Intel Xeon E5-4650 vs. Intel Xeon E3-1280V3

CPU Comparison, Reviews and Tests
Intel Xeon E5-4650
Intel Xeon E3-1280V3

Side by side comparison and review of Intel Xeon E5-4650 and Intel Xeon E3-1280V3. Compare overall performance, core and thread counts, cache memory, speed, power efficiency, dimensions, socket compatibility and other key specifications and features to simplify the choice of your perfect CPU. Our goal is to make it easier for you to decide on the processor that will best meet your expectations by revealing the main differences between the products.

CPUs Specifications Comparison

Intel Xeon E5-4650 vs. Intel Xeon E3-1280V3 Benchmark Chart
GENERAL Intel Xeon E5-4650 Intel Xeon E3-1280V3
Product Type Processor Processor
Packaged Quantity 2 (specifications are for single item) -
PROCESSOR Intel Xeon E5-4650 Intel Xeon E3-1280V3
Type Intel Xeon E5-4650 Intel Xeon E3-1280V3
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA2011 Socket LGA1150 Socket
Core Voltage 0.6 V - 1.35 V -
Manufacturing Process 32 nm 22 nm
Thermal Design Power 130 W 82 W
PCI Express Revision 3.0 3.0
PCI Express Configurations - 1x16, 2x8, 1x8, 2x4
PCI Express Lanes Qty 40 16
Architecture Features SpeedStep technology, Execute Disable Bit capability, Intel Trusted Execution Technology, Intel Turbo Boost Technology 2.0, Intel vPro Technology SpeedStep technology, Hyper-Threading Technology, Intel Virtualization Technology, Intel Turbo Boost Technology
PERFORMANCE
Number of Cores 8-core Quad-Core
Number of Threads 16 threads 8 threads
Clock Speed (Frequency) 2.7 GHz 3.6 GHz
Max Turbo Speed 3.3 GHz 4 GHz
Bus Speed 1600 MHz 1600 MHz
64-bit Computing Yes -
CACHE MEMORY
Cache 20 MB 8 MB
Cache Memory Details 20 MB L3 - TLC NAND Flash - 8 MB
Installed Size 20 MB 8 MB
EXPANSION & CONNECTIVITY Intel Xeon E5-4650 Intel Xeon E3-1280V3
Compatible Slots 1 x processor - LGA2011 Socket -
MISCELLANEOUS Intel Xeon E5-4650 Intel Xeon E3-1280V3
Included Accessories Passive heatsink -
Compliant Standards Halogen-free RoHS
Service & Support Limited warranty - 1 year -
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