AMD Ryzen 7 7840H
The AMD Ryzen 7 7840H is a laptop-class CPU manufactured by AMD, built on AMD's officially announced 4 nm process technology, released in January 2023. This processor features a 8-core 16-thread architecture design, with a base clock of 3.8 GHz and a maximum boost clock reaching up to 5.1 GHz, equipped with 16 MB shared of L3 cache, utilizing the AMD Socket FP8 socket. Overall specifications are targeted at laptop application scenarios.
Manufacturing Process
4 nm
Core Architecture
Phoenix
Total Thread Count
16
Performance Core Turbo Frequency
5.1 GHz
Performance Core Base Frequency
3.8 GHz
Power Consumption
35 W
L1 Cache
64 K per core
Socket
AMD Socket FP8
Max Memory Size
256 GB
Memory Types
DDR5-5600
Max Memory Bandwidth
89.6 GB/s
General Parameters
Release Date
Jan 2023
Manufacturer
AMD
Type
Laptop
Core Architecture
Phoenix
Integrated Graphics
i
Radeon 780M
Generation
Ryzen 7 (Zen 4 (Phoenix))
Package
Transistor Count
25 billions
Manufacturing Process
4 nm
Socket
AMD Socket FP8
Power Consumption
35 W
Peak Operating Temperature
100 °C
Foundry
TSMC
Die Size
178 mm²
Package
FP8, FP7, FP7r2
CPU Performance
Performance Core Base Frequency
3.8 GHz
Performance Core Turbo Frequency
5.1 GHz
Total Core Count
8
Total Thread Count
16
Bus Frequency
100 MHz
Multiplier
38.0
L1 Cache
64 K per core
L2 Cache
1 MB per core
L3 Cache
16 MB shared
Unlocked Multiplier
No
SMP
1
Memory Parameters
Memory Types
DDR5-5600
Max Memory Size
256 GB
Max Memory Channels
2
Max Memory Bandwidth
89.6 GB/s
ECC Memory Support
Yes
Graphics Card Parameters
Integrated Graphics
true
GPU Max Dynamic Frequency
2700 MHz
Execution Units
12