| Product SKU | 6766E |
|---|---|
| Product Collection | Intel® Xeon® 6 processors |
| Code Name | Products formerly Sierra Forest |
| Vertical Segment | Server |
| Lithography | Intel 3 |
| Total Cores | 144 |
| Total Threads | 144 |
| Max Turbo Frequency | 2.7 GHz |
| All Core Turbo Frequency | 2.7 GHz |
| Processor Base Frequency | 1.9 GHz |
| Cache | 108 MB |
| Intel UPI Speed | 24 GT/s |
| Max # of UPI Links | 4 |
| TDP | 250 W |
| Marketing Status | Launched |
| Launch Date | Q2'24 |
| Embedded Options Available or contact your Intel representative. For details on how a specific Intel product is used in an edge or embedded device, please contact the device manufacturer." data-search-title="Embedded Options Available" data-search-href="/content/www/us/en/ark/featurefilter.html?productType=873&0_Embedded=True" data-search-icon="true" aria-label="Embedded Options Available"> | Yes |
| Max Memory Size (dependent on memory type) | 4 TB |
| Memory Types | DDR5-6400 |
| Maximum Memory Speed | 6400 MT/s |
| Max # of Memory Channels | 8 |
| ECC Memory Supported ‡ ‡ " data-info-description="ECC Memory Supported indicates processor support for Error-Correcting Code memory. ECC memory is a type of system memory that can detect and correct common kinds of internal data corruption. Note that ECC memory support requires both processor and chipset support." data-search-title="ECC Memory Supported ‡ " data-search-href="/content/www/us/en/ark/featurefilter.html?productType=873&0_ECCMemory=True" data-search-icon="true" aria-label="ECC Memory Supported ‡ "> | Yes |
| Scalability | 2S |
| PCI Express Revision | 5.0 |
| Max # of PCI Express Lanes | 88 |
| Sockets Supported | FCLGA4710 |
| Package Carrier | E2B |
| DTS Max | 101 °C |
| T CASE CASE " data-info-description="Case Temperature is the maximum temperature allowed at the processor Integrated Heat Spreader (IHS)." data-search-title="T CASE " data-search-icon="true" aria-label="T CASE "> | 84 CASE "> |
| Package Size | 77.5mm x 56.5mm |
| Intel QuickAssist Technology (QAT) | 2 default devices |
| Intel Dynamic Load Balancer (DLB) | 2 default devices |
| Intel Data Streaming Accelerator (DSA) | 2 default devices |
| Intel In-memory Analytics Accelerator (IAA) | 2 default devices |
| Intel Speed Select Technology – Core Power | No |
| Intel Speed Select Technology – Turbo Frequency | No |
| Intel Deep Learning Boost (Intel DL Boost) on CPU | Yes |
| Intel Speed Select Technology - Performance Profile | No |
| Intel Speed Select Technology - Base Frequency | No |
| Intel Resource Director Technology (Intel RDT) | Yes |
| Intel 64 ‡ ‡ " data-info-description="Intel 64 architecture delivers 64-bit computing on server, workstation, desktop and mobile platforms when combined with supporting software.¹ Intel 64 architecture improves performance by allowing systems to address more than 4 GB of both virtual and physical memory." data-search-title="Intel 64 ‡ " data-search-icon="true" aria-label="Intel 64 ‡ "> | Yes |
| Instruction Set Extensions | Intel® AVX2 |
| Intel Volume Management Device (VMD) | Yes |
| Intel Trust Domain Extensions (Intel TDX) | Yes |
| Intel Crypto Acceleration | Yes |
| Intel QuickAssist Software Acceleration | Yes |
| Intel Platform Firmware Resilience Support | Yes |
| Intel Control-Flow Enforcement Technology | Yes |
| Intel Total Memory Encryption - Multi Key | Yes |
| Intel Total Memory Encryption | Yes |
| Intel AES New Instructions | Yes |
| Intel Software Guard Extensions (Intel SGX) | Yes |
| Default Maximum Enclave Page Cache (EPC) Size for Intel SGX | 512 GB |
| Intel OS Guard | Yes |
| Intel Trusted Execution Technology ‡ ‡ " data-info-description="Intel Trusted Execution Technology for safer computing is a versatile set of hardware extensions to Intel processors and chipsets that enhance the digital office platform with security capabilities such as measured launch and protected execution. It enables an environment where applications can run within their own space, protected from all other software on the system." data-search-title="Intel Trusted Execution Technology ‡ " data-search-icon="true" aria-label="Intel Trusted Execution Technology ‡ "> | Yes |
| Execute Disable Bit ‡ ‡ " data-info-description="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." data-search-title="Execute Disable Bit ‡ " data-search-icon="true" aria-label="Execute Disable Bit ‡ "> | Yes |
| Intel Boot Guard | Yes |
| Mode-based Execute Control (MBEC) | Yes |
| Intel Virtualization Technology (VT-x) ‡ ‡ " data-info-description="Intel Virtualization Technology (VT-x) allows one hardware platform to function as multiple “virtual” platforms. It offers improved manageability by limiting downtime and maintaining productivity by isolating computing activities into separate partitions." data-search-title="Intel Virtualization Technology (VT-x) ‡ " data-search-href="/content/www/us/en/ark/featurefilter.html?productType=873&2_VTX=True" data-search-icon="true" aria-label="Intel Virtualization Technology (VT-x) ‡ "> | Yes |
| Intel Virtualization Technology for Directed I/O (VT-d) ‡ ‡ " data-info-description="Intel Virtualization Technology for Directed I/O (VT-d) continues from the existing support for IA-32 (VT-x) and Itanium processor (VT-i) virtualization adding new support for I/O-device virtualization. Intel VT-d can help end users improve security and reliability of the systems and also improve performance of I/O devices in virtualized environments." data-search-title="Intel Virtualization Technology for Directed I/O (VT-d) ‡ " data-search-href="/content/www/us/en/ark/featurefilter.html?productType=873&0_VTD=True" data-search-icon="true" aria-label="Intel Virtualization Technology for Directed I/O (VT-d) ‡ "> | Yes |
Intel Xeon, Server CPUs
Intel Xeon 6766E Processor
The Intel Xeon 6766E Processor is a 144-core, 144-thread server CPU from the Intel Xeon 6 processor family (Sierra Forest), with 108 MB cache, 8-channel memory, PCIe 5.0 and a 250 W TDP.
Overview
The Intel Xeon 6766E Processor is a 144-core, 144-thread server CPU from the Intel Xeon 6 processor family (Sierra Forest), built on the Intel 3 process, with 108 MB cache and a 250 W TDP. It supports 8 memory channels, DDR5-6400 memory and up to 4 TB per processor, and provides PCIe 5.0 with up to 88 lanes and 4 Intel UPI links.
Key Features
- Performance: 144 cores and 144 threads, 1.9 GHz base frequency, 2.7 GHz all-core turbo, 2.7 GHz max turbo frequency
- 108 MB cache, 250 W TDP, 2S (dual socket) scalable
- Memory: memory speeds up to 6400 MT/s, 8 memory channels, up to 4 TB per processor, DDR5-6400
- I/O: PCIe 5.0, up to 88 lanes, Intel UPI at 24 GT/s, 4 UPI links
- Acceleration: Intel QuickAssist Technology (2 default devices), Intel Dynamic Load Balancer (2 default devices), Intel Data Streaming Accelerator (2 default devices), Intel In-memory Analytics Accelerator (2 default devices)
- Security and virtualization: Intel Trust Domain Extensions, Total Memory Encryption (multi-key), Intel SGX, Intel AES-NI, Intel Boot Guard
- FCLGA4710 socket
- Launched Q2’24
Applications
- Virtualization, private cloud and container infrastructure
- In-memory databases and real-time analytics
- General-purpose server compute
- HPC and data-intensive workloads
Configuration, availability and lead time depend on the required quantity, platform pairing and delivery destination. Send your requirement to receive a quotation.



