Processor-Xeon processor-

Parameter	Value
# of Cores	4
# of Memory Channels	3
# of QPI Links	1
# of Threads	8
Clock Speed	1.73 GHz
Datasheet Url	Link
ECC Memory Supported	Yes
Embedded Options Available	Yes
Enhanced Intel SpeedStep® Technology	Yes
Execute Disable Bit	Yes
Idle States	Yes
Instruction Set	64-bit
Intel® Demand Based Switching	Yes
Intel® Hyper-Threading Technology	Yes
Intel® QPI Speed	4.8 GT/s
Intel® Turbo Boost Technology	Yes
Intel® Virtualization Technology (VT-x)	Yes
Intel® Virtualization Technology for Directed I/O (VT-d)	Yes
Intel® VT-x with Extended Page Tables (EPT)	Yes
L3 Cache	8 MB
Launch Date	Q1'10
Lithography	45 nm
Low Halogen Options Available	See MDDS
Max CPU Configuration	2
Max TDP	48 W
Max Turbo Frequency	2.133 MHz
PCI Express Revision	2.0
Processor Number	LC5518
Recommended Customer Price	TRAY: $519
Sockets Supported	FCLGA1366
Status	Launched
T CASE	77.5°C - 92.5°C
VID Voltage Range	1.0 - 1.5V

PCI Express* 通道集成入处理器消除了对独立 I/O 中枢芯片的需要，因而减少芯片总数，并降低总体系统功耗。此处理器提供比前代处理器更佳的性能功耗比，并结合了 PCIe* 非透明桥接、RAID 和 DRAM 自刷新等功能。

多种处理器： 23W 单核到 85W 四核，支持单或双处理器配置。
英特尔® 快速通道互联技术： 为数据密集型应用提供改进的带宽。
英特尔® 虚拟化技术： 处理器对硬件协助虚拟化的支持以及芯片组针对直接 I/O（VT-d）的英特尔® 虚拟化技术。
英特尔® 超线程技术： 提高应对并行、多线程应用的性能

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No.	PDF	Description
1	Application Power Guideline Addendum: Intel® Xeon® Processor EC5549	Application Power Guideline Addendum: Intel® Xeon® Processor EC5549
2	Benchmark summary for Trenton System* Host Boards using Two, Quad-core Intel® Xeon® C5549 and Two, Q	Benchmark summary for Trenton System* Host Boards using Two, Quad-core Intel® Xeon® C5549 and Two, Quad-core Intel® Xeon® E5440 Processors
3	Case Study: Migrating the Ericsson* Operations Support System: RISC or Intel® based Servers	Case Study: Migrating the Ericsson* Operations Support System: RISC or Intel® based Servers
4	Case Study: Putting VoIP Calls to the Test	Case Study: Putting VoIP Calls to the Test
5	Datasheet: Intel® 5 Series Chipset and Intel® 3400 Series Chipset	Datasheet: Intel® 5 Series Chipset and Intel® 3400 Series Chipset
6	Datasheet: Intel® 82578 Gigabit Ethernet Controller PHY	Datasheet: Intel® 82578 Gigabit Ethernet Controller PHY
7	Datasheet: Intel® 82578 Gigabit Ethernet Controller PHY	Datasheet: Intel® 82578 Gigabit Ethernet Controller PHY
8	Datasheet: Intel® Xeon® Processor C5500/C3500 Series - Volume 1 of 2	Datasheet: Intel® Xeon® Processor C5500/C3500 Series - Volume 1 of 2
9	Datasheet: Intel® Xeon® Processor C5500/C3500 Series Datasheet - Volume 2 of 2	Datasheet: Intel® Xeon® Processor C5500/C3500 Series Datasheet - Volume 2 of 2
10	Schematic: Intel® 82577, 82578, 82579 Gigabit Ethernet PHY	Schematic: Intel® 82577, 82578, 82579 Gigabit Ethernet PHY
11	Schematic: Intel® 82577, 82578, 82579 Gigabit Ethernet PHY	Schematic: Intel® 82577, 82578, 82579 Gigabit Ethernet PHY
12	Solution Brief: The Right Computing Platform for Real-World Testing	Solution Brief: The Right Computing Platform for Real-World Testing
13	Specification Update: Intel® 82578 Gigabit Ethernet PHY	Specification Update: Intel® 82578 Gigabit Ethernet PHY
14	Specification Update: Intel® 82578 Gigabit Ethernet PHY	Specification Update: Intel® 82578 Gigabit Ethernet PHY
15	Specification Update: Intel® Xeon® Processor C5500/C3550 Series	Specification Update: Intel® Xeon® Processor C5500/C3550 Series
16	Thermal & Mechanical Design Guide: Intel® Xeon® Processor C5500/C3500 Series	Thermal & Mechanical Design Guide: Intel® Xeon® Processor C5500/C3500 Series
17	Thermal & Mechanical Design Guide: Intel® Xeon® Processor C5500/C3500 Series	Thermal & Mechanical Design Guide: Intel® Xeon® Processor C5500/C3500 Series
18	Thermal Mechanical Specifications and Design Guidelines: Intel® 5 Series Chipset and Intel® 3400 Ser	Thermal Mechanical Specifications and Design Guidelines: Intel® 5 Series Chipset and Intel® 3400 Series Chipset
19	Thermal Mechanical Specifications and Design Guidelines: Intel® 5 Series Chipset and Intel® 3400 Ser	Thermal Mechanical Specifications and Design Guidelines: Intel® 5 Series Chipset and Intel® 3400 Series Chipset
20	White Paper: Choosing the Right Storage Solution for Your Embedded Application	White Paper: Choosing the Right Storage Solution for Your Embedded Application
21	White Paper: Consolidating Communications and Networking Workloads onto One Architecture	White Paper: Consolidating Communications and Networking Workloads onto One Architecture
22	White Paper: Debugging Machine Check Exceptions on Embedded IA Platforms	White Paper: Debugging Machine Check Exceptions on Embedded IA Platforms
23	White Paper: Designing Real-Time Solutions on Embedded Intel® Architecture Processors	White Paper: Designing Real-Time Solutions on Embedded Intel® Architecture Processors
24	White Paper: Embedded Intel® Architecture and High Speed Digital Design Principles	White Paper: Embedded Intel® Architecture and High Speed Digital Design Principles
25	White Paper: First the Tick, Now the Tock: Next Generation Intel® Microarchitecture (Nehalem)	White Paper: First the Tick, Now the Tock: Next Generation Intel® Microarchitecture (Nehalem)
26	White Paper: JTAG 101	White Paper: JTAG 101
27	White Paper: Layer 3 Forwarding and IPSec Measurement and Optimization	White Paper: Layer 3 Forwarding and IPSec Measurement and Optimization
28	White Paper: Non-transparent Bridge on the Intel® Xeon® Processor C5500/C3500 Series	White Paper: Non-transparent Bridge on the Intel® Xeon® Processor C5500/C3500 Series
29	White Paper: Platform-Level error Handling Strategies for Intel® Systems	White Paper: Platform-Level error Handling Strategies for Intel® Systems
30	White Paper: Preparing for the New Wave of On-Demand TV Services	White Paper: Preparing for the New Wave of On-Demand TV Services
31	基于英特尔® 至强® 处理器 C5500/C3500 系列的平台	基于英特尔® 至强® 处理器 C5500/C3500 系列的平台