AMD Ryzen 5 Pro 9645 vs AMD Ryzen 7 3800X
CPU Specs Compare
General Parameters
Release Date
Jan 2026
Jul 2019
Manufacturer
Amd
Amd
Type
Desktop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 5 (Granite Ridge)
Zen 2
Processor Number
9645
-
Integrated Graphics
Radeon Graphics
No
Package
Manufacturing Process
4 nm
7 nm
Socket
AM5
AM4
Power Consumption
65 W
105 W
Peak Operating Temperature
95 °C
95°C
Transistor Count
-
3.8 billions
CPU Performance
Performance Cores
6
8
Performance Core Threads
12
16
Performance Core Base Frequency
3.9 GHz
3.9 GHz
Performance Core Turbo Frequency
5.4 GHz
4.5 GHz
Total Core Count
6
8
Total Thread Count
12
16
Bus Frequency
100 MHz
100 MHz
Multiplier
39
39x
L1 Cache
80 K per core
64 K per core
L2 Cache
1 MB per core
512 K per core
L3 Cache
32 MB shared
32 MB shared
Unlocked Multiplier
Yes
Yes
Memory Parameters
Memory Types
DDR5-5600
DDR4-3200
ECC Memory Support
Yes
Yes
Max Memory Size
-
128 GB
Max Memory Channels
-
2
Max Memory Bandwidth
-
47.68 GB/s
Graphics Card Parameters
Integrated Graphics
true
-
GPU Base Frequency
400 MHz
-
GPU Max Dynamic Frequency
2200 MHz
-
Shader Units
128
-
Texture Units
8
-
Raster Operation Units
4
-
Execution Units
2
-
Power Consumption
15
-
📊 Benchmark
Cinebench R23
2,150
1,340
Cinebench R23
17,163
13,812
Geekbench 6
3,285
1,743
Geekbench 6
13,515
8,625
Cinebench 2024
132
78
Cinebench 2024
969
731
Passmark CPU
4,641
2,695
Passmark CPU
31,474
23,418
Geekbench 5
-
1,333
Geekbench 5
-
9,479