Intel Core i9 9900X vs AMD Ryzen 7 3800XT
CPU · Specs Compare
General Parameters
Release Date
Oct 2018
Jul 2020
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
8
Performance Core Threads
20
16
Performance Core Base Frequency
3.5 GHz
3.9 GHz
Performance Core Turbo Frequency
4.4 GHz
4.7 GHz
Total Core Count
10
8
Total Thread Count
20
16
Bus Frequency
100 MHz
100 MHz
Multiplier
35x
39x
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
32 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
No
Miscellaneous
PCIe Version
3.0
4.0
PCIe Lanes
44
24
Extended Instruction Set
SSE4.1, SSE4.2, AVX-2, AVX-512
—
Benchmark
Cinebench R23
1,182
1,351
Cinebench R23
13,994
12,952
Geekbench 6
1,455
1,679
Geekbench 5
1,165
1,319
Geekbench 6
10,273
6,343
Geekbench 5
10,704
9,327
Passmark CPU
2,565
2,793
Passmark CPU
21,833
23,540
Cinebench 2024
—
81
Cinebench 2024
—
734
▲ Specs Compare
Data sourced from official specifications and benchmark tests.