Intel Xeon E7520 vs. AMD EPYC 7251

CPU Comparison, Reviews and Tests

In depth comparison and review of Intel Xeon E7520 and AMD EPYC 7251. 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. AMD EPYC 7251 Benchmark Chart
GENERAL Intel Xeon E7520 AMD EPYC 7251
Product Type Processor Processor
PROCESSOR Intel Xeon E7520 AMD EPYC 7251
Type Intel Xeon E7520 AMD EPYC 7251
ARCHITECTURE
Processor Qty 1 1
Compatible Processor Socket LGA1567 Socket Socket SP3
Manufacturing Process 45 nm -
Thermal Design Power 95 W 120 W
Thermal Specification 70 °C -
PCI Express Revision - 3.0
PCI Express Lanes Qty - 128
Architecture Features Enhanced SpeedStep technology, Hyper-Threading Technology, Execute Disable Bit capability, Intel Virtualization Technology "Zen" Core Architecture
PERFORMANCE
Number of Cores Quad-Core 8-core
Number of Threads 8 threads 16 threads
Clock Speed (Frequency) 1.87 GHz 2.1 GHz
Max Turbo Speed - 2.9 GHz
64-bit Computing Yes -
CACHE MEMORY
Cache 18 MB 32 MB
Cache Memory Details L3 - 18 MB L3 - 32 MB
L2 - 4 MB
Installed Size 18 MB -
EXPANSION & CONNECTIVITY Intel Xeon E7520 AMD EPYC 7251
Compatible Slots 2 x processor -
MISCELLANEOUS Intel Xeon E7520 AMD EPYC 7251
Included Accessories - Heat sink
Compliant Standards RoHS -
Service & Support Limited warranty - 3 years -
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