And Platform Comparison

Used price uses the latest median, then the 25th percentile or minimum as fallback.

MetricIntel Core i5-10400AMD Ryzen 9 5900X
Current used price$84.99$206.23
Current new price$124.99$109.8
Relative gaming performance5555
Gaming performance per dollar0.6450.267
Cinebench R23 multi7,57721,921
Cinebench R23 single1,1261,636
Cores / threads6 / 1212 / 24
Socket-AM4
TDP65 W105 W
Release year20202020
Qualified sales235
Full valuation

Intel Core i5-10400

Open price history, fair value range, confidence, and complete specifications.

Full valuation

AMD Ryzen 9 5900X

Open price history, fair value range, confidence, and complete specifications.

Build-level estimate

PC Value Calculator

Estimate what a complete gaming PC containing either processor may be worth.