Intel Core i5-11600K vs Intel Core i9-9900KF

Compare Intel 11th Generation Core i5 6 core CPU vs Intel 9th Generation Core i9 8 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Price

The cheapest price from our partner retailers

$ 199.00
$ 200.00 significantly less expensive
$ 399.00

Benchmark Score

Overall Score

A combined score of all workloads

6621 points
6827 points
3% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

9474 points
11% slightly better gaming score
8465 points

Multitasking Score

Performance in workloads using up to 8 cores

5722 points
6279 points
9% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

5531 points
6130 points
10% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i5-11600K and the Core i9-9900KF? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

6323 points
7066 points
11% slightly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

156.80 points
176.47 points
12% slightly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

8447 points
5% slightly higher Geekbench 5 (multi) score
8008 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

2118 points
28% slightly higher Geekbench 5 (single) score
1647 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

8549 points
4% slightly higher Geekbench 6 (multi) score
8172 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2208 points
28% slightly higher Geekbench 6 (single) score
1723 points

Specifications

Cores

Number of physical processing units

6
8
33% slightly more cores

Threads

Number of logical processing units

12
16
33% slightly more threads

Clock Speed

Base frequency at which the chip operates

3.9 GHz
8% slightly higher clock speed
3.6 GHz

Turbo Speed

Higher frequency used for heavy workloads

4.9 GHz
5 GHz
2% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

125 W
95 W
31% slightly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
25% slightly more pcie lanes
16

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB
Identical
128 GiB

L1 Cache

Smallest embedded memory, but the fastest

480 KiB
512 KiB
6% slightly more L1 cache

L2 Cache

Secondary embedded memory, slower than L1 cache

1.5 MiB
2 MiB
33% slightly more L2 cache

L3 Cache

General memory pool for all cores

12 MiB
16 MiB
33% slightly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

215th of 1,089
204th of 1,089

Family

The product line

11th Generation Core i5
9th Generation Core i9

Release date

The official date of release of this chip

2021 February
2019 February

Memory Type

The type of memory used by this chip

DDR4-3200
DDR4-2666

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i5-11600K vs Core i9-9900KF comparison

According to the hardwareDB Benchmark tool, the Core i9-9900KF is faster than the Core i5-11600K. Despite this, the Core i5-11600K has the advantage in our gaming benchmark.

When comparing core counts for these CPUs, we notice that the Core i9-9900KF has slightly more cores with 8 cores compared to the Core i5-11600K that has 6 cores. It also has more threads than the Core i5-11600K. Our comparison shows that the Core i5-11600K has a slightly higher clock speed compared to the Core i9-9900KF. Despite this, the Core i9-9900KF has a slightly higher turbo speed. The Core i9-9900KF outputs less heat than Core i5-11600K 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 Core i9-9900KF has more L2 cache than the Core i5-11600K. The Core i9-9900KF also has slightly 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 Core i5-11600K has more threads than cores. Each physical core is split into multiple threads.

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