Intel Xeon E3-1240 vs. Intel Xeon E5603

CPU Comparison, Reviews and Tests

In depth comparison and review of Intel Xeon E3-1240 and Intel Xeon E5603. Compare dimensions, performance, cache memory, number of cores, clock speed, RAM, power efficiency and other important specifications and features to easily choose the right CPU for you. Our goal is to help you uncover differences between the products and find the processor that will best fit your needs.

CPUs Specifications Comparison

Intel Xeon E3-1240 vs. Intel Xeon E5603 Benchmark Chart
GENERAL Intel Xeon E3-1240 Intel Xeon E5603
Product Type Processor Processor
PROCESSOR Intel Xeon E3-1240 Intel Xeon E5603
Type Intel Xeon E3-1240 Intel Xeon E5603
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1155 Socket LGA1366 Socket
Manufacturing Process 32 nm 32 nm
Thermal Design Power 80 W 80 W
Thermal Specification 69.1 °C -
PCI Express Revision 2.0 -
PCI Express Lanes Qty 20 -
Architecture Features Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology
PERFORMANCE
Number of Cores Quad-Core Quad-Core
Number of Threads 8 threads 4 threads
Clock Speed (Frequency) 3.3 GHz 1.6 GHz
Max Turbo Speed 3.7 GHz -
64-bit Computing Yes Yes
CACHE MEMORY
Cache 8 MB 4 MB
Cache Level 1 Size 256 KB -
Cache Memory Details L2 - 1 MB
L3 - 8 MB
Smart Cache - 4 MB
Installed Size 8 MB 4 MB
EXPANSION & CONNECTIVITY Intel Xeon E3-1240 Intel Xeon E5603
Compatible Slots 1 x processor - LGA1155 Socket 1 x processor
MISCELLANEOUS Intel Xeon E3-1240 Intel Xeon E5603
Included Accessories Heat sink Heat sink
Compliant Standards RoHS -
Service & Support Limited warranty - 3 years Limited warranty - 3 years
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