Intel Xeon X5660 vs. Intel Xeon E3-1280V3

CPU Comparison, Reviews and Tests
Intel Xeon X5660
Intel Xeon E3-1280V3

Detailed comparison and review of Intel Xeon X5660 and Intel Xeon E3-1280V3. With our comprehensive overview, you can simply compare overall performance, cache sizes, RAM, power efficiency, architecture, but also other key features of both processors and easily decide which one is the right choice for you. Our goal is to help you identify the main differences between products and find the processor that best fits your needs and expectations.

CPUs Specifications Comparison

Intel Xeon X5660 vs. Intel Xeon E3-1280V3 Benchmark Chart
GENERAL Intel Xeon X5660 Intel Xeon E3-1280V3
Product Type Processor Processor
PROCESSOR Intel Xeon X5660 Intel Xeon E3-1280V3
Type Intel Xeon X5660 Intel Xeon E3-1280V3
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1366 Socket LGA1150 Socket
Core Voltage 1.3 V -
Manufacturing Process 32 nm 22 nm
Thermal Design Power 95 W 82 W
Thermal Specification 81.3 °C -
PCI Express Revision - 3.0
PCI Express Configurations - 1x16, 2x8, 1x8, 2x4
PCI Express Lanes Qty - 16
Architecture Features Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology SpeedStep technology, Hyper-Threading Technology, Intel Virtualization Technology, Intel Turbo Boost Technology
PERFORMANCE
Number of Cores 6-core Quad-Core
Number of Threads 12 threads 8 threads
Clock Speed (Frequency) 2.8 GHz 3.6 GHz
Max Turbo Speed 3.2 GHz 4 GHz
Bus Speed 1333 MHz 1600 MHz
64-bit Computing Yes -
CACHE MEMORY
Cache 12 MB 8 MB
Cache Level 1 Size 384 KB -
Cache Memory Details L3 - 12 MB
L2 - 1 MB		 L3 - TLC NAND Flash - 8 MB
Installed Size 12 MB 8 MB
RAM
Max Supported Size 288 GB -
Technology DDR3 SDRAM -
EXPANSION & CONNECTIVITY Intel Xeon X5660 Intel Xeon E3-1280V3
Compatible Slots 1 x processor -
MISCELLANEOUS Intel Xeon X5660 Intel Xeon E3-1280V3
Included Accessories Heat sink -
Compliant Standards RoHS RoHS
Service & Support Limited warranty - 1 year - on-site -
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