Intel Xeon 6766P-B vs Intel Core Ultra 7 258V
CPU Specs Compare
General Parameters
Release Date
Dec 2025
Sep 2024
Manufacturer
Intel
Intel
Type
Server
Laptop
Core Architecture
Granite Rapids
Lunar Lake
Integrated Graphics
N/A
Arc Graphics 140V
Generation
Xeon 6 (Granite Rapids-D)
Ultra 7 (Lunar Lake)
Instruction Set
-
x86-64
Processor Number
-
258V
Package
Manufacturing Process
5 nm
3 nm
Socket
Intel BGA 5026
FCBGA-2833
Power Consumption
305 W
17-37 W
Foundry
Intel
TSMC
Die Size
2x598 mm²
-
I/O Process Size
10 nm
-
Package
FC-BGA18N
BGA
Peak Operating Temperature
-
100 °C
CPU Performance
Performance Core Base Frequency
2.3 GHz
2.2 GHz
Performance Core Turbo Frequency
3.5 GHz
4.8 GHz
Total Core Count
64
8
Total Thread Count
128
8
Bus Frequency
100 MHz
100 MHz
Multiplier
23.0
22
L1 Cache
112 KB per core
192 KB per core
L2 Cache
2 MB per core
14 MB
L3 Cache
256 MB shared
12 MB
Unlocked Multiplier
No
No
SMP
1
1
Performance Cores
-
4
Performance Core Threads
-
4
Efficiency Cores
-
4
Efficiency Core Threads
-
4
Efficiency Core Base Frequency
-
2.2 GHz
Efficiency Core Turbo Frequency
-
3.7 GHz
L0 Cache
-
48 KB per core
Memory Parameters
Memory Types
DDR5-6400
LPDDR5X-8533
Max Memory Size
2.25 TB
32 GB
Max Memory Channels
8
2
ECC Memory Support
Yes
No
Max Memory Bandwidth
-
136 GB/s
Miscellaneous
Graphics Card Parameters
Integrated Graphics
-
true
GPU Base Frequency
-
600 MHz
GPU Max Dynamic Frequency
-
1950 MHz
Shader Units
-
1024
Execution Units
-
8
AI Accelerator
NPU
-
Intel® AI Boost
Theoretical performance
-
47 TOPS
📊 Benchmark
Cinebench R23
-
1,991
Cinebench R23
-
12,310
Geekbench 6
-
2,745
Geekbench 6
-
10,795
Cinebench 2024
-
122
Cinebench 2024
-
636
Passmark CPU
-
4,033
Passmark CPU
-
18,940