Intel Xeon L5640 vs. Intel Pentium G640

CPU Comparison, Reviews and Tests
Intel Xeon L5640
Intel Pentium G640

In depth comparison and review of Intel Xeon L5640 and Intel Pentium G640. 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 Pentium G640 Benchmark Chart
GENERAL Intel Xeon L5640 Intel Pentium G640
Product Type Processor Processor
PROCESSOR Intel Xeon L5640 Intel Pentium G640
Type Intel Xeon L5640 Intel Pentium G640
ARCHITECTURE
Processor Qty 1 -
Compatible Processor Socket LGA1366 Socket LGA1155 Socket
Core Voltage 0.8 V - 1.3 V -
Manufacturing Process 32 nm 32 nm
Thermal Design Power 60 W 65 W
Thermal Specification 69.4 °C 69.1 °C
PCI Express Revision - 2.0
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, integrated memory controller, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, streaming SIMD extensions 4.1, streaming SIMD extensions 4.2, Intel Fast Memory Access, Intel Flex Memory Access, Thermal Monitoring Technologies, Idle States, Intel VT-x with Extended Page Tables (EPT)
PERFORMANCE
Number of Cores 6-core Dual-Core
Number of Threads 12 threads 2 threads
Clock Speed (Frequency) 2.26 GHz 2.8 GHz
Max Turbo Speed 2.8 GHz -
Bus Speed 1333 MHz -
64-bit Computing Yes -
CACHE MEMORY
Cache 12 MB 3 MB
Cache Memory Details Smart Cache - 12 MB Smart Cache - 3 MB
Installed Size 12 MB 3 MB
INTEGRATED GRAPHICS (GPU) Intel Xeon L5640 Intel Pentium G640
Type - Intel HD Graphics
Base Frequency - 850 MHz
Max Dynamic Frequency - 1.1 GHz
Features - Dual Display Capable, Intel FDI
EXPANSION & CONNECTIVITY Intel Xeon L5640 Intel Pentium G640
Compatible Slots 1 x processor -
MISCELLANEOUS Intel Xeon L5640 Intel Pentium G640
Compliant Standards RoHS Lead-Free, halogen-free
Service & Support Limited warranty - advance parts replacement - 3 years Limited warranty - 3 years
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