Intel Xeon X5677 vs. Intel Xeon W3520

CPU Comparison, Reviews and Tests
Intel Xeon X5677
Intel Xeon W3520

In depth comparison and review of Intel Xeon X5677 and Intel Xeon W3520. 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 X5677 vs. Intel Xeon W3520 Benchmark Chart
GENERAL Intel Xeon X5677 Intel Xeon W3520
Product Type Processor Processor
PROCESSOR Intel Xeon X5677 Intel Xeon W3520
Type Intel Xeon X5677 Intel Xeon W3520
ARCHITECTURE
Processor Qty 1 1
Packaging Type - FC-LGA8
Compatible Processor Socket LGA1366 Socket LGA1366 Socket
Core Voltage 1.3 V -
Manufacturing Process 32 nm 45 nm
Thermal Design Power 130 W 130 W
Thermal Specification 80 °C 67.9 °C
Architecture Features Hyper-Threading Technology, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology Enhanced SpeedStep technology, streaming SIMD extensions 2, Hyper-Threading Technology, integrated memory controller, streaming SIMD extensions 3, Demand Based Switching, Execute Disable Bit capability, Intel Virtualization Technology, Intel 64 Technology, Intel I/O Acceleration Technology, streaming SIMD extensions 4
PERFORMANCE
Number of Cores Quad-Core Quad-Core
Number of Threads 8 threads 8 threads
Clock Speed (Frequency) 3.46 GHz 2.66 GHz
Max Turbo Speed 3.73 GHz 2.93 GHz
Bus Speed 1333 MHz 1066 MHz
64-bit Computing Yes Yes
CACHE MEMORY
Cache 12 MB 8 MB
Cache Level 1 Size 256 KB -
Cache Memory Details L3 - 12 MB
L2 - 1 MB		 L3 - 8 MB
Installed Size 12 MB 8 MB
Type - Advanced Smart Cache
RAM
Technology - - ECC
EXPANSION & CONNECTIVITY Intel Xeon X5677 Intel Xeon W3520
Interfaces - - GT5
Compatible Slots 1 x processor 1 x processor
MISCELLANEOUS Intel Xeon X5677 Intel Xeon W3520
Compliant Standards RoHS -
Service & Support Limited warranty - 1 year Limited warranty - 90 days
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