CPU Compare

Intel Core i7-7740X

Intel Core i7-7820X

Review

General overview and comparison of the processors
Single-Core Performance
Performance in single-threaded apps and benchmarks
Core i7-7740X
57
Core i7-7820X
52
Performance
Measure performance when all cores are involved
Core i7-7740X
15
Core i7-7820X
26
Power Efficiency
The efficiency score of electricity consumption
Core i7-7740X
6
Core i7-7820X
8
SysReqs Overall Score
Generic CPU rating
Core i7-7740X
26
Core i7-7820X
29

Benchmarks

Comparing the performance of CPUs in benchmarks
Passmark CPU (Single-Core)
Core i7-7740X
2783
Core i7-7820X
2540
Passmark CPU (Multi-Core)
Core i7-7740X
9843
Core i7-7820X
17222
Geekbench CPU (Single-Core)
Core i7-7740X
1656
Core i7-7820X
1424
Geekbench CPU (Multi-Core)
Core i7-7740X
5309
Core i7-7820X
7853

Specifications

Comparing technical specifications of the Intel Core i7-7740X and Intel Core i7-7820X

General

Manufacturer Intel Intel
Name Core i7-7740X Core i7-7820X
Segment Desktop Desktop
Codename Kaby Lake Skylake
Release Date Jul 2017 Jun 2017
Integrated Graphics None None
Unlocked Multiplier Yes Yes

CPU

Cores 4 8
Threads 8 16
Base Clock 4.30 3.60
Turbo Clock 0.00 0.00
L1 Cache 256 KB 512 KB
L2 Cache 1 MB 8 MB
L3 Cache 8MB 11MB

Package

Lithography 14 nm 14 nm
Socket LGA2066 LGA2066
TDP 112 140
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