Intel Core Ultra X9 388H vs Intel Core Ultra X7 358H
CPU Specs Compare
General Parameters
Release Date
Jan 2026
Jan 2026
Manufacturer
Intel
Intel
Type
Laptop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Panther Lake
Panther Lake
Processor Number
388H
358H
Integrated Graphics
Arc B390
Arc B390
Generation
Ultra X9 (Panther Lake-H)
Ultra X7 (Panther Lake-H)
Package
Manufacturing Process
2 nm
2 nm
Socket
FCBGA2540
FCBGA2540
Power Consumption
15-25 W
15-25 W
Max Turbo Power Consumption
80 W
80 W
Peak Operating Temperature
100 °C
100 °C
Foundry
Intel
Intel
Package
FC-BGA
FC-BGA
CPU Performance
Performance Cores
4
4
Performance Core Threads
4
4
Performance Core Base Frequency
2.1 GHz
1.9 GHz
Performance Core Turbo Frequency
5.1 GHz
4.8 GHz
Efficiency Cores
12
12
Efficiency Core Threads
12
12
Efficiency Core Base Frequency
1.6 GHz
1.5 GHz
Efficiency Core Turbo Frequency
4 GHz
3.7 GHz
Total Core Count
16
16
Total Thread Count
16
16
Bus Frequency
100 MHz
100 MHz
Multiplier
21
19
L1 Cache
192 K per core
192 K per core
L2 Cache
2560 K per core
2560 K per core
L3 Cache
18 MB shared
18 MB shared
Unlocked Multiplier
No
No
SMP
1
1
Memory Parameters
Memory Types
LPDDR5X-9600
LPDDR5X-9600
Max Memory Size
96 GB
96 GB
Max Memory Channels
2
2
Max Memory Bandwidth
153.6 GB/s
153.6 GB/s
ECC Memory Support
No
No
Graphics Card Parameters
Integrated Graphics
true
true
GPU Base Frequency
300 MHz
300 MHz
GPU Max Dynamic Frequency
2500 MHz
2500 MHz
Shader Units
1536
1536
Texture Units
48
48
Raster Operation Units
24
24
Execution Units
12
12
Power Consumption
45
-
AI Accelerator
Theoretical performance
50 TOPS
50
📊 Benchmark
Geekbench 6
3,026
2,914
Geekbench 6
17,541
16,889
Cinebench 2024
130
124
Cinebench R23
-
2,122
Cinebench R23
-
21,056
Cinebench 2024
-
1,125
Passmark CPU
-
4,107
Passmark CPU
-
33,972