Intel Xeon Gold 6438Y vs Intel Xeon E5 2665

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Intel Xeon Gold 6438Y Intel Xeon E5 2665

We compared two server CPUs: Intel Xeon Gold 6438Y with 32 cores 2GHz and Intel Xeon E5 2665 with 8 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon Gold 6438Y 's Advantages

Released 10 years and 10 months late

Higher specification of memory (DDR5-4800 vs DDR3)

Newer PCIe version (5 vs 3)

Larger L3 cache size (60MB vs 20MB)

More modern manufacturing process (10nm vs 32nm)

Intel Xeon E5 2665 's Advantages

Higher base frequency (2.4GHz vs 2GHz)

Lower TDP (115W vs 205W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon Gold 6438Y +87%

1040

Intel Xeon E5 2665

554

Geekbench 6 Multi Core

Intel Xeon Gold 6438Y +94%

9113

Intel Xeon E5 2665

4680

Intel Xeon Gold 6438Y

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Intel Xeon E5 2665

General Parameters

Jan 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 Gold (Sapphire Rapids-SP)

Generation

Xeon E5 (Sandy Bridge-EP)

Package

-

Transistor Count

2.27 billions

10 nm

Manufacturing Process

32 nm

Intel Socket 4677

Socket

Intel Socket 2011

205 W

Power Consumption

115 W

85 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

-

Die Size

435 mm²

FC-LGA16A

Package

FC-LGA10

CPU Performance

2 GHz

Performance Core Base Frequency

2.4 GHz

4 GHz

Performance Core Turbo Frequency

3.1 GHz

32

Total Core Count

8

64

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

20.0

Multiplier

24.0

80 K per core

L1 Cache

64 K per core

2 MB per core

L2 Cache

256 K per core

60 MB

L3 Cache

20 MB shared

No

Unlocked Multiplier

No

2

SMP

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-4800

Memory Types

DDR3

8

Max Memory Channels

4

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

80

PCIe Lanes

-

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