AMD Ryzen 5 8540U vs AMD Ryzen 9 PRO 9955
CPU Specs Compare
General Parameters
Release Date
Dec 2023
Jun 2026
Manufacturer
Amd
AMD
Type
Laptop
Server
Instruction Set
x86-64
-
Core Architecture
Zen 4 (Hawk Point)
Granite Ridge
Integrated Graphics
Radeon 740M
Radeon Graphics
Generation
Ryzen 5 (Zen 4 (Hawk Point))
Ryzen 9 (Zen 5 (Granite Ridge))
Package
Transistor Count
20.9 billions
16.63 billions
Manufacturing Process
4 nm
4 nm
Socket
FP7
AMD Socket AM5
Power Consumption
15-30 W
120 W
Peak Operating Temperature
100 °C
95°C
Foundry
TSMC
TSMC
Die Size
137 mm²
2x70.6 mm²
Package
FP7, FP7r2
FC-LGA1718
I/O Process Size
-
6 nm
I/O Die Size
-
122 mm²
CPU Performance
Performance Cores
2
-
Performance Core Threads
4
-
Performance Core Base Frequency
3.2 GHz
3.4 GHz
Performance Core Turbo Frequency
4.9 GHz
5.4 GHz
Efficiency Cores
4
-
Efficiency Core Threads
8
-
Efficiency Core Base Frequency
3 GHz
-
Efficiency Core Turbo Frequency
3.7 GHz
-
Total Core Count
6
12
Total Thread Count
12
24
Bus Frequency
100 MHz
100 MHz
Multiplier
32x
34.0
L1 Cache
64 K per core
80 KB per core
L2 Cache
1 MB per core
1 MB per core
L3 Cache
16 MB shared
64 MB
Unlocked Multiplier
No
No
SMP
1
1
Memory Parameters
Memory Types
DDR5-5600, LPDDR5x-7500
DDR5-5600
Max Memory Size
256 GB
-
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
89.6 GB/s
ECC Memory Support
No
Yes
Graphics Card Parameters
Integrated Graphics
true
-
GPU Base Frequency
800 MHz
-
GPU Max Dynamic Frequency
2800 MHz
-
Shader Units
256
-
Texture Units
16
-
Raster Operation Units
8
-
Execution Units
4
-
Power Consumption
15 W
-
Miscellaneous
📊 Benchmark
Cinebench R23
1,789
-
Cinebench R23
10,405
-
Geekbench 6
2,445
-
Geekbench 6
9,182
-
Passmark CPU
3,759
-
Passmark CPU
18,276
-