AMD Ryzen 9 PRO 7945 vs Opteron A1170

VS

AMD Ryzen 9 PRO 7945

AMD Opteron A1170

We compared two server CPUs: AMD Ryzen 9 PRO 7945 with 12 cores 3.7GHz and Opteron A1170 with 8 cores 2GHz . You will find out which processor performs better in benchmark tests, key specifications, power consumption and more.

Main Differences

AMD Ryzen 9 PRO 7945 's Advantages

Released 7 years and 5 months late

Higher specification of memory (5200 vs 1866)

Newer PCIe version (5 vs 3)

Higher base frequency (3.7GHz vs 2GHz)

Larger L3 cache size (64MB vs 8MB)

More modern manufacturing process (5nm vs 28nm)

Opteron A1170 's Advantages

Lower TDP (32W vs 65W)

Score

AMD Ryzen 9 PRO 7945

VS

Opteron A1170

General Parameters

Jun 2023

Release Date

Jan 2016

AMD

Manufacturer

AMD

Server

Type

Server

Raphael

Core Architecture

Seattle

AMD Socket AM5

Socket

AMD Socket SP1

Radeon Graphics

Integrated Graphics

N/A

Ryzen 9 (Zen 4 (Raphael))

Generation

Opteron(Seattle)

Package

13.14 billions

Transistor Count

-

5 nm

Manufacturing Process

28 nm

65 W

Power Consumption

32 W

47 °C

Peak Operating Temperature

80°C

TSMC

Foundry

GlobalFoundries

2x71 mm²

Die Size

182 mm²

6 nm

I/O Process Size

-

122 mm²

I/O Die Size

-

CPU Performance

3.7 GHz

Performance Core Base Frequency

2 GHz

5.4 GHz

Performance Core Turbo Frequency

0

12

Total Core Count

8

24

Total Thread Count

8

100 MHz

Bus Frequency

100 MHz

37.0

Multiplier

20.0

64 KB per core

L1 Cache

80 KB per core

1 MB per core

L2 Cache

4 MB shared

64 MB shared

L3 Cache

8 MB shared

No

Unlocked Multiplier

No

1

SMP

1

Memory Parameters

DDR5-5200

Memory Types

DDR3, DDR4-1866

Max Memory Channels

2

Yes

ECC Memory Support

Yes

Miscellaneous

5

PCIe Version

3

24

PCIe Lanes

8

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