Intel Xeon E7520 vs. Intel Xeon X5677

CPU Comparison, Reviews and Tests

In depth comparison and review of Intel Xeon E7520 and Intel Xeon X5677. 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 E7520 vs. Intel Xeon X5677 Benchmark Chart
GENERAL Intel Xeon E7520 Intel Xeon X5677
Product Type Processor Processor
PROCESSOR Intel Xeon E7520 Intel Xeon X5677
Type Intel Xeon E7520 Intel Xeon X5677
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1567 Socket LGA1366 Socket
Core Voltage - 1.3 V
Manufacturing Process 45 nm 32 nm
Thermal Design Power 95 W 130 W
Thermal Specification 70 °C 80 °C
Architecture Features Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology
PERFORMANCE
Number of Cores Quad-Core Quad-Core
Number of Threads 8 threads 8 threads
Clock Speed (Frequency) 1.87 GHz 3.46 GHz
Max Turbo Speed - 3.73 GHz
Bus Speed - 1333 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 18 MB 12 MB
Cache Level 1 Size - 256 KB
Cache Memory Details L3 - 18 MB L3 - 12 MB
L2 - 1 MB
Installed Size 18 MB 12 MB
EXPANSION & CONNECTIVITY Intel Xeon E7520 Intel Xeon X5677
Compatible Slots 2 x processor 1 x processor
MISCELLANEOUS Intel Xeon E7520 Intel Xeon X5677
Compliant Standards RoHS RoHS
Service & Support Limited warranty - 3 years Limited warranty - 1 year
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