Intel Xeon L5640 vs. Intel Xeon E5-2640

CPU Comparison, Reviews and Tests
Intel Xeon L5640
Intel Xeon E5-2640

In depth comparison and review of Intel Xeon L5640 and Intel Xeon E5-2640. 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 E5-2640 Benchmark Chart
GENERAL Intel Xeon L5640 Intel Xeon E5-2640
Product Type Processor Processor
PROCESSOR Intel Xeon L5640 Intel Xeon E5-2640
Type Intel Xeon L5640 Intel Xeon E5-2640
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1366 Socket LGA2011 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 95 W
Thermal Specification 69.4 °C 73 °C
PCI Express Revision - 3.0
PCI Express Lanes Qty - 40
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 Enhanced SpeedStep technology, Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel 64 Technology, Intel Trusted Execution Technology, Intel Flex Memory Access, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Intel vPro Technology, Idle States
PERFORMANCE
Number of Cores 6-core 6-core
Number of Threads 12 threads 12 threads
Clock Speed (Frequency) 2.26 GHz 2.5 GHz
Max Turbo Speed 2.8 GHz 3 GHz
Bus Speed 1333 MHz 1333 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 12 MB 15 MB
Cache Memory Details Smart Cache - 12 MB Smart Cache - 15 MB
Installed Size 12 MB 15 MB
EXPANSION & CONNECTIVITY Intel Xeon L5640 Intel Xeon E5-2640
Compatible Slots 1 x processor 1 x processor - LGA2011 Socket
MISCELLANEOUS Intel Xeon L5640 Intel Xeon E5-2640
Included Accessories - Cooler (fansink)
Compliant Standards RoHS RoHS
Service & Support Limited warranty - advance parts replacement - 3 years Limited warranty - 1 year - on-site
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