AMD Ryzen 9 5900X vs Intel Core i5-6600K

Compare AMD Ryzen 9 Desktop 12 core CPU vs Intel 6th Generation Core i5 4 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Price

The cheapest price from our partner retailers

$ 269.00
$ 175.64
$ 93.36 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

9859 points
257% significantly better overall score
2754 points

Gaming Score

The raw gaming performance with a fast GPU

9924 points
94% significantly better gaming score
5105 points

Multitasking Score

Performance in workloads using up to 8 cores

9836 points
368% significantly better multitasking score
2098 points

Heavy Workload Score

Performance in workloads using up to 16 cores

9828 points
388% significantly better heavy workload score
2013 points

Free CPU Benchmark

Want to compare your processor against the Ryzen 9 5900X and the Core i5-6600K? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

10192 points
292% significantly higher 3DMark Physics score
2595 points
Blender score

Blender score

Cycles Render (Samples per minute)

313.97 points
464% significantly higher Blender score
55.62 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

11764 points
194% significantly higher Geekbench 5 (multi) score
3989 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

2141 points
52% significantly higher Geekbench 5 (single) score
1400 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

11794 points
191% significantly higher Geekbench 6 (multi) score
4043 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2200 points
53% significantly higher Geekbench 6 (single) score
1429 points

Specifications

Cores

Number of physical processing units

12
200% significantly more cores
4

Threads

Number of logical processing units

24
499% significantly more threads
4

Clock Speed

Base frequency at which the chip operates

3.7 GHz
5% slightly higher clock speed
3.5 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.8 GHz
23% slightly higher turbo speed
3.9 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

105 W
91 W
15% slightly lower TDP

L1 Cache

Smallest embedded memory, but the fastest

768 KiB
200% significantly more L1 cache
256 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

6 MiB
499% significantly more L2 cache
1 MiB

L3 Cache

General memory pool for all cores

64 MiB
966% significantly more L3 cache
6 MiB

Other details

Rank

Ranking in the hardwareDB database

94th of 1,089
578th of 1,089

Family

The product line

Ryzen 9 Desktop
6th Generation Core i5

Release date

The official date of release of this chip

2020 May
2015 August

Memory Type

The type of memory used by this chip

DDR4
DDR4-1866

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Supports ECC memory

Does this CPU support error correcting memory

-
No

Ryzen 9 5900X vs Core i5-6600K benchmarks

According to the hardwareDB Benchmark tool, the Ryzen 9 5900X is faster than the Core i5-6600K. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-6600K in all gaming tests too.

With info from our database, we find that the Ryzen 9 5900X has significantly more cores with 12 cores whereas the Core i5-6600K has 4 cores. It also has more threads than the Core i5-6600K. These CPUs have different clock speeds. Indeed, the Ryzen 9 5900X has a slightly higher clock speed compared to the Core i5-6600K. Also, the Ryzen 9 5900X has a slightly higher turbo speed. The Core i5-6600K outputs less heat than Ryzen 9 5900X thanks to a slightly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. In terms of cache, the Ryzen 9 5900X has significantly more L2 cache when compared to the Core i5-6600K. The Ryzen 9 5900X also has significantly more 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 Ryzen 9 5900X has more threads than cores. Each physical core is split into multiple threads.

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