Home Comparison Intel Xeon E5 2403 vs AMD EPYC 7251

Intel Xeon E5 2403 vs AMD EPYC 7251

Intel Xeon E5 2403
VS
AMD EPYC 7251
Intel Xeon E5-2403
AMD EPYC 7251
We compared two server CPUs: Intel Xeon E5 2403 with 4 cores 1.8GHz and AMD EPYC 7251 with 8 cores 2.1GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon E5 2403 's Advantages
Lower TDP (80W vs 120W)
AMD EPYC 7251 's Advantages
Released 5 years and 1 months late
Higher specification of memory (2400 vs 3)
Higher base frequency (2.1GHz vs 1.8GHz)
Larger L3 cache size (32MB vs 10MB)
More modern manufacturing process (14nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon E5 2403
349
AMD EPYC 7251 +123%
781
Geekbench 6 Multi Core
Intel Xeon E5 2403
1116
AMD EPYC 7251 +227%
3651
Geekbench 5 Single Core
Intel Xeon E5 2403
362
AMD EPYC 7251 +48%
537
Geekbench 5 Multi Core
Intel Xeon E5 2403 +151%
1359
AMD EPYC 7251
540
Intel Xeon E5 2403
VS
AMD EPYC 7251

General Parameters

May 2012
Release Date
Jun 2017
Intel
Manufacturer
AMD
Server
Type
Server
Sandy Bridge-EN
Core Architecture
Naples
Intel Socket 1356
Socket
AMD Socket SP3
N/A
Integrated Graphics
N/A
Xeon E5 (Sandy Bridge-EN)
Generation
EPYC (Zen (Naples))

Package

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

CPU Performance

1.8 GHz
Performance Core Base Frequency
2.1 GHz
0
Performance Core Turbo Frequency
2.9 GHz
4
Total Core Count
8
8
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
18.0
Multiplier
21.0
64 K per core
L1 Cache
96 K per core
256 K per core
L2 Cache
512 K per core
10 MB shared
L3 Cache
32 MB shared
No
Unlocked Multiplier
Yes
2
SMP
2

Memory Parameters

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

Miscellaneous

-
PCIe Version
3

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