Intel Xeon E5620 vs. Intel Xeon L5640

CPU Comparison, Reviews and Tests
Intel Xeon E5620
Intel Xeon L5640

In depth comparison and review of Intel Xeon E5620 and Intel Xeon L5640. 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 E5620 vs. Intel Xeon L5640 Benchmark Chart
GENERAL Intel Xeon E5620 Intel Xeon L5640
Product Type Processor Processor
PROCESSOR Intel Xeon E5620 Intel Xeon L5640
Type Intel Xeon E5620 Intel Xeon L5640
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1366 Socket LGA1366 Socket
Core Voltage 0.75 V - 1.35 V 0.8 V - 1.3 V
Manufacturing Process 32 nm 32 nm
Thermal Design Power 80 W 60 W
Thermal Specification 77.6 °C 69.4 °C
Architecture Features Integrated memory controller, Intel QuickPath Technology 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
PERFORMANCE
Number of Cores Quad-Core 6-core
Number of Threads 8 threads 12 threads
Clock Speed (Frequency) 2.4 GHz 2.26 GHz
Max Turbo Speed 2.66 GHz 2.8 GHz
Bus Speed 1066 MHz 1333 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 12 MB 12 MB
Cache Memory Details 12 MB Smart Cache - 12 MB
Installed Size 12 MB 12 MB
EXPANSION & CONNECTIVITY Intel Xeon E5620 Intel Xeon L5640
Compatible Slots 1 x processor 1 x processor
MISCELLANEOUS Intel Xeon E5620 Intel Xeon L5640
Included Accessories Heat sink -
Compliant Standards RoHS RoHS
Service & Support 1-year warranty Limited warranty - advance parts replacement - 3 years
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