AMD Ryzen 9 5900 vs AMD Ryzen 9 8945HS

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

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Specifications
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Benchmark Score

Overall Score

A combined score of all workloads

8883 points

9257 points

4% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

9577 points

11296 points

17% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

8669 points

0.99% slightly better multitasking score

8584 points

Heavy Workload Score

Performance in workloads using up to 16 cores

8618 points

2% slightly better heavy workload score

8392 points

Free CPU Benchmark

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Other Benchmarks

3DMark Physics score

Physics simulation benchmark

8096 points

5% slightly higher 3DMark Physics score

7691 points

Blender score

Cycles Render (Samples per minute)

298.75 points

40% slightly higher Blender score

212.59 points

Geekbench 6 (multi) score

Multi threaded benchmark

10663 points

11517 points

8% slightly higher Geekbench 6 (multi) score

Geekbench 6 (single) score

Single threaded benchmark

2128 points

2372 points

11% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

49% significantly more cores

Threads

Number of logical processing units

49% significantly more threads

Clock Speed

Base frequency at which the chip operates

3 GHz

4.00 GHz

33% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.7 GHz

5.2 GHz

10% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

65 W

45 W

44% significantly lower TDP

L2 Cache

Secondary embedded memory, slower than L1 cache

6 MiB

8 MiB

33% slightly more L2 cache

L3 Cache

General memory pool for all cores

64 MiB

300% significantly more L3 cache

16 MiB

Other details

Rank

Ranking in the hardwareDB database

118th of 1,105

105th of 1,105

Family

The product line

Ryzen 9 Desktop

Ryzen 9

Release date

The official date of release of this chip

2021 December

Memory Type

The type of memory used by this chip

DDR4

DDR5 (FP7r2)

Is Unlocked

Can this CPU can be overclocked

Yes

Ryzen 9 5900 vs Ryzen 9 8945HS specs and performance

According to the hardwareDB Benchmark tool, the Ryzen 9 8945HS is faster than the Ryzen 9 5900. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 5900 in all gaming tests too.

With info from our database, we find that the Ryzen 9 5900 has significantly more cores with 12 cores whereas the Ryzen 9 8945HS has 8 cores. It also has more threads than the Ryzen 9 8945HS. With our hardware info, we find that the Ryzen 9 8945HS has a slightly higher clock speed than the Ryzen 9 5900. Also, the Ryzen 9 8945HS has a slightly higher turbo speed. The Ryzen 9 8945HS outputs less heat than Ryzen 9 5900 thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. In terms of cache, the Ryzen 9 8945HS has slightly more L2 cache when compared to the Ryzen 9 5900. Despite this, the Ryzen 9 5900 has significantly more L3 cache compared to the Ryzen 9 8945HS.

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 5900 has more threads than cores. Each physical core is split into multiple threads.