Pin Signal Name Connector Key Bit spacer

CBI/CGI Technical Reference	ISA/PCI Reference

PCI LOCAL BUS The following pin assignments apply only to backplanes with 64-bit PCI option slots.

PIN ASSIGNMENTS (CONTINUED)

I/O Pin	Signal Name	I/O Pin	Signal Name

Connector Key		Connector Key		64-bit spacer
Connector Key		Connector Key		64-bit spacer
				64-bit connector start
B63	Reserved	A63	Gnd	64-bit connector start
B64	Gnd	A64	C/BE7#
B65	C/BE6#	A65	C/BE5#
B66	C/BE4#	A66	+V (I/O) *
B67	Gnd	A67	PAR64
B68	AD63	A68	AD62
B69	AD61	A69	Gnd
B70	+V (I/O) *	A70	AD60
B71	AD59	A71	AD58
B72	AD57	A72	Gnd
B73	Gnd	A73	AD56
B74	AD55	A74	AD54
B75	AD53	A75	+V (I/O) *
B76	Gnd	A76	AD52
B77	AD51	A77	AD50
B78	AD49	A78	Gnd
B79	+V (I/O) *	A79	AD48
B80	AD47	A80	AD46
B81	AD45	A81	Gnd
B82	Gnd	A82	AD44
B83	AD43	A83	AD42
B84	AD41	A84	+V (I/O) *
B85	Gnd	A85	AD40
B86	AD39	A86	AD38
B87	AD37	A87	Gnd
B88	+V (I/O) *	A88	AD36
B89	AD35	A89	AD34
B90	AD33	A90	Gnd
B91	Gnd	A91	AD32
B92	Reserved	A92	Reserved
B93	Reserved	A93	Gnd	64-bit connector end
B94	Gnd	A94	Reserved

Chassis Plans

2-13

S5721-xxx specifications

The Intel S5721-xxx is a high-performance processor designed for a variety of applications, particularly in data center environments and enterprise-level solutions. This processor is part of Intel's line of server-grade CPUs, which are engineered to deliver exceptional performance, efficiency, and scalability.

One of the standout features of the Intel S5721-xxx is its multi-core architecture, which allows for enhanced parallel processing capabilities. This is crucial for workloads that require simultaneous processing of multiple tasks, such as virtualization, cloud computing, and large-scale data analytics. With up to 20 physical cores and support for Intel Hyper-Threading technology, the S5721-xxx can handle up to 40 threads, significantly improving throughput and performance for demanding applications.

In terms of performance, the S5721-xxx offers impressive clock speeds that can reach up to 3.2 GHz, providing the necessary power for demanding tasks. Additionally, the processor supports Intel Turbo Boost Technology, which automatically increases the processor's frequency to provide extra performance when needed. This dynamic scaling ensures efficient resource utilization, making the processor an ideal choice for environments where workload requirements can fluctuate.

Another notable characteristic of the S5721-xxx is its advanced memory support. The processor is compatible with DDR4 memory, allowing for high bandwidth and low latency, which is essential for applications that require quick access to large datasets. Additionally, the S5721-xxx supports Intel Optane technology, which enhances memory performance and offers lower latency, providing a considerable advantage in data-intensive operations.

Intel's S5721-xxx also features enhanced security technologies. With Intel Software Guard Extensions (SGX), this processor provides hardware-based protection for applications and data, which is critical for enterprise applications dealing with sensitive information. Furthermore, it includes Intel Virtualization Technology, facilitating improved resource management and security in virtual environments.

Thermal management is also a focus for the S5721-xxx. It incorporates Intel's thermal velocity boost technology, which optimizes thermal performance and ensures that the processor can maintain high speeds without overheating under heavy loads.

In summary, the Intel S5721-xxx is characterized by its robust multi-core architecture, high clock speeds, advanced memory support, and security features. Its design caters specifically to the needs of modern data-driven enterprises and offers the scalability necessary to support emerging technologies and workloads. With its combination of performance, efficiency, and security, the Intel S5721-xxx is a formidable choice for organizations looking to enhance their computing capabilities.

Intel S5721-xxx manual Pin Signal Name Connector Key Bit spacer

Models: S5721-xxx

CBI/CGI Technical Reference

I/O Pin

Signal Name

Connector Key

64-bit spacer

S5721-xxx specifications