AMD Ryzen 9 7845HX vs AMD Ryzen 9 8945HX

Compare AMD Ryzen 9 12 core CPU vs AMD Ryzen 8000 Series 16 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
41% slightly better overall score
8535 points

Gaming Score

The raw gaming performance with a fast GPU

11676 points
44% significantly better gaming score
8107 points

Multitasking Score

Performance in workloads using up to 8 cores

12246 points
38% slightly better multitasking score
8825 points

Heavy Workload Score

Performance in workloads using up to 16 cores

12288 points
34% slightly better heavy workload score
9118 points

Free CPU Benchmark

Want to compare your processor against the Ryzen 9 7845HX and the Ryzen 9 8945HX? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

342.81 points
468.88 points
36% 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
19% slightly higher clock speed
2.50 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.2 GHz
5.4 GHz
3% 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
16 MiB
33% slightly more L2 cache

L3 Cache

General memory pool for all cores

64 MiB
Identical
64 MiB

Other details

Rank

Ranking in the hardwareDB database

49th of 1,089
124th 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 8945HX specs and performance

According to the hardwareDB Benchmark tool, the Ryzen 9 8945HX is faster than the Ryzen 9 7845HX. Despite this, the Ryzen 9 7845HX has the advantage in our gaming benchmark.

In terms of the number of cores of each of these CPUs, the Ryzen 9 8945HX has slightly more cores than the Ryzen 9 7845HX. Indeed, the Ryzen 9 8945HX has 16 cores compared to 12 cores found in the Ryzen 9 7845HX. It also has more threads than the Ryzen 9 7845HX. With our hardware info, we find that the Ryzen 9 7845HX has a slightly higher clock speed than the Ryzen 9 8945HX. Despite this, the Ryzen 9 8945HX 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. The info from our database shows that the Ryzen 9 8945HX has more L2 cache than the Ryzen 9 7845HX. However, both these chips have the same amount of L3 cache.

The more cores a CPU has, the better the overall performance will be in parallel workloads such as multitasking. Many CPUs have more threads than cores, this means that each physical core is split into multiple logical cores, making them more efficient. Indeed, the Ryzen 9 7845HX has more threads than cores. Each physical core is split into multiple threads.

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