AMD Ryzen 9 7945HX vs AMD Ryzen 9 8945HX

Compare AMD Ryzen 9 16 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

14004 points
64% significantly better overall score
8535 points

Gaming Score

The raw gaming performance with a fast GPU

12364 points
52% significantly better gaming score
8107 points

Multitasking Score

Performance in workloads using up to 8 cores

14599 points
65% significantly better multitasking score
8825 points

Heavy Workload Score

Performance in workloads using up to 16 cores

14860 points
62% significantly better heavy workload score
9118 points

Free CPU Benchmark

Want to compare your processor against the Ryzen 9 7945HX and the Ryzen 9 8945HX? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

475.58 points
1% slightly higher Blender score
468.88 points

Specifications

Cores

Number of physical processing units

16
Identical
16

Threads

Number of logical processing units

32
Identical
32

Clock Speed

Base frequency at which the chip operates

2.50 GHz
Identical
2.50 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.4 GHz
Identical
5.4 GHz

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

1024 KiB
Identical
1024 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

16 MiB
Identical
16 MiB

L3 Cache

General memory pool for all cores

64 MiB
Identical
64 MiB

Other details

Rank

Ranking in the hardwareDB database

31st 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 7945HX vs Ryzen 9 8945HX specs and performance

Our benchmark analysis concludes that the Ryzen 9 7945HX performs better than the Ryzen 9 8945HX. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 8945HX in all gaming tests too.

Our spec comparison shows that they have an identical amount of cores and the same number of threads. Both the Ryzen 9 7945HX and Ryzen 9 8945HX have the same clock speed. Furthermore, both these CPUs have identical turbo speeds. 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, both these CPUs have the same amount of L2 cache and 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 7945HX has more threads than cores. Each physical core is split into multiple threads.

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