Intel Xeon E3 1240 v5 vs AMD EPYC 7251

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Intel Xeon E3-1240 v5

AMD EPYC 7251

We compared two server CPUs: Intel Xeon E3 1240 v5 with 4 cores 3.5GHz 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 E3 1240 v5 's Advantages

Higher base frequency (3.5GHz vs 2.1GHz)

Lower TDP (80W vs 120W)

AMD EPYC 7251 's Advantages

Released 1 years and 8 months late

Higher specification of memory (2400 vs 2133)

Larger L3 cache size (32MB vs 8MB)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E3 1240 v5 +56%

1219

AMD EPYC 7251

781

Geekbench 6 Multi Core

Intel Xeon E3 1240 v5 +12%

4094

AMD EPYC 7251

3651

Intel Xeon E3 1240 v5

VS

AMD EPYC 7251

General Parameters

Oct 2015

Release Date

Jun 2017

Intel

Manufacturer

AMD

Server

Type

Server

Skylake-DT

Core Architecture

Naples

Intel Socket 1151

Socket

AMD Socket SP3

N/A

Integrated Graphics

N/A

Xeon E3 (Skylake-DT)

Generation

EPYC (Zen (Naples))

Package

1.75 billions

Transistor Count

4.8 billions

14 nm

Manufacturing Process

14 nm

80 W

Power Consumption

120 W

-

Peak Operating Temperature

81 °C

Intel

Foundry

GlobalFoundries

122 mm²

Die Size

213 mm²

CPU Performance

3.5 GHz

Performance Core Base Frequency

2.1 GHz

3.9 GHz

Performance Core Turbo Frequency

2.9 GHz

4

Total Core Count

8

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

35.0

Multiplier

21.0

64 K per core

L1 Cache

96 K per core

256 K per core

L2 Cache

512 K per core

8 MB shared

L3 Cache

32 MB shared

No

Unlocked Multiplier

Yes

1

SMP

2

Memory Parameters

DDR3,DDR4-2133

Memory Types

DDR4-2400

2

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

16

PCIe Lanes

-

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