AMD Ryzen 9 3900XT 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?

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Other Benchmarks
Specifications
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Benchmark Score

Overall Score

A combined score of all workloads

8378 points

2% slightly better overall score

8139 points

Gaming Score

The raw gaming performance with a fast GPU

8533 points

9987 points

17% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

8330 points

10% slightly better multitasking score

7532 points

Heavy Workload Score

Performance in workloads using up to 16 cores

8329 points

13% slightly better heavy workload score

7360 points

Free CPU Benchmark

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Other Benchmarks

3DMark Physics score

Physics simulation benchmark

8585 points

15% slightly higher 3DMark Physics score

7427 points

Blender score

Cycles Render (Samples per minute)

275.17 points

32% slightly higher Blender score

207.75 points

Geekbench 6 (multi) score

Multi threaded benchmark

9918 points

11045 points

11% slightly higher Geekbench 6 (multi) score

Geekbench 6 (single) score

Single threaded benchmark

1737 points

2333 points

34% 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

3.8 GHz

3.80 GHz

0.03% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.7 GHz

5.1 GHz

8% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

105 W

45 W

133% 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

131st 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

2020 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 3900XT vs Ryzen 7 8845HS specs and performance

According to the hardwareDB Benchmark tool, the Ryzen 7 8845HS is faster than the Ryzen 9 3900XT. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 3900XT in all gaming tests too.

With info from our database, we find that the Ryzen 9 3900XT has significantly more cores with 12 cores whereas the Ryzen 7 8845HS has 8 cores. It also has more threads than the Ryzen 7 8845HS. With our hardware info, we find that the Ryzen 7 8845HS has a slightly higher clock speed than the Ryzen 9 3900XT. The info from our database shows that the Ryzen 7 8845HS has more L2 cache than the Ryzen 9 3900XT. Despite this, the Ryzen 9 3900XT has significantly more L3 cache compared to the Ryzen 7 8845HS.

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