Intel Xeon 6377P
vs
Intel Xeon w5-2555X
vs
CPU Comparison Result
Below are the results of a comparison of
Intel Xeon 6377P
and
Intel Xeon w5-2555X
processors based on key performance characteristics, as well as power consumption and much more.
Advantages
- Higher Max Turbo Frequency: 5.7 GHz (5.7 GHz vs 4.8 GHz)
- Newer Launch Date: April 2026 (April 2026 vs July 2024)
- More Total Cores: 14 (12 vs 14)
Basic
Intel
Label Name
Intel
April 2026
Launch Date
July 2024
Server
Platform
Workstation
6377P
Model Name
w5-2555X
Products formerly Raptor Lake
Code Name
Products formerly Sapphire Rapids
CPU Specifications
12
Total Cores
Cores is a hardware term that describes the number of independent central processing units in a single computing component (die or chip).
14
24
Total Threads
28
12
Performance-cores
14
3.1 GHz
Basic Frequency
3.3 GHz
Yes
Intel Virtualization Technology (VT-x)
Yes
Yes
Intel Virtualization Technology for Directed I/O (VT-d)
Yes
5.7 GHz
Max Turbo Frequency
4.8 GHz
Intel® SSE4.1, Intel® SSE4.2, Intel® AVX2
Instruction Set Extensions
Intel® SSE4.1, Intel® AMX, Intel® SSE4.2, Intel® AVX2, Intel® AVX-512
-
Number of AVX-512 FMA Units
2
Yes
Enhanced Intel SpeedStep Technology
Yes
Yes
Intel Hyper-Threading Technology
Yes
Yes
Intel Turbo Boost Max Technology 3.0
Yes
-
Intel Turbo Boost Max Technology 3.0 Frequency
4.8 GHz
2.0
Intel Turbo Boost Technology
2.0
-
Intel Turbo Boost Technology 2.0 Frequency
4.6 GHz
36 MB
Cache
33.75 MB Intel® Smart Cache
FCLGA1700
CPU Socket
The socket is the component that provides the mechanical and electrical connections between the processor and motherboard.
FCLGA4677
Yes
Intel AES New Instructions
Yes
Intel 7
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.
Intel 7
95 W
TDP
-
-
Processor Base Power
210 W
-
Maximum Turbo Power
252 W
5.0
PCI Express Version
PCI Express Revision is the supported version of the PCI Express standard. Peripheral Component Interconnect Express (or PCIe) is a high-speed serial computer expansion bus standard for attaching hardware devices to a computer. The different PCI Express versions support different data rates.
5.0
20
Max Number of PCI Express Lanes
A PCI Express (PCIe) lane consists of two differential signaling pairs, one for receiving data, one for transmitting data, and is the basic unit of the PCIe bus. Max # of PCI Express Lanes is the total number of supported lanes.
64
64-bit
Instruction Set
An instruction set architecture (ISA) defines the instructions a processor can execute. Common architectures include x86-64, ARM and RISC-V. The ISA determines software compatibility, while optional instruction extensions add specialized capabilities.
64-bit
Yes
Intel 64
Yes
Yes
Intel VT-x with Extended Page Tables (EPT)
Yes
Up to 1x16+1x4, 2x8+1x4
PCI Express Configurations
PCI Express (PCIe) Configurations describe the available PCIe lane configurations that can be used to link to PCIe devices.
-
Gen 5
Microprocessor PCIe Revision
-
Memory Specifications
DDR5-4800
Memory Type
DDR5-4800(MT/s)
128 GB
Max Memory Size
Max memory size refers to the maximum memory capacity supported by the processor.
2 TB
2
Memory Channels
The number of memory channels refers to the bandwidth operation for real world application.
4
16 GT/s
Bus Speed
-
4800 MHz
Maximum Memory Speed
4800 MT/s
AI Specifications
-
Intel Deep Learning Boost (Intel DL Boost) on CPU
Yes
Miscellaneous
Yes
Execute Disable Bit
Execute Disable Bit is a hardware-based security feature that can reduce exposure to viruses and malicious-code attacks and prevent harmful software from executing and propagating on the server or network.
Yes
-
Intel Active Management Technology (AMT)
Yes
Yes
Intel Boot Guard
Yes
-
Intel QuickAssist Software Acceleration
No
-
Intel Control-Flow Enforcement Technology
Yes
Yes
Intel OS Guard
Yes
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