Compare Processors

Intel Core i7-7700K vs Core i7-7820X

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Pangoly Score (How do we rate?)
94
Pangoly Score (How do we rate?)
-
Brand
Intel
Brand
Intel
Model
BX80677I77700K
Model
BX80673I77820X
Release Date
📅 January 2017
Release Date
📅 June 2017
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
★★★★★
(427 reviews)
User reviews
★★★★☆
(21 reviews)
CPU Single-Core Performance (Charts)
129th / 529
CPU Single-Core Performance (Charts)
110th / 529
Single-Core Effective Value
144th / 238
Single-Core Effective Value
189th / 238
Workstation Performance (Charts)
170th / 240
Workstation Performance (Charts)
97th / 240
Workstation Effective Value
178th / 234
Workstation Effective Value
125th / 234
TDP
🔌 91 Watts
TDP
🔌 140 Watts
Price history
View Details ►
Price history
View Details ►
Supported PC parts
Supported PC parts
Series
Core i7 7th Gen
Series
Core i7 X-Series
Core Name
Kaby Lake
Core Name
Skylake X
Socket
LGA1151
Socket
LGA2066
Integrated Graphics
Intel HD Graphics 630
Integrated Graphics
None
CPU Cores
4
CPU Cores
8
CPU Threads
8
CPU Threads
16
CPU Clock Rate
4200 MHz
CPU Clock Rate
3600 MHz
CPU Turbo Clock Rate
4500 MHz
CPU Turbo Clock Rate
4500 MHz
CPU Cooler included
No
CPU Cooler included
No
Manufacturing Process
14 nm
Manufacturing Process
14 nm
Maximum Supported Memory
64 GB
Maximum Supported Memory
128 GB
Cache L3
8 MB
Cache L3
11 MB

What are the differences between Intel Core i7-7700K and Core i7-7820X? 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 i7-7700K:

  • 54% cheaper, you can save $203.00.
  • Moderately better single-core effective value.
  • Around 35% lower thermal design power.
  • Integrated graphics in the CPU (Intel HD Graphics 630).

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Reasons to pick the Intel Core i7-7820X:

  • Slightly better average single-core performance, around +7%.
  • Monstrously better average multithreading performance, around +128%.
  • Much better workstation effective value.
  • +4 more cores.
  • +8 more threads.
  • +3 MB L3 Cache.

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