Intel Core Ultra X9 388H vs AMD EPYC 7351
CPU Specs Compare
General Parameters
Release Date
Jan 2026
Jun 2017
Manufacturer
Intel
AMD
Type
Laptop
Server
Instruction Set
x86-64
-
Core Architecture
Panther Lake
Naples
Processor Number
388H
-
Integrated Graphics
Arc B390
N/A
Generation
Ultra X9 (Panther Lake-H)
EPYC (Zen (Naples))
Package
Manufacturing Process
2 nm
14 nm
Socket
FCBGA2540
AMD Socket SP3
Power Consumption
15-25 W
170 W
Max Turbo Power Consumption
80 W
-
Peak Operating Temperature
100 °C
85 °C
Foundry
Intel
GlobalFoundries
Package
FC-BGA
FCLGA-4094
Transistor Count
-
4.8 billions
Die Size
-
213 mm²
CPU Performance
Performance Cores
4
-
Performance Core Threads
4
-
Performance Core Base Frequency
2.1 GHz
2.4 GHz
Performance Core Turbo Frequency
5.1 GHz
2.9 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
16
Total Thread Count
16
32
Bus Frequency
100 MHz
100 MHz
Multiplier
21
24.0
L1 Cache
192 K per core
96 K per core
L2 Cache
2560 K per core
512 K per core
L3 Cache
18 MB shared
64 MB shared
Unlocked Multiplier
No
Yes
SMP
1
2
Memory Parameters
Memory Types
LPDDR5X-9600
DDR4-2666
Max Memory Size
96 GB
-
Max Memory Channels
2
8
Max Memory Bandwidth
153.6 GB/s
-
ECC Memory Support
No
Yes
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
-
Miscellaneous
📊 Benchmark
Geekbench 6
3,026
639
Geekbench 6
17,541
3,035
Cinebench 2024
130
-