Head-to-head used CPU value

Intel Core i5-9400 vs Intel Core i5-9400F

Intel Core i5-9400F currently offers better used gaming performance per dollar. Tracked gaming performance is effectively tied.

Prices updated Sep 6, 2026
Used price differenceIntel Core i5-9400F is 12.9% lower
Gaming differenceEffectively tied
Value differenceIntel Core i5-9400F is 14.8% higher

Which CPU Should You Buy?

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

Best Gaming Value

Intel Core i5-9400F 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

The tracked multi-core scores are effectively tied or incomplete. Compare core counts and application-specific benchmarks for productivity builds.

Platform And Upgrade Cost

Socket data is incomplete for this pair.

Price, Benchmark And Platform Comparison

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

MetricIntel Core i5-9400Intel Core i5-9400F
Current used price$46.49$40.48
Current new price$79$86.99
Relative gaming performance5050
Gaming performance per dollar1.0711.23
Cinebench R23 multi5,8765,876
Cinebench R23 single1,0451,045
Cores / threads6 / 66 / 6
Socket--
TDP65 W65 W
Release year20192019
Qualified sales106
Full valuation

Intel Core i5-9400

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

Full valuation

Intel Core i5-9400F

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.