Home Comparison Intel Core i5 10400F vs Intel Core i9 7920X

Intel Core i5 10400F vs Intel Core i9 7920X

We compared two desktop CPUs: Intel Core i5 10400F with 6 cores 2.9GHz and Intel Core i9 7920X with 12 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Core i5 10400F 's Advantages
Released 2 years and 9 months late
Lower TDP (65W vs 140W)
Intel Core i9 7920X 's Advantages
Larger memory bandwidth (85GB/s vs 41.6GB/s)
Larger L3 cache size (17MB vs 12MB)

Score

Benchmark

Geekbench 6 Single Core
Intel Core i5 10400F +38%
1459
Intel Core i9 7920X
1053
Geekbench 6 Multi Core
Intel Core i5 10400F +43%
6209
Intel Core i9 7920X
4327
Geekbench 5 Single Core
Intel Core i5 10400F
1101
Intel Core i9 7920X +3%
1137
Geekbench 5 Multi Core
Intel Core i5 10400F
6041
Intel Core i9 7920X +95%
11828
Passmark CPU Single Core
Intel Core i5 10400F +2%
2551
Intel Core i9 7920X
2488
Passmark CPU Multi Core
Intel Core i5 10400F
12350
Intel Core i9 7920X +90%
23468
VS

General Parameters

May 2020
Release Date
Aug 2017
Intel
Manufacturer
Intel
Desktop
Type
Desktop
x86-64
Instruction Set
x86-64
Comet Lake
Core Architecture
Skylake
i5-10400F
Processor Number
i9-7920X
LGA-1200
Socket
LGA-2066
N/A
Integrated Graphics
N/A

Package

14 nm
Manufacturing Process
14 nm
65 W
Power Consumption
140 W
100 °C
Peak Operating Temperature
95 °C

CPU Performance

6
Performance Cores
12
12
Performance Core Threads
24
2.9 GHz
Performance Core Base Frequency
2.9 GHz
4.3 GHz
Performance Core Turbo Frequency
4.3 GHz
6
Total Core Count
12
12
Total Thread Count
24
100 MHz
Bus Frequency
100 MHz
29x
Multiplier
29x
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
17 MB shared
No
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
85 GB/s
No
ECC Memory Support
No

Miscellaneous

3.0
PCIe Version
3.0
16
PCIe Lanes
44
-
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512

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