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AMD Ryzen 9 7940H

Explore AMD Ryzen 9 7940H technical reviews, specifications and benchmark results, with practical context for laptop performance, efficiency and upgrade research.

Last updated: 2026-10-20
8.0/ 10
Technical rating

Very good

AMD Ryzen 9 7940H is a Laptop processor with 8 cores and 16 threads. It runs at 4 GHz and boosts up to 5.2 GHz. It records a PassMark CPU Mark of 28397 and a single-thread rating of 3813. Its stated TDP is 54 W.

CPU Mark28,397
26 samples
Single Thread3,813
Overall rank#631
of 6,054
Reference price—

Technical assessment

A summary based on specifications and results.

Very good
8.0Very good

AMD Ryzen 9 7940H is a Laptop processor with 8 cores and 16 threads. It runs at 4 GHz and boosts up to 5.2 GHz. It records a PassMark CPU Mark of 28397 and a single-thread rating of 3813. Its stated TDP is 54 W.

Specification context

What do these specifications mean in practice?

The AMD Ryzen 9 7940H is a Laptop released in 2023. Recorded specifications include 8 cores and 16 threads, up to 5.20 GHz turbo, a 54 W reference TDP, a 28,397 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 28,397 CPU Mark is a broad overall-performance measure, while the 3,813 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 FP7FP7R2FP8. A matching socket is only the first check; confirm the official motherboard CPU-support list, BIOS revision and board power limits.

Memory and power

The 54 W TDP helps size the cooling class, but it is not the same as peak wall-power consumption.

FAQ

Common processor questions

What are the key AMD Ryzen 9 7940H specifications?

The main recorded details are 8 cores and 16 threads, up to 5.20 GHz turbo, a 54 W reference TDP, a 28,397 CPU Mark. The tables on this page show socket, memory, cache and graphics data when available.

Is the AMD Ryzen 9 7940H 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 9 7940H?

Start with FP7FP7R2FP8 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 9 7940H use?

The recorded reference TDP is 54 W. Real consumption can be lower or higher depending on power limits, motherboard, workload and cooling.

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.

01Intel Core i5-14500HXIntel28,666 points
02AMD Ryzen 7 255AMD28,662 points
03AMD Ryzen 9 7940HThis CPU28,397 points
04AMD Ryzen 7 7840HSAMD28,212 points
05AMD Ryzen 7 H 260AMD28,197 points

Single-thread performance

Measures speed in tasks that depend on one CPU thread.

01AMD Ryzen 9 7940HThis CPU3,813 points
02AMD Ryzen 7 255AMD3,711 points
03AMD Ryzen 7 7840HSAMD3,699 points
04AMD Ryzen 7 H 260AMD3,669 points
05Intel Core i5-14500HXIntel3,641 points

Performance per watt

Estimated as CPU Mark divided by TDP.

01AMD Ryzen 7 255AMD1,023.6 Mark/W
02AMD Ryzen 9 7940HThis CPU525.9 Mark/W
03AMD Ryzen 7 7840HSAMD522.4 Mark/W
04Intel Core i5-14500HXIntel521.2 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
347,504.00
Data EncryptionMBytes/Sec
20,514.00
Extended InstructionsMillion Matrices/Sec
26,554.00
Find Prime NumbersMillion Primes/Sec
79.00
Floating Point MathMOps/Sec
60,683.00
Integer MathMOps/Sec
98,887.00
PhysicsFrames/Sec
1,253.00
Random String SortingThousand Strings/Sec
41,825.00

Core specifications

BrandAMD
CategoryLaptop
Release year2023
SocketFP7FP7R2FP8
Cores / threads8 / 16
Base clock4.00 GHz
Max turbo5.20 GHz
TDP54 W
Integrated graphicsw/ Radeon 780M Graphics

Memory support

—
Memory type—
Official speed—
Maximum capacity—

Cache hierarchy

L1I8 x 32 KB
L1D8 x 32 KB
L28 x 1024 KB
L316 MB