Intel Xeon 6756P-B vs Intel Core Ultra 7 255H
CPU · Specs Compare
General Parameters
Release Date
Dec 2025
Jan 2025
Manufacturer
Intel
Intel
Type
Server
Laptop
Core Architecture
Granite Rapids
Arrow Lake
Integrated Graphics
N/A
Arc Graphics 140T
Generation
Xeon 6 (Granite Rapids-D)
—
Instruction Set
—
x86-64
Processor Number
—
255H
Package
Manufacturing Process
5 nm
3 nm
Socket
Intel BGA 5026
FCBGA-2049
Power Consumption
325 W
20-28 W
Foundry
Intel
—
Die Size
2x598 mm²
—
I/O Process Size
10 nm
—
Package
FC-BGA18N
—
Max Turbo Power Consumption
—
115 W
Peak Operating Temperature
—
110 °C
CPU Performance
Performance Core Base Frequency
2.2 GHz
2.0 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
20
L1 Cache
112 KB per core
112 K per core
L2 Cache
2 MB per core
2 MB per core
L3 Cache
256 MB shared
24 MB shared
Unlocked Multiplier
No
No
SMP
1
—
Performance Cores
—
6
Performance Core Threads
—
6
Efficiency Cores
—
10
Efficiency Core Threads
—
10
Efficiency Core Base Frequency
—
1.5 GHz
Efficiency Core Turbo Frequency
—
4.4 GHz
Memory Parameters
Memory Types
DDR5-6400
LPDDR5-8400,LPDDR5x-8400,DDR5-6400
Max Memory Size
2.25 TB
128 GB
Max Memory Channels
8
2
ECC Memory Support
Yes
No
Miscellaneous
PCIe Version
5
5.0
PCIe Lanes
32
28
Graphics Card Parameters
Integrated Graphics
—
true
GPU Max Dynamic Frequency
—
2250 MHz
Benchmark
Cinebench R23
—
2,029
Cinebench R23
—
20,521
Geekbench 6
—
2,823
Geekbench 6
—
15,662
Cinebench 2024
—
115
Cinebench 2024
—
1,102
Blender
—
278
▲ Specs Compare
Data sourced from official specifications and benchmark tests.