Intel Xeon E3-1280V2 vs. Intel Pentium G645

CPU Comparison, Reviews and Tests

In depth comparison and review of Intel Xeon E3-1280V2 and Intel Pentium G645. 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 E3-1280V2 vs. Intel Pentium G645 Benchmark Chart
GENERAL Intel Xeon E3-1280V2 Intel Pentium G645
Product Type Processor Processor
PROCESSOR Intel Xeon E3-1280V2 Intel Pentium G645
Type Intel Xeon E3-1280V2 Intel Pentium G645
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1155 Socket LGA1155 Socket
Manufacturing Process 22 nm 32 nm
Thermal Design Power 69 W 65 W
Thermal Specification - 69.1 °C
PCI Express Revision 3.0 2.0
PCI Express Configurations 1x16+1x4, 1x8+3x4, 2x8+1x4 -
Architecture Features Enhanced SpeedStep technology, Hyper-Threading Technology, Intel Virtualization Technology, Intel Trusted Execution Technology, Intel Turbo Boost Technology 2.0 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 Quad-Core Dual-Core
Number of Threads 8 threads 2 threads
Clock Speed (Frequency) 3.6 GHz 2.9 GHz
Max Turbo Speed 4 GHz -
64-bit Computing Yes -
CACHE MEMORY
Cache 8 MB 3 MB
Cache Memory Details Smart Cache - 8 MB L3 - 3 MB
Installed Size 8 MB 3 MB
INTEGRATED GRAPHICS (GPU) Intel Xeon E3-1280V2 Intel Pentium G645
Type - Intel HD Graphics with Dynamic Frequency
Base Frequency - 850 MHz
Max Dynamic Frequency - 1.1 GHz
Features - Dual Display Capable, Intel FDI
EXPANSION & CONNECTIVITY Intel Xeon E3-1280V2 Intel Pentium G645
Compatible Slots 1 x processor - LGA1155 Socket -
MISCELLANEOUS Intel Xeon E3-1280V2 Intel Pentium G645
Compliant Standards RoHS -
Service & Support Limited warranty - 3 years Limited warranty - 3 years
Languages:
Other projects: