AMD Ryzen 9 5900 vs AMD Ryzen 7 7840HS

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?

CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

8883 points
0.06% slightly better overall score
8878 points

Gaming Score

The raw gaming performance with a fast GPU

9577 points
10890 points
13% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

8669 points
5% slightly better multitasking score
8202 points

Heavy Workload Score

Performance in workloads using up to 16 cores

8618 points
7% slightly better heavy workload score
8008 points

Free CPU Benchmark

Want to compare your processor against the Ryzen 9 5900 and the Ryzen 7 7840HS? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

8096 points
10% slightly higher 3DMark Physics score
7356 points
Blender score

Blender score

Cycles Render (Samples per minute)

298.75 points
22% slightly higher Blender score
244.42 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

10663 points
11003 points
3% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2128 points
2353 points
10% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

12
49% significantly more cores
8

Threads

Number of logical processing units

24
49% significantly more threads
16

Clock Speed

Base frequency at which the chip operates

3 GHz
3.80 GHz
26% 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

65 W
54 W
20% slightly lower TDP

L1 Cache

Smallest embedded memory, but the fastest

768 KiB
49% significantly more L1 cache
512 KiB

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
119th of 1,105

Family

The product line

Ryzen 9 Desktop
Ryzen 7

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
No

Ryzen 9 5900 vs Ryzen 7 7840HS comparison

In our benchmarks, the Ryzen 7 7840HS beats the Ryzen 9 5900 in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 5900 in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Ryzen 9 5900 has significantly more cores than the Ryzen 7 7840HS. Indeed, the Ryzen 9 5900 has 12 cores compared to 8 cores found in the Ryzen 7 7840HS. It also has more threads than the Ryzen 7 7840HS. These CPUs have different clock speeds. Indeed, the Ryzen 7 7840HS has a slightly higher clock speed compared to the Ryzen 9 5900. Also, the Ryzen 7 7840HS has a slightly higher turbo speed. The Ryzen 7 7840HS outputs less heat than Ryzen 9 5900 thanks to a slightly 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 7 7840HS has more L2 cache than the Ryzen 9 5900. Despite this, the Ryzen 9 5900 has significantly more L3 cache compared to the Ryzen 7 7840HS.

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.

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