Compare Processors

Intel Core i9-9820X vs Core i9-11900K

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Brand
Intel
Brand
Intel
Model
BX80673I99820X
Model
BX8070811900K
Release Date
📅 December 2018
Release Date
📅 March 2021
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
★★★★★
(2 reviews)
User reviews
CPU Single-Core Performance (Charts)
160th / 529
CPU Single-Core Performance (Charts)
58th / 529
Single-Core Effective Value
204th / 238
Single-Core Effective Value
97th / 238
Workstation Performance (Charts)
110th / 240
Workstation Performance (Charts)
71st / 240
Workstation Effective Value
137th / 234
Workstation Effective Value
68th / 234
TDP
🔌 165 Watts
TDP
🔌 125 Watts
Price history
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Price history
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Supported PC parts
Supported PC parts
Series
Core i9 X-Series
Series
Core i9 11th Gen
Core Name
Skylake X
Core Name
Rocket Lake
Socket
LGA2066
Socket
LGA1200
Integrated Graphics
None
Integrated Graphics
Intel UHD Graphics 750
CPU Cores
10
CPU Cores
8
CPU Threads
20
CPU Threads
16
CPU Clock Rate
3300 MHz
CPU Clock Rate
3500 MHz
CPU Turbo Clock Rate
4100 MHz
CPU Turbo Clock Rate
5300 MHz
CPU Cooler included
No
CPU Cooler included
No
Manufacturing Process
14 nm
Manufacturing Process
14 nm
Maximum Supported Memory
128 GB
Maximum Supported Memory
128 GB
Cache L3
16.5 MB
Cache L3
16 MB

What are the differences between Intel Core i9-9820X and Core i9-11900K? Analyze head-to-head all specifications and features to find out the better cpu.

Comparison and key differences summary

Reasons to pick the Intel Core i9-9820X:

  • +2 more cores.
  • +4 more threads.
  • +0.5 MB L3 Cache.

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Reasons to pick the Intel Core i9-11900K:

  • 47% cheaper, you can save $232.17.
  • Much better average single-core performance, around +54%.
  • Much better single-core effective value.
  • Much better average multithreading performance, around +32%.
  • Much better workstation effective value.
  • Newer Product, it was released around 2 years later.
  • Around 24% lower thermal design power.
  • Integrated graphics in the CPU (Intel UHD Graphics 750).

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