Intel Xeon E5 2643 vs Intel Xeon Silver 4310

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Intel Xeon E5 2643 Intel Xeon Silver 4310

We compared two server CPUs: Intel Xeon E5 2643 with 4 cores 3.3GHz and Intel Xeon Silver 4310 with 12 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 2643 's Advantages

Higher base frequency (3.3GHz vs 2.1GHz)

Intel Xeon Silver 4310 's Advantages

Released 9 years and 1 months late

Higher specification of memory (DDR4-2667 vs DDR3)

Newer PCIe version (4 vs 3)

Larger L3 cache size (18MB vs 10MB)

More modern manufacturing process (10nm vs 32nm)

Lower TDP (120W vs 130W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon E5 2643 +26%

1143

Intel Xeon Silver 4310

905

Geekbench 6 Multi Core

Intel Xeon E5 2643

4836

Intel Xeon Silver 4310 +24%

6024

Intel Xeon E5 2643

VS

Intel Xeon Silver 4310

General Parameters

Mar 2012

Release Date

Apr 2021

Intel

Manufacturer

Intel

Server

Type

Server

Sandy Bridge-EP

Core Architecture

Ice Lake-SP

Intel Socket 2011

Socket

Intel Socket 4189

N/A

Integrated Graphics

N/A

Xeon E5 (Sandy Bridge-EP)

Generation

Xeon Silver (Ice Lake-SP)

Package

1.27 billions

Transistor Count

-

32 nm

Manufacturing Process

10 nm

Intel Socket 2011

Socket

Intel Socket 4189

130 W

Power Consumption

120 W

-

Peak Operating Temperature

82 °C

Intel

Foundry

Intel

294 mm²

Die Size

-

FC-LGA10

Package

FC-LGA4189

CPU Performance

3.3 GHz

Performance Core Base Frequency

2.1 GHz

3.5 GHz

Performance Core Turbo Frequency

3.3 GHz

4

Total Core Count

12

8

Total Thread Count

24

100 MHz

Bus Frequency

100 MHz

33.0

Multiplier

21.0

64 K per core

L1 Cache

64 K per core

256 K per core

L2 Cache

1 MB per core

10 MB shared

L3 Cache

18 MB shared

No

Unlocked Multiplier

No

2

SMP

2

Memory Parameters

DDR3

Memory Types

DDR4-2667

4

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

4

-

PCIe Lanes

64

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