Intel Core Ultra X9 388H vs AMD Ryzen 7 8840U
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
Zen 4 (Hawk Point)
Processor Number
388H
—
Integrated Graphics
Arc B390
Radeon 780M
Generation
Ultra X9 (Panther Lake-H)
Ryzen 7 (Zen 4 (Hawk Point))
Package
Manufacturing Process
2 nm
4 nm
Socket
FCBGA2540
FP8
Power Consumption
15-25 W
15-30 W
Max Turbo Power Consumption
80 W
—
Peak Operating Temperature
100 °C
100°C
Foundry
Intel
TSMC
Package
FC-BGA
FP8, FP7, FP7r2
Transistor Count
—
25 billions
Die Size
—
178 mm²
CPU Performance
Performance Cores
4
8
Performance Core Threads
4
16
Performance Core Base Frequency
2.1 GHz
3.3 GHz
Performance Core Turbo Frequency
5.1 GHz
5.1 GHz
Efficiency Cores
12
—
Efficiency Core Threads
12
—
Efficiency Core Base Frequency
1.6 GHz
—
Efficiency Core Turbo Frequency
4 GHz
—
Total Core Count
16
8
Total Thread Count
16
16
Bus Frequency
100 MHz
100 MHz
Multiplier
21
33x
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
1
Memory Parameters
Memory Types
LPDDR5X-9600
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
300 MHz
1500 MHz
GPU Max Dynamic Frequency
2500 MHz
2700 MHz
Shader Units
1536
768
Texture Units
48
48
Raster Operation Units
24
32
Execution Units
12
12
Power Consumption
45
15 W
Max Resolution
—
7680x4320 - 60 Hz
AI Accelerator
Theoretical performance
50 TOPS
—
Miscellaneous
PCIe Version
5.0
4.0
PCIe Lanes
12
20
Benchmark
Geekbench 6
3,026
2,468
Geekbench 6
17,541
11,498
Cinebench 2024
130
—
Cinebench R23
—
1,780
Cinebench R23
—
12,815
Blender
—
171
▲ Specs Compare
Data sourced from official specifications and benchmark tests.