AMD Ryzen 9 3950X vs AMD Ryzen 7 7840HS

Compare AMD Ryzen 9 Desktop 16 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

9228 points

3% slightly better overall score

8878 points

Gaming Score

The raw gaming performance with a fast GPU

7460 points

10890 points

45% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

9844 points

20% slightly better multitasking score

8202 points

Heavy Workload Score

Performance in workloads using up to 16 cores

10084 points

25% slightly better heavy workload score

8008 points

Free CPU Benchmark

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Other Benchmarks

3DMark Physics score

Physics simulation benchmark

10804 points

46% significantly higher 3DMark Physics score

7356 points

Blender score

Cycles Render (Samples per minute)

371.88 points

52% significantly higher Blender score

244.42 points

Geekbench 6 (multi) score

Multi threaded benchmark

10665 points

11003 points

3% slightly higher Geekbench 6 (multi) score

Geekbench 6 (single) score

Single threaded benchmark

1722 points

2353 points

36% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

100% significantly more cores

Threads

Number of logical processing units

100% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.5 GHz

3.80 GHz

8% 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

54 W

94% significantly lower TDP

Memory Channels

Lanes for simultaneous memory access

Identical

L1 Cache

Smallest embedded memory, but the fastest

1024 KiB

100% significantly more L1 cache

512 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

8 MiB

Identical

8 MiB

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

105th of 1,089

116th of 1,089

Family

The product line

Ryzen 9 Desktop

Ryzen 7

Release date

The official date of release of this chip

2019 November

Memory Type

The type of memory used by this chip

DDR4

DDR5 (FP7r2)

Is Unlocked

Can this CPU can be overclocked

Yes

Ryzen 9 3950X vs Ryzen 7 7840HS benchmarks

According to the hardwareDB Benchmark tool, the Ryzen 7 7840HS is faster than the Ryzen 9 3950X. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 3950X in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Ryzen 9 3950X has significantly more cores than the Ryzen 7 7840HS. Indeed, the Ryzen 9 3950X has 16 cores compared to 8 cores found in the Ryzen 7 7840HS. It also has more threads than the Ryzen 7 7840HS. With our hardware info, we find that the Ryzen 7 7840HS has a slightly higher clock speed than the Ryzen 9 3950X. In terms of cache, both these CPUs have the same amount of L2 cache. The Ryzen 9 3950X also has significantly more L3 cache.

Most CPUs have more threads than cores. This technology, colloquially called hyperthreading, improves performance by splitting a core into multiple virtual ones. This provides more efficient utilisation of a core. Indeed, the Ryzen 9 3950X has more threads than cores. Each physical core is split into multiple threads.