AMD Ryzen 5 8640HS vs AMD Ryzen 7 5800H
We compared two laptop CPUs: AMD Ryzen 5 8640HS with 6 cores 3.5GHz and AMD Ryzen 7 5800H with 8 cores 3.2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.
Main Differences
AMD Ryzen 5 8640HS Advantages
Released 2 years and 11 months late
Higher specification of memory (7500 vs 4266)
Larger memory bandwidth (89.6GB/s vs 68.27GB/s)
Newer PCIe version (4.0 vs 3.0)
Higher base frequency (3.5GHz vs 3.2GHz)
More modern manufacturing process (4nm vs 7nm)
Lower TDP (28W vs 54W)
Score
Benchmark
Cinebench R23 Single Core
AMD Ryzen 5 8640HS
+22%
1724
AMD Ryzen 7 5800H
1411
Cinebench R23 Multi Core
AMD Ryzen 5 8640HS
+6%
12969
AMD Ryzen 7 5800H
12229
Geekbench 6 Single Core
AMD Ryzen 5 8640HS
+20%
2267
AMD Ryzen 7 5800H
1886
Geekbench 6 Multi Core
AMD Ryzen 5 8640HS
+40%
10369
AMD Ryzen 7 5800H
7365
General Parameters
Dec 2023
Release Date
Jan 2021
AMD
Manufacturer
AMD
Laptop
Type
Laptop
x86-64
Instruction Set
x86-64
Hawk Point
Core Architecture
Cezanne
FP8
Socket
FP6
Radeon 760M
Integrated Graphics
Radeon RX Vega 8
Ryzen 5 (Zen 4 (Hawk Point))
Generation
-
Package
25 billions
Transistor Count
-
4 nm
Manufacturing Process
7 nm
28 W
Power Consumption
35-54 W
100°C
Peak Operating Temperature
105 °C
TSMC
Foundry
-
178 mm²
Die Size
-
CPU Performance
6
Performance Cores
8
12
Performance Core Threads
16
3.5 GHz
Performance Core Base Frequency
3.2 GHz
4.9 GHz
Performance Core Turbo Frequency
4.4 GHz
6
Total Core Count
8
12
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
35x
Multiplier
32x
64 K per core
L1 Cache
64 K per core
1 MB per core
L2 Cache
512 K per core
16 MB shared
L3 Cache
16 MB shared
No
Unlocked Multiplier
No
1
SMP
-
Memory Parameters
DDR5-5600, LPDDR5x-7500
Memory Types
DDR4-3200, LPDDR4-4266
256 GB
Max Memory Size
64 GB
2
Max Memory Channels
2
89.6 GB/s
Max Memory Bandwidth
68.27 GB/s
No
ECC Memory Support
Yes
Graphics Card Parameters
true
Integrated Graphics
true
1500 MHz
GPU Base Frequency
-
2600 MHz
GPU Max Dynamic Frequency
2000 MHz
384
Shader Units
512
24
Texture Units
32
16
Raster Operation Units
8
6
Execution Units
-
15 W
Power Consumption
15 W
7680x4320 - 60 Hz
Max Resolution
-
4.06 TFLOPS
Graphics Performance
-
