Compare Processors: Intel Core i7-9700K vs Core i5-6400 Skylake

Intel Core i7-9700K

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Intel Core i5-6400 Skylake

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Price
$418.89
Prime Eligible Item
$304.59
Availability Out of Stock In Stock
Pangoly Score - 89
Brand Intel Intel
Model BX80684I79700K BX80662I56400
Release Date October 2018 September 2015
Performance
(Charts)
12th
92nd
Effective Value
36th
104th
TDP 95 Watts 65 Watts
Price history
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Suggested PC builds
Pro
-
Pros -
  • Low power consumption under both idle and load
  • Great performance
Cons -
  • Not much faster than Haswell
Series Core i7 9th Gen Core i5 6th Gen
Core Name Coffee Lake Skylake
Socket LGA1151 LGA1151
Integrated Graphics Intel UHD Graphics 630 HD Graphics 530
CPU Cores 8 4
CPU Threads 8 4
CPU Clock Rate 3600MHz 2700MHz
CPU Turbo Clock Rate 4900MHz 3300MHz
CPU Cooler included No Yes
Manufacturing Process 14 nm 14 nm
Maximum Supported Memory 64GB 64GB
Cache L3 1.50MB 6.00MB
Critic Reviews

"For the enthusiasts among us who have some breathing room in their budgets, Core i7-9700K is a much smarter choice for gaming than the pricey Core i9-9900K. It serves up similar performance at a significantly lower price. It's no slouch in heavier..."

"What is the Intel Core i5-6400? The Core i5-6400 sits squarely in the middle of Intel's mainstream desktop processor range. Packing the latest Skylake architecture and 14nm manufacturing process as the company's flagship Core i7 6700K it has everything..."

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Compare Processors: Intel Core i7-9700K vs Core i5-6400 Skylake. Analyze head-to-head all specifications and features to find out the better CPU.

Comparison summary

Reasons to pick the Intel Core i7-9700K:

  • Hugely better average performance, around 78%.
  • Much better effective value.
  • Newer Product, it was released around 3 years later.
  • 4 more cores.
  • 4 more threads.
  • Higher CPU Clock Frequency (+900MHz).
  • Higher Max Turbo Clock Frequency (+1600MHz).

Reasons to pick the Intel Core i5-6400 Skylake:

  • 27% cheaper, you can save $114.30.
  • Around 32% lower thermal design power.
  • Includes CPU Cooler.
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