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AMD Ryzen 5 PRO 5645

Explore AMD Ryzen 5 PRO 5645 technical reviews, specifications and benchmark results, with practical context for performance, compatibility and upgrade comparisons.

Last updated: 2026-10-20
7.3/ 10
Technical rating

Very good

AMD Ryzen 5 PRO 5645 is a Desktop processor with 6 cores and 12 threads. It runs at 3.7 GHz and boosts up to 4.6 GHz. It records a PassMark CPU Mark of 21904 and a single-thread rating of 3441.

CPU Mark21,904
5 samples
Single Thread3,441
Overall rank#927
of 6,054
Reference price—

Technical assessment

A summary based on specifications and results.

Very good
7.3Very good

AMD Ryzen 5 PRO 5645 is a Desktop processor with 6 cores and 12 threads. It runs at 3.7 GHz and boosts up to 4.6 GHz. It records a PassMark CPU Mark of 21904 and a single-thread rating of 3441.

Specification context

What do these specifications mean in practice?

The AMD Ryzen 5 PRO 5645 is a Desktop released in 2022. Recorded specifications include 6 cores and 12 threads, up to 4.60 GHz turbo, a 21,904 CPU Mark. Use these figures to understand its position, then compare the results with your software and the complete platform.

Reading guide

Read the performance results

The 21,904 CPU Mark is a broad overall-performance measure, while the 3,441 single-thread result adds context for less-parallel work. Compare the nearby alternatives on this page and do not treat one score as a verdict for every application.

Platform and compatibility

It uses socket AM4. A matching socket is only the first check; confirm the official motherboard CPU-support list, BIOS revision and board power limits.

Memory and power

Verify the system memory type, real power limits and cooling capacity.

FAQ

Common processor questions

What are the key AMD Ryzen 5 PRO 5645 specifications?

The main recorded details are 6 cores and 12 threads, up to 4.60 GHz turbo, a 21,904 CPU Mark. The tables on this page show socket, memory, cache and graphics data when available.

Is the AMD Ryzen 5 PRO 5645 good for gaming?

The product name or CPU Mark alone cannot answer that. Check single-thread performance, core count, the target graphics card, gaming resolution and results from the games you play.

Which motherboards support the AMD Ryzen 5 PRO 5645?

Start with AM4 motherboards, then confirm the official CPU-support list and required BIOS revision for the exact board before buying.

How much power does the AMD Ryzen 5 PRO 5645 use?

A structured TDP value is not currently available. Check the manufacturer specification and device power limits.

This guidance interprets recorded specifications and results; it does not claim hands-on device testing. Results can vary with motherboard, power, memory and cooling.

Multi-axis comparison

How does this processor compare?

A direct comparison with nearby processors from the same brand and a similar core count.

5 CPU

Overall and multi-core performance

A higher CPU Mark indicates stronger overall performance.

01AMD Ryzen 5 8645HSAMD21,963 points
02Apple M1 Pro 10 Core 3200 MHzApple21,932 points
03AMD Ryzen 5 5600X3DAMD21,928 points
04AMD Ryzen 5 PRO 5645This CPU21,904 points
05Intel Core i9-10850K @ 3.60GHzIntel21,854 points

Single-thread performance

Measures speed in tasks that depend on one CPU thread.

02AMD Ryzen 5 8645HSAMD3,550 points
03AMD Ryzen 5 PRO 5645This CPU3,441 points
04AMD Ryzen 5 5600X3DAMD3,187 points

Performance per watt

Estimated as CPU Mark divided by TDP.

01AMD Ryzen 5 8645HSAMD488.1 Mark/W
02AMD Ryzen 5 5600X3DAMD208.8 Mark/W

Bars are relative to the processors shown here, not a global ranking of every CPU.

Detailed benchmark results

Snapshot from 2026-10-20

Data CompressionKBytes/Sec
250,685.00
Data EncryptionMBytes/Sec
15,683.00
Extended InstructionsMillion Matrices/Sec
16,360.00
Find Prime NumbersMillion Primes/Sec
129.00
Floating Point MathMOps/Sec
40,222.00
Integer MathMOps/Sec
72,664.00
PhysicsFrames/Sec
1,282.00
Random String SortingThousand Strings/Sec
26,224.00

Core specifications

BrandAMD
CategoryDesktop
Release year2022
SocketAM4
Cores / threads6 / 12
Base clock3.70 GHz
Max turbo4.60 GHz
TDP—
Integrated graphics—

Memory support

—
Memory type—
Official speed—
Maximum capacity—

Cache hierarchy

L1I6 x 32 KB
L1D6 x 32 KB
L26 x 512 KB
L332 MB