AMD Ryzen 9 3900XT vs AMD Ryzen 9 3950X
CPU · Specs Compare
General Parameters
Release Date
Jul 2020
Nov 2019
Manufacturer
AMD
AMD
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 2 (Matisse)
Zen 2
Integrated Graphics
No
N/A
Package
Transistor Count
3.8 billions
3.8 billions
Manufacturing Process
7 nm
7 nm
Socket
AM4
AM4
Power Consumption
105 W
105 W
Peak Operating Temperature
95°C
—
CPU Performance
Performance Cores
12
16
Performance Core Threads
24
32
Performance Core Base Frequency
3.8 GHz
3.5 GHz
Performance Core Turbo Frequency
4.7 GHz
4.7 GHz
Total Core Count
12
16
Total Thread Count
24
32
Bus Frequency
100 MHz
100 MHz
Multiplier
38x
35x
L1 Cache
64 K per core
64 K per core
L2 Cache
512 K per core
512 K per core
L3 Cache
64 MB shared
64 MB shared
Unlocked Multiplier
Yes
Yes
Memory Parameters
Memory Types
DDR4-3200
DDR4-3200
Max Memory Size
128 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
47.68 GB/s
47.68 GB/s
ECC Memory Support
Yes
Yes
Miscellaneous
PCIe Version
4.0
4.0
PCIe Lanes
24
16
Benchmark
Cinebench R23
1,350
1,349
Cinebench R23
18,437
24,396
Geekbench 6
1,763
1,709
Geekbench 5
1,311
—
Geekbench 6
11,025
11,656
Geekbench 5
12,279
—
Blender
261
—
Passmark CPU
2,769
2,692
Passmark CPU
32,856
38,953
Cinebench 2024
—
72
Cinebench 2024
—
1,325
▲ Specs Compare
Data sourced from official specifications and benchmark tests.