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Intel Core i9-11900K vs Core i9-7900X

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Intel Core i9-11900K

Intel Core i9-7900X

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* Product prices and availability are subject to change frequently. Any price and availability information displayed on Amazon at the time of purchase will apply.
Brand
Intel
Brand
Intel
Model
BX8070811900K
Model
BX80673I97900X
Release Date
📅 March 2021
Release Date
📅 June 2017
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews

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User reviews
★ ★ ★ ★ ★
(28 reviews)

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Single-Core Performance (Charts)
2nd / 401
Single-Core Performance (Charts)
55th / 401
Single-Core Effective Value
56th / 140
Single-Core Effective Value
132nd / 140
Workstation Performance (Charts)
6th / 158
Workstation Performance (Charts)
6th / 158
Workstation Effective Value
60th / 139
Workstation Effective Value
92nd / 139
TDP
🔌 125 Watts
TDP
🔌 140 Watts
Price history
View Details ►
Price history
View Details ►
Recommended supported parts
Recommended supported parts
Series
Core i9 11th Gen
Series
Core i9 X-Series
Core Name
Rocket Lake
Core Name
Skylake X
Socket
LGA1200
Socket
LGA2066
Integrated Graphics
Intel UHD Graphics 750
Integrated Graphics
None
CPU Cores
8
CPU Cores
10
CPU Threads
16
CPU Threads
20
CPU Clock Rate
3500MHz
CPU Clock Rate
3300MHz
CPU Turbo Clock Rate
5300MHz
CPU Turbo Clock Rate
4500MHz
CPU Cooler included
No
CPU Cooler included
No
Manufacturing Process
14 nm
Manufacturing Process
14 nm
Maximum Supported Memory
128GB
Maximum Supported Memory
128GB
Cache L3
16MB
Cache L3
13.75MB
Critic Reviews

"The Core i9 11900K only has a few frame rate wins to show for itself. It's not tangibly quicker than the last-gen i9—in fact, it's notably slower in multithreaded processing power—has a weaker specs sheet, costs more, and is far more thirsty. And Comet Lake itself was already pretty demanding on that front. You shouldn't buy a Core i9 11900K, becau ..."

by PCGamer
Critic Reviews

"Ten cores at 4.6GHz is an amazing achievement, giving you the best of all CPU worlds, and for a much lower price than the Core i7-6950X.Intel Core i9-7900X Review Benchmark9 Total ScoreIntel Core i9-7900X ReviewTen cores at 4.6GHz is an amazing..."

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What are the differences between Intel Core i9-11900K and Core i9-7900X? Analyze head-to-head all specifications and features to find out the better cpu.

Comparison summary

Reasons to pick the Intel Core i9-11900K:

  • 66% cheaper, you can save $1,047.01.
  • Much better average single-core performance, around 40%.
  • Hugely better single-core effective value.
  • Slightly better average multithreading performance, around 18%.
  • Much better workstation effective value.
  • Newer Product, it was released around 4 years later.
  • Around 11% lower thermal design power.
  • Higher CPU Clock Frequency (+200MHz).
  • Higher Max Turbo Clock Frequency (+800MHz).

Reasons to pick the Intel Core i9-7900X:

  • 2 more cores.
  • 4 more threads.
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