Intel Xeon 6766P-B vs Intel Core Ultra 7 155U
CPU · Specs Compare
General Parameters
Release Date
Dec 2025
Dec 2023
Manufacturer
Intel
Intel
Type
Server
Laptop
Core Architecture
Granite Rapids
Meteor Lake
Integrated Graphics
N/A
Arc Graphics (4-Cores)
Generation
Xeon 6 (Granite Rapids-D)
—
Instruction Set
—
x86-64
Processor Number
—
155U
Package
Manufacturing Process
5 nm
7 nm
Socket
Intel BGA 5026
FCBGA-2049
Power Consumption
305 W
12-15 W
Foundry
Intel
—
Die Size
2x598 mm²
—
I/O Process Size
10 nm
—
Package
FC-BGA18N
—
Max Turbo Power Consumption
—
57 W
Peak Operating Temperature
—
110 °C
CPU Performance
Performance Core Base Frequency
2.3 GHz
1.7 GHz
Performance Core Turbo Frequency
3.5 GHz
4.8 GHz
Total Core Count
64
12
Total Thread Count
128
14
Bus Frequency
100 MHz
100 MHz
Multiplier
23.0
17
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
12 MB shared
Unlocked Multiplier
No
No
SMP
1
—
Performance Cores
—
2
Performance Core Threads
—
4
Efficiency Cores
—
10
Efficiency Core Threads
—
10
Efficiency Core Base Frequency
—
1.2 GHz
Efficiency Core Turbo Frequency
—
3.8 GHz
Memory Parameters
Memory Types
DDR5-6400
LPDDR5-7467,LPDDR5x-7467,DDR5-5600
Max Memory Size
2.25 TB
96 GB
Max Memory Channels
8
2
ECC Memory Support
Yes
No
Max Memory Bandwidth
—
120 GB/s
Miscellaneous
PCIe Version
5
4.0
PCIe Lanes
32
20
Graphics Card Parameters
Integrated Graphics
—
true
GPU Base Frequency
—
300 MHz
GPU Max Dynamic Frequency
—
1950 MHz
Shader Units
—
512
Texture Units
—
32
Raster Operation Units
—
16
Execution Units
—
64
Power Consumption
—
14
Max Resolution
—
7680x4320 - 60 Hz
Benchmark
Cinebench R23
—
1,730
Cinebench R23
—
9,875
Geekbench 6
—
2,314
Geekbench 6
—
9,486
Cinebench 2024
—
102
Cinebench 2024
—
549
Blender
—
140
Passmark CPU
—
3,413
Passmark CPU
—
16,486
▲ Specs Compare
Data sourced from official specifications and benchmark tests.