Ryzen 5 PRO 7645 vs Intel Xeon D 1521

VS

AMD Ryzen 5 PRO 7645

Intel Xeon D-1521

We compared two server CPUs: Ryzen 5 PRO 7645 with 6 cores 3.8GHz and Intel Xeon D 1521 with 4 cores 2.4GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

Ryzen 5 PRO 7645 's Advantages

Released 7 years and 7 months late

Higher specification of memory (5200 vs 4)

Newer PCIe version (5 vs 3)

Higher base frequency (3.8GHz vs 2.4GHz)

Larger L3 cache size (32MB vs 1.5MB)

More modern manufacturing process (5nm vs 14nm)

Intel Xeon D 1521 's Advantages

Lower TDP (45W vs 65W)

Score

Benchmark

Geekbench 6 Single Core

Ryzen 5 PRO 7645 +210%

2782

Intel Xeon D 1521

896

Geekbench 6 Multi Core

Ryzen 5 PRO 7645 +280%

12396

Intel Xeon D 1521

3261

Ryzen 5 PRO 7645

VS

Intel Xeon D 1521

General Parameters

Jun 2023

Release Date

Nov 2015

AMD

Manufacturer

Intel

Server

Type

Server

Raphael

Core Architecture

Broadwell

AMD Socket AM5

Socket

Intel BGA 1667

Radeon Graphics

Integrated Graphics

N/A

Ryzen 5 (Zen 4 (Raphael))

Generation

Xeon D (Broadwell-DE)

Package

6.57 billions

Transistor Count

3.2 billions

5 nm

Manufacturing Process

14 nm

65 W

Power Consumption

45 W

61 °C

Peak Operating Temperature

80 °C

TSMC

Foundry

Intel

71 mm²

Die Size

246 mm²

6 nm

I/O Process Size

-

122 mm²

I/O Die Size

-

CPU Performance

3.8 GHz

Performance Core Base Frequency

2.4 GHz

5.1 GHz

Performance Core Turbo Frequency

2.7 GHz

6

Total Core Count

4

12

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

38.0

Multiplier

24.0

64 KB per core

L1 Cache

64 K per core

1 MB per core

L2 Cache

256 K per core

32 MB shared

L3 Cache

1.5 MB per core

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR5-5200

Memory Types

DDR3,DDR4

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

24

PCIe Lanes

24

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