AMD Ryzen 9 7845HX vs AMD Ryzen 9 8940HX

Compare AMD Ryzen 9 12 core CPU vs AMD Ryzen 8000 Series 8 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Benchmark Score

Overall Score

A combined score of all workloads

12102 points
13% slightly better overall score
10700 points

Gaming Score

The raw gaming performance with a fast GPU

11676 points
8% slightly better gaming score
10758 points

Multitasking Score

Performance in workloads using up to 8 cores

12246 points
14% slightly better multitasking score
10731 points

Heavy Workload Score

Performance in workloads using up to 16 cores

12288 points
13% slightly better heavy workload score
10842 points

Free CPU Benchmark

Want to compare your processor against the Ryzen 9 7845HX and the Ryzen 9 8940HX? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

342.81 points
458.15 points
33% slightly higher Blender score

Specifications

Cores

Number of physical processing units

12
16
33% slightly more cores

Threads

Number of logical processing units

24
32
33% slightly more threads

Clock Speed

Base frequency at which the chip operates

3.00 GHz
3% slightly higher clock speed
2.9 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.2 GHz
5.3 GHz
1% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

55 W
Identical
55 W

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L1 Cache

Smallest embedded memory, but the fastest

764 KiB
1024 KiB
34% slightly more L1 cache

L2 Cache

Secondary embedded memory, slower than L1 cache

12 MiB
200% significantly more L2 cache
4 MiB

L3 Cache

General memory pool for all cores

64 MiB
700% significantly more L3 cache
8 MiB

Other details

Rank

Ranking in the hardwareDB database

49th of 1,089
75th of 1,089

Family

The product line

Ryzen 9
Ryzen 8000 Series

Release date

The official date of release of this chip

2023 February
2025 April

Memory Type

The type of memory used by this chip

DDR5
DDR5

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Ryzen 9 7845HX vs Ryzen 9 8940HX benchmarks

Our benchmark analysis concludes that the Ryzen 9 7845HX performs better than the Ryzen 9 8940HX. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 8940HX in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Ryzen 9 7845HX has significantly more cores than the Ryzen 9 8940HX. Indeed, the Ryzen 9 7845HX has 12 cores compared to 8 cores found in the Ryzen 9 8940HX. It also has more threads than the Ryzen 9 8940HX. Our comparison shows that the Ryzen 9 7845HX has a slightly higher clock speed compared to the Ryzen 9 8940HX. Despite this, the Ryzen 9 8940HX has a slightly higher turbo speed. Both these chips have an identical TDP (Thermal Design Power). This measures the amount of heat they output and can be used to estimate power consumption. In terms of cache, the Ryzen 9 7845HX has significantly more L2 cache when compared to the Ryzen 9 8940HX. The Ryzen 9 7845HX also has significantly more L3 cache.

Modern CPUs generally have more logical cores than physical cores, this means that each core is split into multiple virtual cores, improving efficiency for parallel workloads. Indeed, the Ryzen 9 7845HX has more threads than cores. Each physical core is split into multiple threads.

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