Intel Core i9 9900X vs AMD Ryzen 9 3900X
CPU Specs Compare
General Parameters
Release Date
Oct 2018
Jul 2019
Manufacturer
Intel
AMD
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Skylake
Zen 2
Processor Number
i9-9900X
-
Integrated Graphics
N/A
N/A
Package
Manufacturing Process
14 nm
7 nm
Socket
LGA-2066
AM4
Power Consumption
165 W
105 W
Peak Operating Temperature
92 °C
95 °C
Transistor Count
-
3.8 billions
CPU Performance
Performance Cores
10
12
Performance Core Threads
20
24
Performance Core Base Frequency
3.5 GHz
3.8 GHz
Performance Core Turbo Frequency
4.4 GHz
4.6 GHz
Total Core Count
10
12
Total Thread Count
20
24
Bus Frequency
100 MHz
100 MHz
Multiplier
35x
38x
L1 Cache
64 K per core
64 K per core
L2 Cache
1 MB per core
512 K per core
L3 Cache
20 MB shared
64 MB shared
Unlocked Multiplier
Yes
Yes
Memory Parameters
Memory Types
DDR4-2666
DDR4-3200
Max Memory Size
128 GB
128 GB
Max Memory Channels
4
2
Max Memory Bandwidth
85 GB/s
47.68 GB/s
ECC Memory Support
No
Yes
Miscellaneous
📊 Benchmark
Cinebench R23
1,182
1,306
Cinebench R23
13,994
18,454
Geekbench 6
1,455
1,842
Geekbench 5
1,165
1,319
Geekbench 6
10,273
11,715
Geekbench 5
10,704
11,991
Passmark CPU
2,565
2,683
Passmark CPU
21,833
32,531
Cinebench 2024
-
78
Cinebench 2024
-
1,068