Intel Core Ultra 5 250KF Plus vs Intel Core Ultra X9 388H
CPU · Specs Compare
General Parameters
Release Date
Mar 2026
Jan 2026
Manufacturer
Intel
Intel
Type
Desktop
Laptop
Instruction Set
x86-64
x86-64
Core Architecture
Arrow Lake
Panther Lake
Processor Number
250KF+
388H
Integrated Graphics
No
Arc B390
Generation
—
Ultra X9 (Panther Lake-H)
Package
Transistor Count
17.8 billions
—
Manufacturing Process
3 nm
2 nm
Socket
FCLGA-1851
FCBGA2540
Power Consumption
125 W
15-25 W
Max Turbo Power Consumption
159 W
80 W
Peak Operating Temperature
105 °C
100 °C
Foundry
—
Intel
Package
—
FC-BGA
CPU Performance
Performance Cores
6
4
Performance Core Threads
6
4
Performance Core Base Frequency
4.2 GHz
2.1 GHz
Performance Core Turbo Frequency
5.3 GHz
5.1 GHz
Efficiency Cores
12
12
Efficiency Core Threads
12
12
Efficiency Core Base Frequency
3.3 GHz
1.6 GHz
Efficiency Core Turbo Frequency
4.6 GHz
4 GHz
Total Core Count
18
16
Total Thread Count
18
16
Bus Frequency
100 MHz
100 MHz
Multiplier
42
21
L1 Cache
192 K per core
192 K per core
L2 Cache
3 MB per core
2560 K per core
L3 Cache
30 MB shared
18 MB shared
Unlocked Multiplier
Yes
No
SMP
—
1
Memory Parameters
Memory Types
DDR5-7200
LPDDR5X-9600
Max Memory Bandwidth
115.2 GB/s
153.6 GB/s
ECC Memory Support
Yes
No
Max Memory Size
—
96 GB
Max Memory Channels
—
2
Miscellaneous
PCIe Version
5.0
5.0
PCIe Lanes
24
12
Graphics Card Parameters
Integrated Graphics
—
true
GPU Base Frequency
—
300 MHz
GPU Max Dynamic Frequency
—
2500 MHz
Shader Units
—
1536
Texture Units
—
48
Raster Operation Units
—
24
Execution Units
—
12
Power Consumption
—
45
AI Accelerator
Theoretical performance
—
50 TOPS
Benchmark
Cinebench R23
2,335
—
Cinebench R23
29,012
—
Geekbench 6
3,219
3,026
Geekbench 6
21,115
17,541
Cinebench 2024
140
130
Cinebench 2024
1,689
—
Cinebench 2026
7,413
—
▲ Specs Compare
Data sourced from official specifications and benchmark tests.