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Theme
Intel
Intel Xeon E5603
1366DDR34C / 4T80WWestmere-EP32nmEnd-of-life
CPU image not available yet
Full Specifications
Detailed architecture, platform, memory, and feature data for this CPU.
Total Cores4
Total Threads4
Base Clock1.60 GHz
BCLK / Multiplier133 MHz / 12.0xx
CodenameWestmere-EP
MicroarchitectureWestmere-EP
Process Node32nm
FoundryIntel
Die Size239.0 mm²
Transistors1.17 billion
Production StatusEnd-of-life
Market SegmentServer/Workstation
Launch DateFeb 14, 2011
Instruction Sets
MMXSSESSE2SSE3SSSE3SSE4.2Intel 64EISTXD-BitVT-xTXTAES-NI4.8GT/s QPI
About This Product
The Intel Xeon E5603 is an entry-level server/workstation CPU from the Westmere-EP generation, featuring 4 cores and 4 threads with a 1.6 GHz base clock. Its low clock speed and lack of Hyper-Threading limit its performance for modern server tasks and it is significantly outperformed by newer, more affordable CPUs. This processor is suitable only for legacy systems requiring a direct replacement.
Pros
- Compatible with LGA1366 platforms
- Low 80W TDP
- Integrated graphics (though model not specified)
Cons
- Very low clock speed
- No Hyper-Threading
- Poor performance for its price
Verdict
“Avoid this CPU; its performance does not justify its high price for any modern use.”
