Product Collection
Legacy Intel® Xeon® Processors
Vertical Segment
Server
Processor Number
W3520
Lithography
45 nm

CPU Specifications

Total Cores
4
Total Threads
8
Max Turbo Frequency
2.93 GHz
Processor Base Frequency
2.66 GHz
Cache
8 MB Intel® Smart Cache
Bus Speed
4.8 GT/s
# of QPI Links
1
TDP
130 W

Supplemental Information

Marketing Status
Discontinued
Launch Date
Q1'09
Servicing Status
End of Servicing Lifetime
Embedded Options Available
No

Memory Specifications

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

Package Specifications

Sockets Supported
FCLGA1366
Max CPU Configuration
1
TCASE
67.9°C
Package Size
42.5mm x 45.0mm
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® 64
Yes
Instruction Set
64-bit
Instruction Set Extensions
Intel® SSE4.2
Idle States
Yes
Enhanced Intel SpeedStep® Technology
Yes
Intel® Demand Based Switching
Yes
Thermal Monitoring Technologies
No

Security & Reliability

Intel® AES New Instructions
No
Intel® Trusted Execution Technology
No
Execute Disable Bit
Yes
Intel® Virtualization Technology (VT-x)
Yes
Intel® VT-x with Extended Page Tables (EPT)
Yes