Product Collection
Legacy Intel® Xeon® Processors
Vertical Segment
Server
Processor Number
L5520
Status
Discontinued
Launch Date
Q1'09
Lithography
45 nm

CPU Specifications

Total Cores
4
Total Threads
8
Max Turbo Frequency
2.48 GHz
Processor Base Frequency
2.26 GHz
Cache
8 MB Intel® Smart Cache
Bus Speed
5.86 GT/s
# of QPI Links
2
TDP
60 W

Supplemental Information

Embedded Options Available
No
Datasheet

Memory Specifications

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

Package Specifications

Sockets Supported
FCLGA1366
Max CPU Configuration
2
TCASE
70°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