Intel Xeon Processor X5550

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Intel® Xeon® Processor X5550 (8M Cache- 2.66 GHz- 6.40 GT/s Intel® QPI)

Essentials
Product Collection,Legacy Intel® Xeon® Processors
Code Name,Products formerly Nehalem EP
Vertical Segment,Server
Processor Number,X5550
Status,Discontinued
Launch Date,Q1'09
Lithography,45 nm

CPU Specifications
Total Cores,4
Total Threads,8
Max Turbo Frequency,3.06 GHz
Processor Base Frequency,2.66 GHz
Cache,8 MB Intel® Smart Cache
Bus Speed,6.4 GT/s
# of QPI Links,2
TDP,95 W

Supplemental Information
Embedded Options Available,No
Datasheet,View now

Memory Specifications
Max Memory Size (dependent on memory type),144 GB
Memory Types,DDR3 800/1066/1333
Max # of Memory Channels,3
Max Memory Bandwidth,32 GB/s
Physical Address Extensions,40-bit
ECC Memory Supported ‡,Yes

Package Specifications
Sockets Supported,FCLGA1366
Max CPU Configuration,2
TCASE,75°C
Package Size,42.5mm x 45mm
Processing Die Size,263 mm2
# of Processing Die Transistors,731 million

Advanced Technologies
Intel® Turbo Boost Technology ‡,1.0
Intel® Hyper-Threading 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
Intel® 64 ‡,Yes
Instruction Set,64-bit
Idle States,Yes
Enhanced Intel SpeedStep® Technology,Yes
Intel® Demand Based Switching,Yes

Security & Reliability
Intel® Trusted Execution Technology ‡,No
Execute Disable Bit ‡,Yes