AMD Ryzen 7 3800X vs AMD Ryzen 9 7900X
CPU · Specs Compare
General Parameters
Release Date
Jul 2019
Sep 2022
Manufacturer
Amd
AMD
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 2
Raphael
Integrated Graphics
No
AMD Radeon™ Graphics
Package
Transistor Count
3.8 billions
—
Manufacturing Process
7 nm
5 nm
Socket
AM4
AM5
Power Consumption
105 W
170 W
Peak Operating Temperature
95°C
95 °C
CPU Performance
Performance Cores
8
12
Performance Core Threads
16
24
Performance Core Base Frequency
3.9 GHz
4.7 GHz
Performance Core Turbo Frequency
4.5 GHz
5.6 GHz
Total Core Count
8
12
Total Thread Count
16
24
Bus Frequency
100 MHz
100 MHz
Multiplier
39x
47x
L1 Cache
64 K per core
—
L2 Cache
512 K per core
12 MB shared
L3 Cache
32 MB shared
64 MB shared
Unlocked Multiplier
Yes
Yes
Memory Parameters
Memory Types
DDR4-3200
DDR5-5200
Max Memory Size
128 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
47.68 GB/s
83.2 GB/s
ECC Memory Support
Yes
—
Miscellaneous
PCIe Version
4.0
5.0
PCIe Lanes
16
24
Graphics Card Parameters
Integrated Graphics
—
true
Benchmark
Cinebench R23
1,340
2,033
Cinebench R23
13,812
29,242
Geekbench 6
1,743
2,942
Geekbench 5
1,333
2,277
Geekbench 6
8,625
19,092
Geekbench 5
9,479
20,503
Cinebench 2024
78
—
Cinebench 2024
731
—
Passmark CPU
2,695
4,317
Passmark CPU
23,418
52,013
▲ Specs Compare
Data sourced from official specifications and benchmark tests.