AMD Ryzen 9 PRO 9965X3D vs AMD Ryzen 5 8400F
CPU · Specs Compare
General Parameters
Release Date
Jun 2026
May 2024
Manufacturer
AMD
Amd
Type
Server
Desktop
Core Architecture
Granite Ridge
Zen 4 (Phoenix)
Integrated Graphics
Radeon Graphics
No
Generation
Ryzen 9 (Zen 5 (Granite Ridge))
Ryzen 5 (Zen 4 (Phoenix))
Instruction Set
—
x86-64
Package
Transistor Count
16.63 billions
25 billions
Manufacturing Process
4 nm
4 nm
Socket
AMD Socket AM5
AM5
Power Consumption
170 W
45-65 W
Peak Operating Temperature
95°C
95 °C
Foundry
TSMC
TSMC
Die Size
2x70.6 mm²
178 mm²
I/O Process Size
6 nm
—
I/O Die Size
122 mm²
—
Package
FC-LGA1718
FC-LGA1718
CPU Performance
Performance Core Base Frequency
4.3 GHz
4.2 GHz
Performance Core Turbo Frequency
5.5 GHz
4.7 GHz
Total Core Count
16
6
Total Thread Count
32
12
Bus Frequency
100 MHz
100 MHz
Multiplier
43.0
42
L1 Cache
80 KB per core
64 K per core
L2 Cache
1 MB per core
1 MB per core
L3 Cache
128 MB
16 MB shared
Unlocked Multiplier
No
Yes
SMP
1
1
Performance Cores
—
6
Performance Core Threads
—
12
Memory Parameters
Memory Types
DDR5-5600
DDR5-5200
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
83.2 GB/s
ECC Memory Support
Yes
No
Max Memory Size
—
256 GB
Miscellaneous
PCIe Version
5
4.0
PCIe Lanes
24
20
Benchmark
Cinebench R23
—
1,691
Cinebench R23
—
13,361
Geekbench 6
—
2,500
Geekbench 6
—
10,760
Passmark CPU
—
3,553
Passmark CPU
—
23,127
▲ Specs Compare
Data sourced from official specifications and benchmark tests.