Head-to-head used CPU value

Intel Core i5-10400 vs Intel Core i7-9700T

Intel Core i7-9700T currently offers better used gaming performance per dollar. Tracked gaming performance is effectively tied.

Prices updated Sep 6, 2026
Used price differenceIntel Core i7-9700T is 4.7% lower
Gaming differenceEffectively tied
Value differenceIntel Core i7-9700T is 5.2% higher

Which CPU Should You Buy?

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

Best Gaming Value

Intel Core i7-9700T 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

Intel Core i5-10400 is about 14% 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 i7-9700T has a 30 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 i5-10400Intel Core i7-9700T
Current used price$89.22$84.99
Current new price$124.99$1,545
Relative gaming performance5555
Gaming performance per dollar0.6150.647
Cinebench R23 multi7,5776,513
Cinebench R23 single1,1261,142
Cores / threads6 / 128 / 8
Socket--
TDP65 W35 W
Release year20202019
Qualified sales2212
Full valuation

Intel Core i5-10400

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

Full valuation

Intel Core i7-9700T

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.