Intel Xeon L5640 vs. Intel Xeon E5-2403

CPU Comparison, Reviews and Tests
Intel Xeon L5640
Intel Xeon E5-2403

In depth comparison and review of Intel Xeon L5640 and Intel Xeon E5-2403. 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 L5640 vs. Intel Xeon E5-2403 Benchmark Chart
GENERAL Intel Xeon L5640 Intel Xeon E5-2403
Product Type Processor Processor
PROCESSOR Intel Xeon L5640 Intel Xeon E5-2403
Type Intel Xeon L5640 Intel Xeon E5-2403
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1366 Socket LGA1356 Socket
Core Voltage 0.8 V - 1.3 V 0.6 V - 1.35 V
Manufacturing Process 32 nm 32 nm
Thermal Design Power 60 W 80 W
Thermal Specification 69.4 °C -
PCI Express Revision - 3.0
PCI Express Lanes Qty - 24
Architecture Features Enhanced SpeedStep technology, streaming SIMD extensions, streaming SIMD extensions 2, Hyper-Threading Technology, integrated memory controller, streaming SIMD extensions 3, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel 64 Technology, supplemental streaming SIMD extensions 3, Intel Trusted Execution Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2 SpeedStep technology, Execute Disable Bit capability, Intel Virtualization Technology, Intel Turbo Boost Technology, Intel Trusted Execution Technology
PERFORMANCE
Number of Cores 6-core Quad-Core
Number of Threads 12 threads 4 threads
Clock Speed (Frequency) 2.26 GHz 1.8 GHz
Max Turbo Speed 2.8 GHz -
Bus Speed 1333 MHz 1066 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 12 MB 10 MB
Cache Memory Details Smart Cache - 12 MB 10 MB
Installed Size 12 MB 10 MB
EXPANSION & CONNECTIVITY Intel Xeon L5640 Intel Xeon E5-2403
Compatible Slots 1 x processor 1 x processor
MISCELLANEOUS Intel Xeon L5640 Intel Xeon E5-2403
Included Accessories - Passive heatsink
Compliant Standards RoHS RoHS
Service & Support Limited warranty - advance parts replacement - 3 years Limited warranty - 1 year
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