Intel Xeon L5640 vs. Intel Xeon E5-4650L

CPU Comparison, Reviews and Tests
Intel Xeon L5640
Intel Xeon E5-4650L

In depth comparison and review of Intel Xeon L5640 and Intel Xeon E5-4650L. 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 E5-4650L Benchmark Chart
GENERAL Intel Xeon L5640 Intel Xeon E5-4650L
Product Type Processor Processor
Packaged Quantity - 2 (specifications are for single item)
PROCESSOR Intel Xeon L5640 Intel Xeon E5-4650L
Type Intel Xeon L5640 Intel Xeon E5-4650L
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1366 Socket LGA2011 Socket
Power Efficiency - Low-Power
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 115 W
Thermal Specification 69.4 °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 Virtualization Technology, Intel 64 Technology, Intel Trusted Execution Technology, Intel Turbo Boost Technology 2.0, Intel AES New Instructions (AES-NI), Thermal Monitoring Technologies, Intel Virtualization Technology for Directed I/O (VT-d), Idle States, Intel VT-x with Extended Page Tables (EPT)
PERFORMANCE
Number of Cores 6-core 8-core
Number of Threads 12 threads 16 threads
Clock Speed (Frequency) 2.26 GHz 2.6 GHz
Max Turbo Speed 2.8 GHz 3.1 GHz
Bus Speed 1333 MHz 1600 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 12 MB 20 MB
Cache Memory Details Smart Cache - 12 MB Smart Cache - 20 MB
Installed Size 12 MB 20 MB
EXPANSION & CONNECTIVITY Intel Xeon L5640 Intel Xeon E5-4650L
Compatible Slots 1 x processor 1 x processor - LGA2011 Socket
MISCELLANEOUS Intel Xeon L5640 Intel Xeon E5-4650L
Compliant Standards RoHS RoHS
Service & Support Limited warranty - advance parts replacement - 3 years -
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