Intel Xeon 6756P-B vs Intel Core Ultra X9 388H
CPU Specs Compare
General Parameters
Release Date
Dec 2025
Jan 2026
Manufacturer
Intel
Intel
Type
Server
Laptop
Core Architecture
Granite Rapids
Panther Lake
Integrated Graphics
N/A
Arc B390
Generation
Xeon 6 (Granite Rapids-D)
Ultra X9 (Panther Lake-H)
Instruction Set
-
x86-64
Processor Number
-
388H
Package
Manufacturing Process
5 nm
2 nm
Socket
Intel BGA 5026
FCBGA2540
Power Consumption
325 W
15-25 W
Foundry
Intel
Intel
Die Size
2x598 mm²
-
I/O Process Size
10 nm
-
Package
FC-BGA18N
FC-BGA
Max Turbo Power Consumption
-
80 W
Peak Operating Temperature
-
100 °C
CPU Performance
Performance Core Base Frequency
2.2 GHz
2.1 GHz
Performance Core Turbo Frequency
3.5 GHz
5.1 GHz
Total Core Count
64
16
Total Thread Count
128
16
Bus Frequency
100 MHz
100 MHz
Multiplier
22.0
21
L1 Cache
112 KB per core
192 K per core
L2 Cache
2 MB per core
2560 K per core
L3 Cache
256 MB shared
18 MB shared
Unlocked Multiplier
No
No
SMP
1
1
Performance Cores
-
4
Performance Core Threads
-
4
Efficiency Cores
-
12
Efficiency Core Threads
-
12
Efficiency Core Base Frequency
-
1.6 GHz
Efficiency Core Turbo Frequency
-
4 GHz
Memory Parameters
Memory Types
DDR5-6400
LPDDR5X-9600
Max Memory Size
2.25 TB
96 GB
Max Memory Channels
8
2
ECC Memory Support
Yes
No
Max Memory Bandwidth
-
153.6 GB/s
Miscellaneous
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
Geekbench 6
-
3,026
Geekbench 6
-
17,541
Cinebench 2024
-
130