AMD Ryzen 7 PRO 9755X3D vs AMD Ryzen 9 3900XT
CPU · Specs Compare
General Parameters
Release Date
Jun 2026
Jul 2020
Manufacturer
AMD
AMD
Type
Server
Desktop
Core Architecture
Granite Ridge
Zen 2 (Matisse)
Integrated Graphics
Radeon Graphics
No
Generation
Ryzen 7 (Zen 5 (Granite Ridge))
—
Instruction Set
—
x86-64
Package
Transistor Count
8.315 billions
3.8 billions
Manufacturing Process
4 nm
7 nm
Socket
AMD Socket AM5
AM4
Power Consumption
120 W
105 W
Peak Operating Temperature
95°C
95°C
Foundry
TSMC
—
Die Size
70.6 mm²
—
I/O Process Size
6 nm
—
I/O Die Size
122 mm²
—
Package
FC-LGA1718
—
CPU Performance
Performance Core Base Frequency
4.7 GHz
3.8 GHz
Performance Core Turbo Frequency
5.2 GHz
4.7 GHz
Total Core Count
8
12
Total Thread Count
16
24
Bus Frequency
100 MHz
100 MHz
Multiplier
47.0
38x
L1 Cache
80 KB per core
64 K per core
L2 Cache
1 MB per core
512 K per core
L3 Cache
96 MB shared
64 MB shared
Unlocked Multiplier
No
Yes
SMP
1
—
Performance Cores
—
12
Performance Core Threads
—
24
Memory Parameters
Memory Types
DDR5-5600
DDR4-3200
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
47.68 GB/s
ECC Memory Support
Yes
Yes
Max Memory Size
—
128 GB
Miscellaneous
PCIe Version
5
4.0
PCIe Lanes
24
24
Benchmark
Cinebench R23
—
1,350
Cinebench R23
—
18,437
Geekbench 6
—
1,763
Geekbench 5
—
1,311
Geekbench 6
—
11,025
Geekbench 5
—
12,279
Blender
—
261
Passmark CPU
—
2,769
Passmark CPU
—
32,856
▲ Specs Compare
Data sourced from official specifications and benchmark tests.