Intel Xeon Gold 6438Y vs Xeon Platinum 8256

VS

Intel Xeon Gold 6438Y+

Intel Xeon Platinum 8256

We compared two server CPUs: Intel Xeon Gold 6438Y with 32 cores 2GHz and Xeon Platinum 8256 with 4 cores 3.8GHz . 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 4 years and 1 months late

Higher specification of memory (4800 vs 4)

Larger L3 cache size (60MB vs 16.5MB)

More modern manufacturing process (10nm vs 14nm)

Xeon Platinum 8256 's Advantages

Higher base frequency (3.8GHz vs 2GHz)

Lower TDP (105W vs 205W)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon Gold 6438Y

1040

Xeon Platinum 8256 +28%

1339

Geekbench 6 Multi Core

Intel Xeon Gold 6438Y +55%

9113

Xeon Platinum 8256

5871

Intel Xeon Gold 6438Y

VS

Xeon Platinum 8256

General Parameters

Jan 2023

Release Date

Dec 2018

Intel

Manufacturer

Intel

Server

Type

Server

Sapphire Rapids

Core Architecture

Cascade Lake-SP

Intel Socket 4677

Socket

Intel Socket 3647

N/A

Integrated Graphics

N/A

Xeon Gold (Sapphire Rapids-SP)

Generation

Xeon Platinum(Cascade Lake-SP)

Package

-

Transistor Count

8 billions

10 nm

Manufacturing Process

14 nm

205 W

Power Consumption

105 W

85 °C

Peak Operating Temperature

-

Intel

Foundry

Intel

CPU Performance

2 GHz

Performance Core Base Frequency

3.8 GHz

4 GHz

Performance Core Turbo Frequency

3.9 GHz

32

Total Core Count

4

64

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

20.0

Multiplier

38.0

80 K per core

L1 Cache

64 KB per core

2 MB per core

L2 Cache

1 MB per core

60 MB

L3 Cache

16.5 MB shared

No

Unlocked Multiplier

No

2

SMP

8

2

AVX-512 FMA Ports

-

Memory Parameters

DDR5-4800

Memory Types

DDR4

8

Max Memory Channels

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

-

80

PCIe Lanes

-

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