Home Comparison AMD EPYC 7251 vs Intel Xeon E5 2665

AMD EPYC 7251 vs Intel Xeon E5 2665

AMD EPYC 7251
VS
Intel Xeon E5 2665
AMD EPYC 7251
Intel Xeon E5-2665
We compared two server CPUs: AMD EPYC 7251 with 8 cores 2.1GHz and Intel Xeon E5 2665 with 8 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7251 's Advantages
Released 5 years and 3 months late
Higher specification of memory (2400 vs 3)
Larger L3 cache size (32MB vs 20MB)
More modern manufacturing process (14nm vs 32nm)
Intel Xeon E5 2665 's Advantages
Higher base frequency (2.4GHz vs 2.1GHz)
Lower TDP (115W vs 120W)

Score

Benchmark

Geekbench 6 Single Core
AMD EPYC 7251 +40%
781
Intel Xeon E5 2665
554
Geekbench 6 Multi Core
AMD EPYC 7251
3651
Intel Xeon E5 2665 +28%
4680
AMD EPYC 7251
VS
Intel Xeon E5 2665

General Parameters

Jun 2017
Release Date
Mar 2012
AMD
Manufacturer
Intel
Server
Type
Server
Naples
Core Architecture
Sandy Bridge-EP
AMD Socket SP3
Socket
Intel Socket 2011
N/A
Integrated Graphics
N/A
EPYC (Zen (Naples))
Generation
Xeon E5 (Sandy Bridge-EP)

Package

4.8 billions
Transistor Count
2.27 billions
14 nm
Manufacturing Process
32 nm
120 W
Power Consumption
115 W
81 °C
Peak Operating Temperature
-
GlobalFoundries
Foundry
Intel
213 mm²
Die Size
435 mm²

CPU Performance

2.1 GHz
Performance Core Base Frequency
2.4 GHz
2.9 GHz
Performance Core Turbo Frequency
3.1 GHz
8
Total Core Count
8
16
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
21.0
Multiplier
24.0
96 K per core
L1 Cache
64 K per core
512 K per core
L2 Cache
256 K per core
32 MB shared
L3 Cache
20 MB shared
Yes
Unlocked Multiplier
No
2
SMP
2

Memory Parameters

DDR4-2400
Memory Types
DDR3
8
Max Memory Channels
4
Yes
ECC Memory Support
Yes

Miscellaneous

3
PCIe Version
3

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