Intel Xeon E5-2665 vs. Intel Xeon E7520

CPU Comparison, Reviews and Tests

Detailed comparison and review of Intel Xeon E5-2665 and Intel Xeon E7520. 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 E5-2665 vs. Intel Xeon E7520 Benchmark Chart
GENERAL Intel Xeon E5-2665 Intel Xeon E7520
Product Type Processor Processor
PROCESSOR Intel Xeon E5-2665 Intel Xeon E7520
Type Intel Xeon E5-2665 Intel Xeon E7520
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA2011 Socket LGA1567 Socket
Core Voltage 0.6 V - 1.35 V -
Manufacturing Process 32 nm 45 nm
Thermal Design Power 115 W 95 W
Thermal Specification 81.8 °C 70 °C
PCI Express Revision 3.0 -
PCI Express Lanes Qty 40 -
Architecture Features SpeedStep technology, Execute Disable Bit capability, Intel Turbo Boost Technology, Intel Trusted Execution Technology, Intel vPro Technology Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology
PERFORMANCE
Number of Cores 8-core Quad-Core
Number of Threads 16 threads 8 threads
Clock Speed (Frequency) 2.4 GHz 1.87 GHz
Max Turbo Speed 3.1 GHz -
Bus Speed 1600 MHz -
64-bit Computing Yes Yes
CACHE MEMORY
Cache 20 MB 18 MB
Cache Memory Details Smart Cache - 20 MB L3 - 18 MB
Installed Size 20 MB 18 MB
EXPANSION & CONNECTIVITY Intel Xeon E5-2665 Intel Xeon E7520
Compatible Slots 1 x processor - LGA2011 Socket 2 x processor
MISCELLANEOUS Intel Xeon E5-2665 Intel Xeon E7520
Included Accessories Passive heatsink -
Compliant Standards RoHS RoHS
Service & Support Limited warranty - 1 year Limited warranty - 3 years
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