Intel Core i9-11900KF vs AMD Ryzen 7 7840U

Compare Intel 11th Generation Core i9 8 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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CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

8335 points

1% slightly better overall score

8215 points

Gaming Score

The raw gaming performance with a fast GPU

10716 points

10758 points

0.39% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

7549 points

2% slightly better multitasking score

7390 points

Heavy Workload Score

Performance in workloads using up to 16 cores

7340 points

2% slightly better heavy workload score

7189 points

Free CPU Benchmark

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Other Benchmarks

3DMark Physics score

Physics simulation benchmark

8401 points

53% significantly higher 3DMark Physics score

5466 points

Blender score

Cycles Render (Samples per minute)

206.76 points

5% slightly higher Blender score

195.47 points

Geekbench 6 (multi) score

Multi threaded benchmark

9980 points

10324 points

3% slightly higher Geekbench 6 (multi) score

Geekbench 6 (single) score

Single threaded benchmark

2320 points

2% slightly higher Geekbench 6 (single) score

2258 points

Specifications

Cores

Number of physical processing units

Identical

Threads

Number of logical processing units

Identical

Clock Speed

Base frequency at which the chip operates

3.5 GHz

6% slightly higher clock speed

3.30 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.3 GHz

3% slightly higher turbo speed

5.1 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

125 W

28 W

346% significantly lower TDP

Memory Channels

Lanes for simultaneous memory access

Identical

L2 Cache

Secondary embedded memory, slower than L1 cache

4 MiB

8 MiB

100% significantly more L2 cache

L3 Cache

General memory pool for all cores

16 MiB

Identical

16 MiB

Other details

Rank

Ranking in the hardwareDB database

133rd of 1,089

139th of 1,089

Family

The product line

11th Generation Core i9

Ryzen 7

Release date

The official date of release of this chip

2021 February

2023 May

Memory Type

The type of memory used by this chip

DDR4-3200

DDR5 (FP7r2)

Is Unlocked

Can this CPU can be overclocked

Yes

Supports ECC memory

Does this CPU support error correcting memory

Core i9-11900KF vs Ryzen 7 7840U benchmarks

According to the hardwareDB Benchmark tool, the Ryzen 7 7840U is faster than the Core i9-11900KF. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-11900KF in all gaming tests too.

When comparing these CPUs we notice that they have the same number of cores and the same number of threads. Our comparison shows that the Core i9-11900KF has a slightly higher clock speed compared to the Ryzen 7 7840U. The info from our database shows that the Ryzen 7 7840U has more L2 cache than the Core i9-11900KF. However, both these chips have the same amount of L3 cache.

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 Core i9-11900KF has more threads than cores. Each physical core is split into multiple threads.