Compare Processors

Intel Core i9-7940X vs Core i9-9900X

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Brand
Intel
Brand
Intel
Model
BX80673I97940X
Model
BX80673I99900X
Release Date
📅 September 2017
Release Date
📅 December 2018
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
★★★★★
(4 reviews)
User reviews
★★★★★
(2 reviews)
CPU Single-Core Performance (Charts)
n/a
CPU Single-Core Performance (Charts)
139th / 529
Single-Core Effective Value
-
Single-Core Effective Value
209th / 238
Workstation Performance (Charts)
n/a
Workstation Performance (Charts)
104th / 240
Workstation Effective Value
-
Workstation Effective Value
158th / 234
TDP
🔌 165 Watts
TDP
🔌 165 Watts
Price history
View Details ►
Price history
View Details ►
Supported PC parts
Supported PC parts
Series
Core i9 X-Series
Series
Core i9 X-Series
Core Name
Skylake X
Core Name
Skylake X
Socket
LGA2066
Socket
LGA2066
Integrated Graphics
None
Integrated Graphics
None
CPU Cores
14
CPU Cores
10
CPU Threads
28
CPU Threads
20
CPU Clock Rate
3100 MHz
CPU Clock Rate
3500 MHz
CPU Turbo Clock Rate
4400 MHz
CPU Turbo Clock Rate
4400 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
19.25 MB
Cache L3
19.25 MB
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What are the differences between Intel Core i9-7940X and Core i9-9900X? 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 i9-7940X:

  • +4 more cores.
  • +8 more threads.

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Reasons to pick the Intel Core i9-9900X:

  • 18% cheaper, you can save $122.50.
  • Newer Product, it was released around 14 months later.
  • Higher CPU Clock frequency (+400 MHz).

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