Home Comparison Intel Core i7 9700KF vs Intel Core i7 7820X

Intel Core i7 9700KF vs Intel Core i7 7820X

We compared two desktop CPUs: Intel Core i7 9700KF with 8 cores 3.6GHz 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 9700KF 's Advantages
Released 1 years and 8 months late
Larger L3 cache size (12MB vs 11MB)
Lower TDP (95W vs 140W)
Intel Core i7 7820X 's Advantages
Larger memory bandwidth (79.47GB/s vs 41.6GB/s)

Score

Benchmark

Cinebench R23 Single Core
Intel Core i7 9700KF
1234
Intel Core i7 7820X +8%
1338
Cinebench R23 Multi Core
Intel Core i7 9700KF
9090
Intel Core i7 7820X +46%
13358
Geekbench 6 Single Core
Intel Core i7 9700KF +36%
1704
Intel Core i7 7820X
1252
Geekbench 6 Multi Core
Intel Core i7 9700KF +3%
7751
Intel Core i7 7820X
7510
Geekbench 5 Single Core
Intel Core i7 9700KF +13%
1272
Intel Core i7 7820X
1120
Geekbench 5 Multi Core
Intel Core i7 9700KF
7462
Intel Core i7 7820X +13%
8504
Passmark CPU Single Core
Intel Core i7 9700KF +13%
2877
Intel Core i7 7820X
2536
Passmark CPU Multi Core
Intel Core i7 9700KF
14360
Intel Core i7 7820X +19%
17189
VS

General Parameters

Jan 2019
Release Date
May 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Coffee Lake
Core Architecture
Skylake
i7-9700KF
Processor Number
i7-7820X
LGA-1151
Socket
LGA-2066
N/A
Integrated Graphics
N/A

Package

14 nm
Manufacturing Process
14 nm
LGA-1151
Socket
LGA-2066
95 W
Power Consumption
140 W
100 °C
Peak Operating Temperature
99 °C

CPU Performance

8
Performance Cores
8
8
Performance Core Threads
16
3.6 GHz
Performance Core Base Frequency
3.6 GHz
4.9 GHz
Performance Core Turbo Frequency
4.3 GHz
8
Total Core Count
8
8
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
36x
Multiplier
36x
64 K per core
L1 Cache
64 K per core
256 K per core
L2 Cache
1 MB per core
12 MB shared
L3 Cache
11 MB shared
Yes
Unlocked Multiplier
Yes

Memory Parameters

DDR4-2666
Memory Types
DDR4-2666
128 GB
Max Memory Size
128 GB
2
Max Memory Channels
4
41.6 GB/s
Max Memory Bandwidth
79.47 GB/s
No
ECC Memory Support
No

Miscellaneous

3.0
PCIe Version
3.0
16
PCIe Lanes
28
SSE4.1, SSE4.2, AVX-2
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512

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