Compare Processors: Intel Core i5-9600K vs Core i5-8400

Intel Core i5-9600K

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Intel Core i5-8400

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Price
$229.99
Prime Eligible Item
$209.98
Availability In Stock In Stock
Pangoly Score - -
Brand Intel Intel
Model BX80684I59600K BX80684I58400
Release Date October 2018 October 2017
Performance
(Charts)
24th
45th
Effective Value
8th
21st
TDP 95 Watts 65 Watts
Price history
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Suggested PC builds
-
Pros - -
Cons - -
Series Core i5 9th Gen Core i5 8th Gen
Core Name Coffee Lake Coffee Lake
Socket LGA1151 LGA1151
Integrated Graphics Intel UHD Graphics 630 Intel UHD Graphics 630
CPU Cores 6 6
CPU Threads 6 6
CPU Clock Rate 3700MHz 2800MHz
CPU Turbo Clock Rate 4600MHz 4000MHz
CPU Cooler included No Yes
Manufacturing Process 14 nm 14 nm
Maximum Supported Memory 64GB 64GB
Cache L3 1.50MB 9.00MB
Critic Reviews

"While testing the Core i5 9600K the multi-threaded performance was a bit lack-luster, this proc really could have used SMT (Hyper-threading). However, Intel carefully examined the Achilles heel of Ryzen processors and realized that with (and only) very..."

"Anyone looking to buy a completely new desktop PC today should avoid previous-generation Intel CPUs simply because you get more physical cores at all price levels with 8th Gen Core models as well as AMD's entire Ryzen lineup. The Core i5-8400 is an..."

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Compare Processors: Intel Core i5-9600K vs Core i5-8400. Analyze head-to-head all specifications and features to find out the better CPU.

Comparison summary

Reasons to pick the Intel Core i5-9600K:

  • Slightly better average performance, around 18%.
  • Slightly better effective value.
  • Newer Product, it was released around 12 months later.
  • Higher CPU Clock Frequency (+900MHz).
  • Higher Max Turbo Clock Frequency (+600MHz).

Reasons to pick the Intel Core i5-8400:

  • 9% cheaper, you can save $20.01.
  • Around 32% lower thermal design power.
  • Includes CPU Cooler.
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