Intel Core Ultra 5 338H vs AMD Ryzen 5 8640U
CPU · Specs Compare
General Parameters
Release Date
Jan 2026
Dec 2023
Manufacturer
Intel
AMD
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Panther Lake
Hawk Point
Processor Number
338H
—
Integrated Graphics
Arc B370
Radeon 760M
Generation
Intel Core Ultra Series 3
Ryzen 5 (Zen 4 (Hawk Point))
Package
Manufacturing Process
3 nm
4 nm
Socket
Custom
FP7
Power Consumption
15-25 W
15-30 W
Max Turbo Power Consumption
80 W
—
Peak Operating Temperature
100 °C
100°C
Transistor Count
—
25 billions
Foundry
—
TSMC
Die Size
—
178 mm²
Package
—
FP8, FP7, FP7r2
CPU Performance
Performance Cores
4
6
Performance Core Threads
4
12
Performance Core Base Frequency
1.9 GHz
3.5 GHz
Performance Core Turbo Frequency
4.7 GHz
4.9 GHz
Efficiency Cores
8
—
Efficiency Core Threads
8
—
Efficiency Core Base Frequency
1.5 GHz
—
Efficiency Core Turbo Frequency
3.6 GHz
—
Total Core Count
12
6
Total Thread Count
12
12
Bus Frequency
100 MHz
100 MHz
Multiplier
19
35x
L1 Cache
192 K per core
64 K per core
L2 Cache
2560 K per core
1 MB per core
L3 Cache
18 MB shared
16 MB shared
Unlocked Multiplier
No
No
SMP
—
1
Memory Parameters
Memory Types
LPDDR5X-8533
DDR5-5600, LPDDR5x-7500
Max Memory Size
96 GB
256 GB
Max Memory Channels
2
2
Max Memory Bandwidth
153.6 GB/s
89.6 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
800 MHz
1500 MHz
GPU Max Dynamic Frequency
2400 MHz
2600 MHz
Shader Units
1024
384
Texture Units
64
24
Raster Operation Units
32
16
Execution Units
10
6
Power Consumption
45
15 W
Max Resolution
7680 x 4320 @ 60Hz
—
AI Accelerator
Theoretical performance
50 TOPS
—
Miscellaneous
PCIe Version
5.0
4.0
PCIe Lanes
12
20
Benchmark
Cinebench R23
1,988
1,780
Cinebench R23
16,565
11,267
Geekbench 6
2,743
2,419
Geekbench 6
14,448
10,350
Cinebench 2024
123
—
Cinebench 2024
1,000
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.