Single Core
Top 50
Intel Xeon 6766P-B
Intel Xeon 6766P-B is a Server processor from Intel. It began to be released in December 2025. The CPU belongs to the Granite Rapids family. It has a frequency of 2.3 GHz. The processor has 64 cores and 128 threads. And the processor is also made using 5 nm technology. Its characteristics, as well as benchmark results, are presented in more detail below.
Basic
Label Name
Intel
Platform
Server
Launch Date
December 2025
Model Name
?
The Intel processor number is just one of several factors - along with processor brand, system configurations, and system-level benchmarks - to be considered when choosing the right processor for your computing needs.
Xeon 6766P-B
Code Name
Granite Rapids
Foundry
Intel
Generation
Xeon 6 (Granite Rapids-D)
CPU Specifications
Total Cores
?
Cores is a hardware term that describes the number of independent central processing units in a single computing component (die or chip).
64
Total Threads
?
Where applicable, Intel® Hyper-Threading Technology is only available on Performance-cores.
128
Performance-core Base Frequency
2.3 GHz
Performance-core Max Turbo Frequency
?
Maximum P-core turbo frequency derived from Intel® Turbo Boost Technology.
3.5 GHz
L1 Cache
112 KB per core
L2 Cache
2 MB per core
L3 Cache
256 MB shared
Bus Frequency
100 MHz
Multiplier
23.0
Unlocked Multiplier
No
CPU Socket
?
The socket is the component that provides the mechanical and electrical connections between the processor and motherboard.
Intel BGA 5026
Technology
?
Lithography refers to the semiconductor technology used to manufacture an integrated circuit, and is reported in nanometer (nm), indicative of the size of features built on the semiconductor.
5 nm
TDP
305 W
PCIe Version
?
PCI Express is a high-speed serial computer expansion bus standard used for connecting high-speed components, replacing older standards such as AGP, PCI, and PCI-X. It has gone through multiple revisions and improvements since its initial release. PCIe 1.0 was first introduced in 2002, and in order to meet the growing demand for higher bandwidth, subsequent versions have been released over time.
5
Memory Specifications
Memory Type
?
Intel® processors come in four different types: Single Channel, Dual Channel, Triple Channel, and Flex Mode. Maximum supported memory speed may be lower when populating multiple DIMMs per channel on products that support multiple memory channels.
DDR5-6400
Max Memory Size
?
Max memory size refers to the maximum memory capacity supported by the processor.
2.25 TB
Memory Channels
?
The number of memory channels refers to the bandwidth operation for real world application.
8
ECC Memory Support
Yes
GPU Specifications
Integrated Graphics Model
?
An integrated GPU refers to the graphics core that is integrated into the CPU processor. Leveraging the processor's powerful computational capabilities and intelligent power efficiency management, it delivers outstanding graphics performance and a smooth application experience at a lower power consumption.
N/A
Miscellaneous
PCIe Lanes
32
Geekbench 6
Single Core
1748
Multi Core
20732
Performance
Multi Core
Compared to Other CPU
61%
86%
98%
Better then 61% CPU over the past year
Better then 86% CPU over the past 3 years
Better then 98% CPU
SiliconCat Rating
14
Ranks 14 among Server CPU on our website
37
Ranks 37 among all CPU on our website
Geekbench 6 Single Core
Geekbench 6 Multi Core
