AMD Ryzen 9 7945HX vs AMD Ryzen 9 5900X
CPU · Specs Compare
General Parameters
Release Date
Jan 2023
Oct 2020
Manufacturer
AMD
AMD
Type
Laptop
Desktop
Instruction Set
x86-64
x86-64
Core Architecture
Zen 4 (Dragon Range)
Zen 3 (Vermeer)
Integrated Graphics
Radeon 610M
No
Package
Transistor Count
13.1 billions
4.15 billions
Manufacturing Process
5 nm
7 nm
Socket
FL1
AM4
Power Consumption
55-75 W
105 W
Peak Operating Temperature
100°C
90°C
CPU Performance
Performance Cores
16
12
Performance Core Threads
32
24
Performance Core Base Frequency
2.5 GHz
3.7 GHz
Performance Core Turbo Frequency
5.4 GHz
4.8 GHz
Total Core Count
16
12
Total Thread Count
32
24
Bus Frequency
100 MHz
100 MHz
Multiplier
25x
37x
L1 Cache
64 K per core
64 K per core
L2 Cache
1 MB per core
512 K per core
L3 Cache
64 MB shared
64 MB shared
Unlocked Multiplier
Yes
Yes
Memory Parameters
Memory Types
DDR5-5200
DDR4-3200
Max Memory Size
64 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
83.2 GB/s
47.68 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
—
GPU Base Frequency
1500 MHz
—
GPU Max Dynamic Frequency
2200 MHz
—
Shader Units
128
—
Texture Units
8
—
Raster Operation Units
4
—
Execution Units
2
—
Power Consumption
15 W
—
Miscellaneous
PCIe Version
5.0
4.0
PCIe Lanes
28
20
Benchmark
Cinebench R23
1,950
1,670
Cinebench R23
33,542
22,046
Geekbench 6
2,906
2,235
Geekbench 5
2,095
—
Geekbench 6
19,413
12,589
Geekbench 5
19,488
—
Cinebench 2024
114
94
Cinebench 2024
1,669
1,189
Blender
544
—
Passmark CPU
4,076
3,470
Passmark CPU
55,213
39,196
▲ Specs Compare
Data sourced from official specifications and benchmark tests.