Intel Core i9 7900X vs Intel Core i5 10400F
CPU · Specs Compare
General Parameters
Release Date
May 2017
May 2020
Manufacturer
Intel
Intel
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Comet Lake
Processor Number
i9-7900X
i5-10400F
Integrated Graphics
N/A
N/A
Package
Manufacturing Process
14 nm
14 nm
Socket
LGA-2066
LGA-1200
Power Consumption
140 W
65 W
Peak Operating Temperature
95 °C
100 °C
CPU Performance
Performance Cores
10
6
Performance Core Threads
20
12
Performance Core Base Frequency
3.3 GHz
2.9 GHz
Performance Core Turbo Frequency
4.3 GHz
4.3 GHz
Total Core Count
10
6
Total Thread Count
20
12
Bus Frequency
100 MHz
100 MHz
Multiplier
33x
29x
L1 Cache
64 K per core
64 K per core
L2 Cache
1 MB per core
256 K per core
L3 Cache
14 MB shared
12 MB shared
Unlocked Multiplier
Yes
No
Memory Parameters
Memory Types
DDR4-2666
DDR4-2666
Max Memory Size
128 GB
128 GB
Max Memory Channels
4
2
Max Memory Bandwidth
79.47 GB/s
41.6 GB/s
ECC Memory Support
No
No
Miscellaneous
PCIe Version
3.0
3.0
PCIe Lanes
44
16
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
—
Benchmark
Cinebench R23
1,203
1,101
Cinebench R23
14,998
7,576
Geekbench 6
1,323
1,459
Geekbench 6
8,536
6,209
Passmark CPU
2,556
2,551
Passmark CPU
20,991
12,350
Geekbench 5
—
1,101
Geekbench 5
—
6,041
Blender
—
143
▲ Specs Compare
Data sourced from official specifications and benchmark tests.