AMD Ryzen 9 5900XT vs AMD Ryzen 9 9955HX

Compare AMD Ryzen 5000 Series 16 core CPU vs AMD Ryzen 9000 Series 16 core processor, specs and benchmark score. Which is the better CPU for gaming?

Benchmark Score
Other Benchmarks
Specifications
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CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

10175 points

11380 points

11% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

8712 points

10581 points

21% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

10760 points

11723 points

8% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

11072 points

11982 points

8% slightly better heavy workload score

Free CPU Benchmark

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Other Benchmarks

3DMark Physics score

Physics simulation benchmark

11130 points

15023 points

34% slightly higher 3DMark Physics score

Blender score

Cycles Render (Samples per minute)

367.23 points

538.07 points

46% significantly higher Blender score

Specifications

Cores

Number of physical processing units

Identical

Threads

Number of logical processing units

Identical

Clock Speed

Base frequency at which the chip operates

3.30 GHz

32% slightly higher clock speed

2.5 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.8 GHz

5.4 GHz

12% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

105 W

55 W

90% significantly lower TDP

Memory Channels

Lanes for simultaneous memory access

Identical

L1 Cache

Smallest embedded memory, but the fastest

1024 KiB

1280 KiB

25% slightly more L1 cache

L2 Cache

Secondary embedded memory, slower than L1 cache

8 MiB

16 MiB

100% significantly more L2 cache

L3 Cache

General memory pool for all cores

64 MiB

Identical

64 MiB

Other details

Rank

Ranking in the hardwareDB database

83rd of 1,089

61st of 1,089

Family

The product line

Ryzen 5000 Series

Ryzen 9000 Series

Release date

The official date of release of this chip

2024 July

Memory Type

The type of memory used by this chip

DDR4

DDR5

Is Unlocked

Can this CPU can be overclocked

Yes

Ryzen 9 5900XT vs Ryzen 9 9955HX benchmarks

According to the hardwareDB Benchmark tool, the Ryzen 9 9955HX is faster than the Ryzen 9 5900XT. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 5900XT in all gaming tests too.

Our spec comparison shows that they have an identical amount of cores and the same number of threads. Our comparison shows that the Ryzen 9 5900XT has a slightly higher clock speed compared to the Ryzen 9 9955HX. Despite this, the Ryzen 9 9955HX has a slightly higher turbo speed. The Ryzen 9 9955HX outputs less heat than Ryzen 9 5900XT thanks to a significantly lower TDP. 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 9955HX has more L2 cache than the Ryzen 9 5900XT. However, both these chips have the same amount of 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 5900XT has more threads than cores. Each physical core is split into multiple threads.