服务器至强CPU通常用哪些型号？

很老的平台可能用L5520，X5650这类（LGA771，LGA1366针居多）
近几年的，可能会用E5 2670这类LGA2011-1接口的，或者是E5 26XX V2
最新的会采用E5 26XX V3的多核心CPU，例如E5 2683 V3，E5 2699 V3（LGA2011-3接口）
低端服务器会用E3 12XX VX系列，比如E3 1230 V3，E3 1290 V2这种（LGA1155接口）
新的E3 1230 V5还没有进入低端服务器市场，其为LGA1151接口

Intel® Xeon® Processor E7-8870
(30M Cache, 240 GHz, 640 GT/s Intel® QPI)
现在最强的应该是这款了，E7-8800系列里最高配置的。
详细参数如下：
Specifications
Essentials
Status Launched
Launch Date Q2'11
Processor Number E7-8870
# of Cores 10
# of Threads 20
Clock Speed 24 GHz
Max Turbo Frequency 28 GHz
Intel® Smart Cache 30 MB
Bus/Core Ratio 18
Intel® QPI Speed 64 GT/s
Instruction Set 64-bit
Instruction Set Extensions SSE41/42
Embedded Options Available No
Lithography 32 nm
Scalability S8S
Max TDP 130 W
Recommended Channel Price $461600
Memory Specifications
Max Memory Size (dependent on memory type) 32 GB
Memory Types DDR-3 800/978/1066/1333 (Max Speed 1066 MHz)
# of Memory Channels 4
ECC Memory Supported Yes
Graphics Specifications
Integrated Graphics
Package Specifications
Max CPU Configuration 8
TCASE 69°C
Package Size 4917mm x 5647mm
Sockets Supported LGA1567
Low Halogen Options Available Yes
Advanced Technologies
Intel® Turbo Boost Technology Yes
Intel® Hyper-Threading Technology Yes
Intel® Virtualization Technology (VT-x) Yes
Intel® Trusted Execution Technology Yes
AES New Instructions Yes
Intel® 64 Yes
Enhanced Intel SpeedStep® Technology Yes
Thermal Monitoring Technologies Yes
Execute Disable Bit Yes

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