Product CollectionLegacy Intel® Xeon® Processors
Code NameProducts formerly Clarkdale
Vertical SegmentServer
Processor Number L3406
Lithography 32 nm
Recommended Customer Price $201.00
CPU Specifications
Total Cores 2
Total Threads 4
Max Turbo Frequency 2.53 GHz
Processor Base Frequency 2.26 GHz
Cache 4 MB Intel® Smart Cache
Bus Speed 2.5 GT/s
TDP 30 W
Supplemental Information
Marketing StatusDiscontinued
Launch Date Q1'10
Expected Discontinuance Q4'12
Servicing Status End of Servicing Lifetime
Embedded Options Available No
Memory Specifications
Max Memory Size (dependent on memory type) 16.38 GB
Memory Types DDR3 1066
Max # of Memory Channels 2
Max Memory Bandwidth 17 GB/s
Physical Address Extensions 36-bit
ECC Memory Supported ‡ Yes
Expansion Options
PCI Express Revision 2.0
PCI Express Configurations ‡ 1x16, 2x8
Max # of PCI Express Lanes 16
Package Specifications
Sockets Supported FCLGA1156
Max CPU Configuration1
TCASE 53.9°C
Package Size37.5mm x 37.5mm
Processing Die Size81 mm2
# of Processing Die Transistors382 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 ‡ Yes
Execute Disable Bit ‡ 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