AMD Ryzen 9 3900X vs AMD Ryzen 7 8845HS

Compare AMD Ryzen 9 Desktop 12 core CPU vs AMD Ryzen 7 8 core processor, specs and benchmark score. Which is the better CPU for gaming?

Benchmark Score
Other Benchmarks
Specifications
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Benchmark Score

Overall Score

A combined score of all workloads

8422 points

3% slightly better overall score

8139 points

Gaming Score

The raw gaming performance with a fast GPU

8440 points

9987 points

18% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

8406 points

11% slightly better multitasking score

7532 points

Heavy Workload Score

Performance in workloads using up to 16 cores

8392 points

14% slightly better heavy workload score

7360 points

Free CPU Benchmark

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Other Benchmarks

3DMark Physics score

Physics simulation benchmark

8594 points

15% slightly higher 3DMark Physics score

7427 points

Blender score

Cycles Render (Samples per minute)

276.80 points

33% slightly higher Blender score

207.75 points

Geekbench 6 (multi) score

Multi threaded benchmark

9907 points

11045 points

11% slightly higher Geekbench 6 (multi) score

Geekbench 6 (single) score

Single threaded benchmark

1704 points

2333 points

36% 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

3.80 GHz

Identical

3.80 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.6 GHz

5.1 GHz

10% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

105 W

45 W

133% significantly lower TDP

Memory Channels

Lanes for simultaneous memory access

Identical

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

130th of 1,089

144th of 1,089

Family

The product line

Ryzen 9 Desktop

Ryzen 7

Release date

The official date of release of this chip

2019 July

2023 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 3900X vs Ryzen 7 8845HS comparison

Our benchmark analysis concludes that the Ryzen 7 8845HS performs better than the Ryzen 9 3900X. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 3900X in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Ryzen 9 3900X has significantly more cores than the Ryzen 7 8845HS. Indeed, the Ryzen 9 3900X has 12 cores compared to 8 cores found in the Ryzen 7 8845HS. It also has more threads than the Ryzen 7 8845HS. According to our data, the Ryzen 9 3900X and Ryzen 7 8845HS have the same clock speed. In terms of cache, the Ryzen 7 8845HS has slightly more L2 cache when compared to the Ryzen 9 3900X. Despite this, the Ryzen 9 3900X has significantly more L3 cache compared to the Ryzen 7 8845HS.

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 3900X has more threads than cores. Each physical core is split into multiple threads.