Home Comparison Intel Core i7 14700KF vs Intel Core i7 7820X

Intel Core i7 14700KF vs Intel Core i7 7820X

Intel Core i7 14700KF
VS
Intel Core i7 7820X
Intel Core i7 14700KF
Intel Core i7 7820X
We compared two desktop CPUs: Intel Core i7 14700KF with 20 cores 3.4GHz and Intel Core i7 7820X with 8 cores 3.6GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i7 14700KF 's Advantages
Released 6 years and 5 months late
Higher specification of memory (5600 vs 2666)
Larger memory bandwidth (89.6GB/s vs 79.47GB/s)
Newer PCIe version (5.0 vs 3.0)
Larger L3 cache size (33MB vs 11MB)
More modern manufacturing process (10nm vs 14nm)
Lower TDP (125W vs 140W)
Intel Core i7 7820X 's Advantages
Higher base frequency (3.6GHz vs 3.4GHz)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i7 14700KF +62%
2174
Intel Core i7 7820X
1338
Cinebench R23 Multi Core
Intel Core i7 14700KF +160%
34805
Intel Core i7 7820X
13358
Geekbench 6 Single Core
Intel Core i7 14700KF +142%
3041
Intel Core i7 7820X
1252
Geekbench 6 Multi Core
Intel Core i7 14700KF +183%
21268
Intel Core i7 7820X
7510
Passmark CPU Single Core
Intel Core i7 14700KF +76%
4488
Intel Core i7 7820X
2536
Passmark CPU Multi Core
Intel Core i7 14700KF +211%
53538
Intel Core i7 7820X
17189
Intel Core i7 14700KF
VS
Intel Core i7 7820X

General Parameters

Oct 2023
Release Date
May 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Raptor Lake Refresh
Core Architecture
Skylake
i7-14700KF
Processor Number
i7-7820X
LGA-1700
Socket
LGA-2066
No
Integrated Graphics
N/A

Package

10 nm
Manufacturing Process
14 nm
125 W
Power Consumption
140 W
253 W
Max Turbo Power Consumption
-
100°C
Peak Operating Temperature
99 °C

CPU Performance

8
Performance Cores
8
16
Performance Core Threads
16
3.4 GHz
Performance Core Base Frequency
3.6 GHz
5.6 GHz
Performance Core Turbo Frequency
4.3 GHz
12
Efficiency Cores
-
12
Efficiency Core Threads
-
2.5 GHz
Efficiency Core Base Frequency
-
4.3 GHz
Efficiency Core Turbo Frequency
-
20
Total Core Count
8
28
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
34x
Multiplier
36x
80 K per core
L1 Cache
64 K per core
2 MB per core
L2 Cache
1 MB per core
33 MB shared
L3 Cache
11 MB shared
Yes
Unlocked Multiplier
Yes

Memory Parameters

DDR5-5600, DDR4-3200
Memory Types
DDR4-2666
192 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
89.6 GB/s
Max Memory Bandwidth
79.47 GB/s
Yes
ECC Memory Support
No

Miscellaneous

Intel Core i7 14700KF
Official Website
Intel Core i7 7820X
5.0
PCIe Version
3.0
20
PCIe Lanes
28
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512

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