AMD Ryzen 5 8640U vs Intel Core Ultra 7 356H
CPU · Specs Compare
General Parameters
Release Date
Dec 2023
Jan 2026
Manufacturer
AMD
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Hawk Point
Panther Lake
Integrated Graphics
Radeon 760M
Graphics 4 Xe3
Generation
Ryzen 5 (Zen 4 (Hawk Point))
Intel Core Ultra Series 3
Processor Number
—
356H
Package
Transistor Count
25 billions
—
Manufacturing Process
4 nm
3 nm
Socket
FP7
Custom
Power Consumption
15-30 W
15-25 W
Peak Operating Temperature
100°C
100 °C
Foundry
TSMC
—
Die Size
178 mm²
—
Package
FP8, FP7, FP7r2
—
Max Turbo Power Consumption
—
80 W
CPU Performance
Performance Cores
6
4
Performance Core Threads
12
4
Performance Core Base Frequency
3.5 GHz
1.9 GHz
Performance Core Turbo Frequency
4.9 GHz
4.7 GHz
Total Core Count
6
16
Total Thread Count
12
16
Bus Frequency
100 MHz
100 MHz
Multiplier
35x
19
L1 Cache
64 K per core
192 K per core
L2 Cache
1 MB per core
2560 K per core
L3 Cache
16 MB shared
18 MB shared
Unlocked Multiplier
No
No
SMP
1
—
Efficiency Cores
—
12
Efficiency Core Threads
—
12
Efficiency Core Base Frequency
—
1.5 GHz
Efficiency Core Turbo Frequency
—
3.7 GHz
Memory Parameters
Memory Types
DDR5-5600, LPDDR5x-7500
LPDDR5X-8533,DDR5-7200
Max Memory Size
256 GB
128 GB
Max Memory Channels
2
2
Max Memory Bandwidth
89.6 GB/s
136.5 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
1500 MHz
800 MHz
GPU Max Dynamic Frequency
2600 MHz
2450 MHz
Shader Units
384
1024
Texture Units
24
64
Raster Operation Units
16
32
Execution Units
6
4
Power Consumption
15 W
25
Miscellaneous
PCIe Version
4.0
5.0
PCIe Lanes
20
20
AI Accelerator
Theoretical performance
—
50 TOPS
Benchmark
Cinebench R23
1,780
2,003
Cinebench R23
11,267
18,102
Geekbench 6
2,419
2,738
Geekbench 6
10,350
15,294
Cinebench 2024
—
120
Cinebench 2024
—
1,085
▲ Specs Compare
Data sourced from official specifications and benchmark tests.