Intel Xeon E5645 vs AMD EPYC Embedded 3251

VS

Intel Xeon E5645

AMD EPYC Embedded 3251

We compared two server CPUs: Intel Xeon E5645 with 6 cores 2.4GHz and AMD EPYC Embedded 3251 with 8 cores 2.5GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD EPYC Embedded 3251 's Advantages

Released 7 years and 11 months late

Higher specification of memory (2666 vs 3)

Newer PCIe version (3 vs 2)

Higher base frequency (2.5GHz vs 2.4GHz)

Larger L3 cache size (16MB vs 12MB)

More modern manufacturing process (14nm vs 32nm)

Lower TDP (55W vs 80W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5645

425

AMD EPYC Embedded 3251 +104%

870

Geekbench 6 Multi Core

Intel Xeon E5645

3117

AMD EPYC Embedded 3251 +58%

4939

Intel Xeon E5645

VS

AMD EPYC Embedded 3251

General Parameters

Mar 2010

Release Date

Feb 2018

Intel

Manufacturer

AMD

Server

Type

Server

Westmere-EP

Core Architecture

Zen

Intel Socket 1366

Socket

AMD BGA SP4r2

N/A

Integrated Graphics

N/A

Xeon (Westmere-EP)

Generation

EPYC Embedded (Zen (Snowy Owl))

Package

1.17 billions

Transistor Count

4.8 billions

32 nm

Manufacturing Process

14 nm

80 W

Power Consumption

55 W

Intel

Foundry

GlobalFoundries

239 mm²

Die Size

213 mm²

CPU Performance

2.4 GHz

Performance Core Base Frequency

2.5 GHz

2.666 GHz

Performance Core Turbo Frequency

3.1 GHz

6

Total Core Count

8

12

Total Thread Count

16

133 MHz

Bus Frequency

100 MHz

18.0

Multiplier

25.0

64 K per core

L1 Cache

96 K per core

256 K per core

L2 Cache

512 K per core

12 MB shared

L3 Cache

16 MB shared

No

Unlocked Multiplier

No

2

SMP

1

Memory Parameters

DDR3

Memory Types

DDR4-2666

3

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

2

PCIe Version

3

-

PCIe Lanes

32

Related CPU Comparisons

1

Intel Xeon E5645 vs Intel Xeon E5 2643 v3

2

Intel Xeon E5645 vs AMD EPYC 7713

3

Intel Xeon E5645 vs Intel Xeon Phi 7285

4

Intel Xeon E5645 vs Ryzen 5 PRO 7645

5

Intel Xeon E5645 vs Intel Xeon Gold 6458Q

6

Intel Xeon E5645 vs Intel Xeon E5 2658

7

Intel Xeon E5645 vs Xeon E7 8867L

8

Intel Xeon E5645 vs AMD EPYC 7543P

9

Intel Xeon E5645 vs Intel Atom x7809C

10

Intel Xeon E5645 vs AMD EPYC 7371

Related News

1

CXMT Reportedly Achieves 80% Yield in DDR5 Production

2

Intel Wildcat Lake Appears on Shipping List with FCBGA1516 Socket, Poised to Replace Alder Lake-N

3

The Commencement of ARM and Qualcomm Licensing Dispute Trial: Potential Major Impact on PC Market

4

NVIDIA Allegedly Equips RTX 5080 with 30Gbps Memory Speed, Other Models to Feature 28Gbps

5

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

6

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

7

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

8

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

9

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

10

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