AMD EPYC 7281 vs Intel Xeon E5 2666 v3

VS

AMD EPYC 7281

Intel Xeon E5-2666 v3

We compared two server CPUs: AMD EPYC 7281 with 16 cores 2.1GHz and Intel Xeon E5 2666 v3 with 10 cores 2.9GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC 7281 's Advantages

Released 2 years and 7 months late

Higher specification of memory (2666 vs 2133)

Larger L3 cache size (32MB vs 25MB)

More modern manufacturing process (14nm vs 22nm)

Intel Xeon E5 2666 v3 's Advantages

Higher base frequency (2.9GHz vs 2.1GHz)

Lower TDP (135W vs 170W)

Score

Benchmark

Geekbench 6 Single Core

AMD EPYC 7281

560

Intel Xeon E5 2666 v3 +86%

1046

Geekbench 6 Multi Core

AMD EPYC 7281

456

Intel Xeon E5 2666 v3 +1253%

6173

AMD EPYC 7281

VS

Intel Xeon E5 2666 v3

General Parameters

Jun 2017

Release Date

Nov 2014

AMD

Manufacturer

Intel

Server

Type

Server

Naples

Core Architecture

Haswell-EP

AMD Socket SP3

Socket

Intel Socket 2011-3

N/A

Integrated Graphics

N/A

EPYC (Zen (Naples))

Generation

Xeon E5 (Haswell-EP)

Package

4.8 billions

Transistor Count

2.6 billions

14 nm

Manufacturing Process

22 nm

170 W

Power Consumption

135 W

85 °C

Peak Operating Temperature

-

GlobalFoundries

Foundry

Intel

213 mm²

Die Size

356 mm²

CPU Performance

2.1 GHz

Performance Core Base Frequency

2.9 GHz

2.7 GHz

Performance Core Turbo Frequency

3.5 GHz

16

Total Core Count

10

32

Total Thread Count

20

100 MHz

Bus Frequency

100 MHz

21.0

Multiplier

29.0

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

25 MB shared

Yes

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR4-2666

Memory Types

DDR4-2133,DDR3-2133

8

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

3

-

PCIe Lanes

40

Related CPU Comparisons

1

AMD EPYC 7281 vs Intel Xeon E5 2663 v3

2

AMD EPYC 7281 vs Xeon w5 2545

3

AMD EPYC 7281 vs Intel Xeon W 2104

4

AMD EPYC 7281 vs Opteron 6386 SE

5

AMD EPYC 7281 vs Intel Xeon E3 1270L v4

6

AMD EPYC 7281 vs Intel Xeon E5 1620

7

AMD EPYC 7281 vs Intel Xeon Platinum 8558

8

AMD EPYC 7281 vs Xeon E 2144G

9

AMD EPYC 7281 vs AMD Ryzen Threadripper PRO 5965WX

10

AMD EPYC 7281 vs Intel Xeon E3 1220L v3

Related News

1

Intel Reports High Return Rates for Devices Featuring Snapdragon X Series; Qualcomm Counters with 'Industry Standard' Claim

2

Intel Confirms Panther Lake Adopts 18A Process, ES0 Samples Already Sent to Customers

3

Complete Lineup of Core Ultra 200HX/H/U and Core 200H/U Revealed: 31 Models to Dazzle the Eyes

4

Amechi Unveils V1 Mini PC: Only 0.33L Volume with 150W Power Consumption

5

iPhone 17 Series Set for Major Design Overhaul: Camera Module Transformed into Sleek Strip

6

The Thinnest iPhone Ever! iPhone 17 Air Reportedly Enters Foxconn's NPI Stage

7

Apple Allegedly Cancels M4 Extreme, Originally Planned for Mac Pro with 64-Core CPU and 160-Core GPU

8

Cyberpunk 2077 Update 2.2: Intel Arrow Lake Gaming Performance Soars by 33%!

9

Intel Finally Achieves Frame Generation! 'F1 24' Becomes the First XeSS 2 Game

10

World's First! Intel Arc B580 Graphics Card Arrives Early