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Intel Xeon L3403 - CM80616005496AB

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Intel Xeon L3403 specifications

General information
TypeCPU / Microprocessor
Market segmentServer
FamilyIntel Xeon 3400
Model number  ? L3403
CPU part number
  • CM80616005496AB is an OEM/tray microprocessor
Frequency  ? 2000 MHz
Bus speed  ? 2.5 GT/s DMI
Clock multiplier  ? 15
Package1156-land Flip-Chip Land Grid Array (FC-LGA10)
1.48" x 1.48" (3.75 cm x 3.75 cm)
SocketSocket 1156 / H1 / LGA1156
Introduction date2nd quarter 2010
S-spec numbers
  ES/QS processors Production processors
Part number Q4DR SLBRX
Architecture / Microarchitecture
Processor core  ? Clarkdale
Core stepping  ? C2 (SLBRX)
Manufacturing process0.032 micron
382 million transistors (CPU die)
177 million transistors (IMC / graphics die)
Die size81mm2 (CPU die)
114mm2 (IMC / graphics die)
Data width64 bit
The number of cores2
The number of threads2
Floating Point UnitIntegrated
Level 1 cache size  ? 2 x 32 KB instruction caches
2 x 32 KB data caches
Level 2 cache size  ? 2 x 256 KB
Level 3 cache size4 MB
  • MMX instructions
  • SSE / Streaming SIMD Extensions
  • SSE2 / Streaming SIMD Extensions 2
  • SSE3 / Streaming SIMD Extensions 3
  • SSSE3 / Supplemental Streaming SIMD Extensions 3
  • SSE4 / SSE4.1 + SSE4.2 / Streaming SIMD Extensions 4  ? 
  • EM64T / Extended Memory 64 technology / Intel 64  ? 
  • NX / XD / Execute disable bit  ? 
  • VT-x / Virtualization technology  ? 
  • VT-d / Virtualization for directed I/O
  • TXT / Trusted Execution technology
Low power featuresEnhanced SpeedStep technology  ? 
Integrated peripherals / components
Integrated graphicsNone
Memory controller
  • The number of controllers: 1
    Memory channels: 2
    Supported memory: DDR3-1066
    Maximum memory bandwidth (GB/s): 17.1
    ECC supported: Yes
Other peripherals
  • Direct Media Interface
  • PCI Express 2.0 interface
Electrical / Thermal parameters
Thermal Design Power  ? 30 Watt

Detailed side-by-side comparison

For detailed comparision of the Intel L3403 and any other other chip from our CPU database type in a chip name and/or its partial specs:

You can specify any of the following: manufacturer name, family name, model number, part number, core name, socket name, operating frequency, bus speed, and the last level cache. Here are examples of searches: L3403, CM80616005496AB, Intel Xeon 2GHz, Clarkdale Socket 1156


Q: I have an Intel L3403 microprocessor. Can I upgrade it?
A: Probably yes. Processor compatibility is determined by your motherboard. Please check website for CPU support list for your board.

Xeon L3403 Overclocking

Sorry, overclocking information is not available at this time.

Related news stories

Intel adds Xeon L3403 CPU
Oct 20, 2010: New low-power Xeon model with L3403 processor number surfaced on Intel's website. Xeon L3403 is not a new model, as, according to Intel's ark database, it was launched in the second quarter 2010. Nevertheless, no references to this model, or associated CM80616005496AB part number and SLBRX S-Spec number can be found on the net at this time.

CPU ID information for the Xeon L3403

We don't have CPU ID information for the Intel Xeon L3403 CPU in our database. If you have this processor please use our CPUID tool to submit CPUID information. During submission, please specify family name, CM80616005496AB part number, and, most importantly, make the CPUID record public. To search or browse all public CPUID submissions please visit CPUID database.

CPUs, related to Intel Xeon L3403

Model Cores /
Frequency Turbo
TDP Features  
Intel Xeon 3400 family, Socket 1156
   Xeon L34032 / 22 GHz 4 MB30W 
   Xeon L34062 / 42.26 GHz2.53 GHz4 MB30WHT, TBT>
   Xeon X34304 / 42.4 GHz2.8 GHz8 MB95WTBT>
   Xeon L34264 / 81.86 GHz3.2 GHz8 MB45WHT, TBT>
   Xeon X34404 / 82.53 GHz2.93 GHz8 MB95WHT, TBT>
   Xeon X34504 / 82.66 GHz3.2 GHz8 MB95WHT, TBT>
   Xeon X34604 / 82.8 GHz3.46 GHz8 MB95WHT, TBT>
   Xeon X34704 / 82.93 GHz3.6 GHz8 MB95WHT, TBT>
   Xeon X34804 / 83.06 GHz3.73 GHz8 MB95WHT, TBT>
 • Within each category, the CPUs are sorted from slower (at the top) to faster (at the bottom)
 • Background color of specs and features indicate whether they are better or worse than similar spec/feature of the Xeon L3403
 • Click on the >  icon to compare any CPU in the table with the Intel Xeon L3403 (Javascript required).
 • Features abbreviations:
HT - Hyper-Threading
TBT - Dynamic Acceleration / Turbo Boost

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