Home Comparison AMD Ryzen 7 8840U vs AMD Ryzen 5 7640U

AMD Ryzen 7 8840U vs AMD Ryzen 5 7640U

AMD Ryzen 7 8840U
VS
AMD Ryzen 5 7640U
AMD Ryzen 7 8840U
AMD Ryzen 5 7640U
We compared two laptop CPUs: AMD Ryzen 7 8840U with 8 cores 3.3GHz and AMD Ryzen 5 7640U with 6 cores 3.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 7 8840U 's Advantages
Released 7 months late
Better graphics card performance
AMD Ryzen 5 7640U 's Advantages
Higher base frequency (3.5GHz vs 3.3GHz)

Score

Benchmark

Cinebench R23 Single Core
AMD Ryzen 7 8840U +9%
1780
AMD Ryzen 5 7640U
1633
Cinebench R23 Multi Core
AMD Ryzen 7 8840U +16%
12815
AMD Ryzen 5 7640U
11000
Geekbench 6 Single Core
AMD Ryzen 7 8840U +5%
2468
AMD Ryzen 5 7640U
2337
Geekbench 6 Multi Core
AMD Ryzen 7 8840U +10%
11498
AMD Ryzen 5 7640U
10412
Blender
AMD Ryzen 7 8840U
171
AMD Ryzen 5 7640U +5%
181
AMD Ryzen 7 8840U
VS
AMD Ryzen 5 7640U

General Parameters

Dec 2023
Release Date
May 2023
AMD
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Zen 4 (Hawk Point)
Core Architecture
Zen 4 (Phoenix)
FP8
Socket
FP8
Radeon 780M
Integrated Graphics
Radeon 760M
Ryzen 7 (Zen 4 (Hawk Point))
Generation
-

Package

25 billions
Transistor Count
25 billions
4 nm
Manufacturing Process
4 nm
15-30 W
Power Consumption
15-30 W
100°C
Peak Operating Temperature
100 °C
TSMC
Foundry
-
178 mm²
Die Size
-

CPU Performance

8
Performance Cores
6
16
Performance Core Threads
12
3.3 GHz
Performance Core Base Frequency
3.5 GHz
5.1 GHz
Performance Core Turbo Frequency
4.9 GHz
8
Total Core Count
6
16
Total Thread Count
12
100 MHz
Bus Frequency
100 MHz
33x
Multiplier
35
64 K per core
L1 Cache
64 K per core
1 MB per core
L2 Cache
6 MB
16 MB shared
L3 Cache
16 MB
No
Unlocked Multiplier
No
1
SMP
-

Memory Parameters

DDR5-5600, LPDDR5x-7500
Memory Types
DDR5-5600, LPDDR5x-7500
256 GB
Max Memory Size
256 GB
2
Max Memory Channels
2
89.6 GB/s
Max Memory Bandwidth
89.6 GB/s
No
ECC Memory Support
No

Graphics Card Parameters

true
Integrated Graphics
true
1500 MHz
GPU Base Frequency
800 MHz
2700 MHz
GPU Max Dynamic Frequency
2600 MHz
768
Shader Units
512
48
Texture Units
32
32
Raster Operation Units
16
12
Execution Units
8
15 W
Power Consumption
15
7680x4320 - 60 Hz
Max Resolution
-
8.12 TFLOPS
Graphics Performance
2.66 TFLOPS

AI Accelerator

-
NPU
AMD Ryzen™ AI
-
Theoretical performance
10 TOPS

Miscellaneous

AMD Ryzen 7 8840U
Official Website
AMD Ryzen 5 7640U
4.0
PCIe Version
4.0
20
PCIe Lanes
20

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