Home Comparison Intel Xeon E5 2640 vs AMD EPYC 7251

Intel Xeon E5 2640 vs AMD EPYC 7251

Intel Xeon E5 2640
VS
AMD EPYC 7251
Intel Xeon E5-2640
AMD EPYC 7251
We compared two server CPUs: Intel Xeon E5 2640 with 6 cores 2.5GHz 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 2640 's Advantages
Higher base frequency (2.5GHz vs 2.1GHz)
Lower TDP (95W vs 120W)
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 15MB)
More modern manufacturing process (14nm vs 32nm)

Score

Benchmark

Geekbench 6 Single Core
Intel Xeon E5 2640 +2%
800
AMD EPYC 7251
781
Geekbench 6 Multi Core
Intel Xeon E5 2640
3177
AMD EPYC 7251 +14%
3651
Intel Xeon E5 2640
VS
AMD EPYC 7251

General Parameters

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

Package

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

CPU Performance

2.5 GHz
Performance Core Base Frequency
2.1 GHz
3 GHz
Performance Core Turbo Frequency
2.9 GHz
6
Total Core Count
8
12
Total Thread Count
16
100 MHz
Bus Frequency
100 MHz
25.0
Multiplier
21.0
64 K per core
L1 Cache
96 K per core
256 K per core
L2 Cache
512 K per core
15 MB shared
L3 Cache
32 MB shared
No
Unlocked Multiplier
Yes
2
SMP
2

Memory Parameters

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

Miscellaneous

3
PCIe Version
3

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