Intel Xeon w9 3475X vs Intel Xeon E5 2643

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We compared two server CPUs: Intel Xeon w9 3475X with 36 cores 2.2GHz and Intel Xeon E5 2643 with 4 cores 3.3GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon w9 3475X 's Advantages

Released 10 years and 11 months late

Higher specification of memory (DDR5-4800 vs DDR3)

Newer PCIe version (5 vs 3)

Larger L3 cache size (82.5MB vs 10MB)

More modern manufacturing process (10nm vs 32nm)

Intel Xeon E5 2643 's Advantages

Higher base frequency (3.3GHz vs 2.2GHz)

Lower TDP (130W vs 300W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon w9 3475X +102%

2311

Intel Xeon E5 2643

1143

Geekbench 6 Multi Core

Intel Xeon w9 3475X +370%

22757

Intel Xeon E5 2643

4836

Intel Xeon w9 3475X

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Intel Xeon E5 2643

General Parameters

Feb 2023

Release Date

Mar 2012

Intel

Manufacturer

Intel

Server

Type

Server

Sapphire Rapids

Core Architecture

Sandy Bridge-EP

Intel Socket 4677

Socket

Intel Socket 2011

N/A

Integrated Graphics

N/A

Xeon W (Sapphire Rapids)

Generation

Xeon E5 (Sandy Bridge-EP)

Package

-

Transistor Count

1.27 billions

10 nm

Manufacturing Process

32 nm

Intel Socket 4677

Socket

Intel Socket 2011

300 W

Power Consumption

130 W

74 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

4x477 mm²

Die Size

294 mm²

FC-LGA16A

Package

FC-LGA10

CPU Performance

2.2 GHz

Performance Core Base Frequency

3.3 GHz

4.8 GHz

Performance Core Turbo Frequency

3.5 GHz

36

Total Core Count

4

72

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

22.0

Multiplier

33.0

80 K per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

256 K per core

82.5 MB

L3 Cache

10 MB shared

Yes

Unlocked Multiplier

No

1

SMP

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-4800

Memory Types

DDR3

4 TB

Max Memory Size

-

8

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

112

PCIe Lanes

-

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