Intel Xeon D 1521 vs Intel Xeon Gold 6434

VS

Intel Xeon D-1521

Intel Xeon Gold 6434

We compared two server CPUs: Intel Xeon D 1521 with 4 cores 2.4GHz and Intel Xeon Gold 6434 with 8 cores 3.7GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Intel Xeon D 1521 's Advantages

Lower TDP (45W vs 195W)

Intel Xeon Gold 6434 's Advantages

Released 7 years and 2 months late

Higher specification of memory (4800 vs 4)

Newer PCIe version (5 vs 3)

Higher base frequency (3.7GHz vs 2.4GHz)

Larger L3 cache size (22.5MB vs 1.5MB)

More modern manufacturing process (10nm vs 14nm)

Score

Benchmark

Geekbench 6 Single Core

Intel Xeon D 1521

896

Intel Xeon Gold 6434 +138%

2135

Geekbench 6 Multi Core

Intel Xeon D 1521

3261

Intel Xeon Gold 6434 +297%

12948

Intel Xeon D 1521

VS

Intel Xeon Gold 6434

General Parameters

Nov 2015

Release Date

Jan 2023

Intel

Manufacturer

Intel

Server

Type

Server

Broadwell

Core Architecture

Sapphire Rapids

Intel BGA 1667

Socket

Intel Socket 4677

N/A

Integrated Graphics

N/A

Xeon D (Broadwell-DE)

Generation

Xeon Gold (Sapphire Rapids-SP)

Package

3.2 billions

Transistor Count

-

14 nm

Manufacturing Process

10 nm

45 W

Power Consumption

195 W

80 °C

Peak Operating Temperature

64 °C

Intel

Foundry

Intel

246 mm²

Die Size

-

CPU Performance

2.4 GHz

Performance Core Base Frequency

3.7 GHz

2.7 GHz

Performance Core Turbo Frequency

4.1 GHz

4

Total Core Count

8

Total Thread Count

16

100 MHz

Bus Frequency

100 MHz

24.0

Multiplier

37.0

64 K per core

L1 Cache

80 K per core

256 K per core

L2 Cache

2 MB per core

1.5 MB per core

L3 Cache

22.5 MB

No

Unlocked Multiplier

No

1

SMP

2

-

AVX-512 FMA Ports

2

Memory Parameters

DDR3,DDR4

Memory Types

DDR5-4800

-

Max Memory Size

4 TB

2

Max Memory Channels

8

Yes

ECC Memory Support

Yes

Miscellaneous

3

PCIe Version

5

24

PCIe Lanes

80

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