Feex·CPU
Intel · Xeon 6 · Server

Intel® Xeon™ 6377P

The Intel Xeon 6377P is a server processor released on April 1, 2026, built on the Raptor Lake architecture. It has 12 cores and 24 threads, a base clock of 3.10 GHz, a maximum boost of 5.70 GHz, 36 MB of L3 cache, a 95 W TDP and the FCLGA1700 socket.

Cores
12
Threads
24
Boost Clock
5.7 GHz
Base Clock
3.1 GHz
Architecture
Raptor Lake
Socket
FCLGA1700
TDP
95 W
L3 Cache
36 MB
Core layout
PPPPPPPPPPPP
12 Performance 24 Threads
Notable capabilities:Extended Page Tables (EPT)

Best for

Server / professional infrastructure

Overview

The Intel Xeon 6377P is a server processor with 12 cores and 24 threads, built on the Raptor Lake architecture. It launched in Apr 2026. Clocks run from 3.1 GHz base to 5.7 GHz boost. A 36-MB L3 cache backs the cores (3.0 MB per core). It addresses DDR5 memory up to 128 GB across 2 channels. The chip drops into the FCLGA1700 socket and exposes PCIe 5.0 (20 lanes). Rated TDP is 95 W. Notable platform capabilities: Extended Page Tables (EPT).

Core Configuration

Cores
12
Threads
24
Performance Cores
12
Threads per Core
2
Base Clock
3.1 GHz
Boost Clock
5.7 GHz

The Intel Xeon 6377P has 12 physical cores and runs 24 logical threads. It runs 2 threads per core. It runs at a base clock of 3.10 GHz and boosts up to 5.70 GHz.

Architecture & Generation

Manufacturer
Intel
Family
Xeon 6
Segment
Server
Generation
Intel Xeon 6 processors
Architecture
Raptor Lake
Codename
Raptor Lake
Process Node
Not recorded
Lithography
Not recorded
Release Date
Apr 2026

The Intel Xeon 6377P is a server processor, belongs to the Intel Xeon 6 family, uses the Raptor Lake architecture and carries the codename Raptor Lake. It launched in Apr 2026.

Cache

L3 Cache
36 MB
Cache per Core
3 MB
Total Cache
36 MB

The Intel Xeon 6377P has 36 MB of L3 cache. That adds up to about 36.0 MB of cache, or 3.00 MB per core. Feex has no recorded L1 cache size for this processor.

Memory Support

Max Memory
128 GB
Memory Channels
2
Memory Types
DDR5
DDR5 Support
Yes
DDR4 Support
No
LPDDR Support
No

The Intel Xeon 6377P supports DDR5 memory, addresses up to 128 GB of memory and uses 2 memory channels. It does not support DDR4 and LPDDR memory.

Platform & Compatibility

Socket
FCLGA1700
PCIe Generation
5.0
PCIe Lanes
20

The Intel Xeon 6377P uses the FCLGA1700 socket, supports PCI Express 5.0 and provides up to 20 PCIe lanes.

Power & Thermals

TDP
95 W

The Intel Xeon 6377P has a rated TDP of 95 W.

Platform Capabilities

Instruction sets, security, virtualization, AI acceleration and OS readiness. Features are listed as supported, explicitly not supported, or not recorded; a feature that is not recorded is not the same as unsupported.

Instruction Sets

4 supported
Supported
AVX264-bit (x86-64)SSE4.1SSE4.2
Not recorded
AES-NIAMXAVX-512AVXAVX-VNNICET

Security and Reliability

4 supported
Supported
Boot GuardHardware RNGOS GuardMode-Based Execute Control
Not recorded
AES-NIControl-flow Enforcement (CET)Execute Disable (NX)Hardware ShieldOS Guard (SMAP)SGX

Virtualization

3 supported
Supported
Extended Page Tables (EPT)VT-d (DMA Remapping)VT-x (Hardware Virtualization)
Not recorded
VT-x with EPTIOMMUSecond-Level Address TranslationUnrestricted Guest

The Intel Xeon 6377P supports AVX2, 64-bit (x86-64), SSE4.1 and SSE4.2 among its instruction set features. Feex has no record for AES-NI, AMX, AVX-512, AVX, AVX-VNNI and CET, which is different from being unsupported.

The Intel Xeon 6377P supports Boot Guard, Hardware RNG, OS Guard and Mode-Based Execute Control among its security features. Feex has no record for AES-NI, Control-flow Enforcement (CET), Execute Disable (NX), Hardware Shield, OS Guard (SMAP) and SGX, which is different from being unsupported.

The Intel Xeon 6377P supports Extended Page Tables (EPT), VT-d (DMA Remapping) and VT-x (Hardware Virtualization) among its virtualization features. Feex has no record for VT-x with EPT, IOMMU, Second-Level Address Translation and Unrestricted Guest, which is different from being unsupported.

Physical & Manufacturing

Launch Price
$1,045

The Intel Xeon 6377P is manufactured by Intel. It launched at a price of $1,045.

Naming & Aliases

Display Name
Intel® Xeon™ 6377P
Model Number
6377P
Product line brand
Xeon

The Intel Xeon 6377P is also identified by the model number 6377P.

Real-world compute in the Feex fleet

No Feex fleet machines with the Intel Xeon 6377P have reported compute telemetry yet, so real-world compute for this processor is not recorded.

How fleet compute is measured · Fleet compute leaderboard · JSON

Data Coverage

Feex has recorded 37% of the specifications it tracks for the Intel Xeon 6377P. Values Feex does not hold are shown as "Not recorded" rather than estimated.

Not recorded: Core Configuration: Efficiency Cores, Hybrid Architecture, All-Core Boost and Unlocked Multiplier. Architecture & Generation: ISA Family and Market Status. Cache: L1 Cache (Total), L2 Cache (Total), L2 Cache (per Core) and L4 Cache. Memory Support: Memory Bandwidth, ECC Memory and Max Memory Speed. Graphics: Integrated Graphics, Graphics Model, Graphics Base Clock, Graphics Max Clock, Execution Units, Display Outputs and Max Video Memory. Platform & Compatibility: Package and Package Size. Power & Thermals: Base Power, Maximum Turbo Power, Configurable TDP (Min), Configurable TDP (Max), Max Junction Temperature and Tcase. Physical & Manufacturing: Transistor Count, Die Size, Die Count and Foundry. Naming & Aliases: Normalized Name, SKU, Processor Number and Part Number. Performance: single-core and multi-core ratings and all computed performance metrics.

Common questions

How many cores and threads does the Intel Xeon 6377P have?

The Intel Xeon 6377P has 12 cores and 24 threads.

What architecture does the Intel Xeon 6377P use?

The Intel Xeon 6377P is built on the Raptor Lake architecture.

What socket does the Intel Xeon 6377P use?

The Intel Xeon 6377P uses the FCLGA1700 socket.

What memory does the Intel Xeon 6377P support?

The Intel Xeon 6377P supports DDR5 up to 128 GB across 2 channels.

How fast does the Intel Xeon 6377P run?

The Intel Xeon 6377P can boost up to 5.7 GHz, with a 3.1 GHz base clock.

What is the TDP of the Intel Xeon 6377P?

The Intel Xeon 6377P has a TDP of 95 W.

What advanced capabilities does the Intel Xeon 6377P support?

Notable platform capabilities reported for the Intel Xeon 6377P include Extended Page Tables (EPT).

What is the Intel Xeon 6377P best for?

Based on its specifications, the Intel Xeon 6377P is well suited for Server / professional infrastructure.

How much cache does the Intel Xeon 6377P have?

The Intel Xeon 6377P has 36 MB of L3 cache.