Intel Core i7-8086K vs Intel Core i9-9900

Compare Intel 8th Generation Core i7 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

$ 345.00
$ 125.48 significantly less expensive
$ 470.48

Benchmark Score

Overall Score

A combined score of all workloads

5045 points
6105 points
21% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

6765 points
7952 points
17% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

4495 points
5494 points
22% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

4358 points
5338 points
22% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i7-8086K and the Core i9-9900? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

5045 points
9955 points
97% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

130.84 points
148.10 points
13% slightly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

6971 points
7103 points
1% slightly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1630 points
2% slightly higher Geekbench 5 (single) score
1598 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

7075 points
7287 points
2% slightly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1713 points
5% slightly higher Geekbench 6 (single) score
1617 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

4 GHz
29% slightly higher clock speed
3.1 GHz

Turbo Speed

Higher frequency used for heavy workloads

5 GHz
Identical
5 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

95 W
65 W
46% significantly lower TDP

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
Identical
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

384 KiB
512 KiB
33% 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

344th of 1,089
246th of 1,089

Family

The product line

8th Generation Core i7
9th Generation Core i9

Release date

The official date of release of this chip

2018 May
2019 May

Memory Type

The type of memory used by this chip

DDR4-2666
DDR4-2666

Is Unlocked

Can this CPU can be overclocked

Yes
No

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i7-8086K vs Core i9-9900 specs and performance

In our benchmarks, the Core i7-8086K beats the Core i9-9900 in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-9900 in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i9-9900 has slightly more cores than the Core i7-8086K. Indeed, the Core i9-9900 has 8 cores compared to 6 cores found in the Core i7-8086K. It also has more threads than the Core i7-8086K. Our comparison shows that the Core i7-8086K has a slightly higher clock speed compared to the Core i9-9900. In addition, both chips have the same turbo speed. The Core i9-9900 outputs less heat than Core i7-8086K thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The cache sizes of these CPUs are different. Indeed, the Core i9-9900 has slightly more L2 cache than the Core i7-8086K. The Core i9-9900 also has slightly more L3 cache.

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 Core i7-8086K has more threads than cores. Each physical core is split into multiple threads.

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