Intel Core i9-9900KF vs Intel Core i9-12900KF

Compare Intel 9th Generation Core i9 8 core CPU vs Intel 12th Generation Core i9 16 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

$ 399.00
$ 279.99
$ 119.01 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

6827 points
12789 points
87% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

8465 points
14030 points
65% significantly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

6279 points
12383 points
97% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

6130 points
12302 points
100% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i9-9900KF and the Core i9-12900KF? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

7066 points
11666 points
65% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

176.47 points
361.08 points
104% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

8008 points
14840 points
85% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

1647 points
2507 points
52% significantly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

8172 points
14786 points
80% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

1723 points
2584 points
49% significantly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

8
16
100% significantly more cores

Threads

Number of logical processing units

16
24
49% significantly more threads

Clock Speed

Base frequency at which the chip operates

3.6 GHz
12% slightly higher clock speed
3.2 GHz

Turbo Speed

Higher frequency used for heavy workloads

5 GHz
5.2 GHz
4% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

95 W
153% significantly lower TDP
241 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

16
20
25% slightly more pcie lanes

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

512 KiB
1280 KiB
150% significantly more L1 cache

L3 Cache

General memory pool for all cores

16 MiB
30 MiB
87% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

204th of 1,089
44th of 1,089

Family

The product line

9th Generation Core i9
12th Generation Core i9

Release date

The official date of release of this chip

2019 February
2021 November

Memory Type

The type of memory used by this chip

DDR4-2666
DDR5-4800

Is Unlocked

Can this CPU can be overclocked

Yes
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
-

Core i9-9900KF vs Core i9-12900KF comparison

In our benchmarks, the Core i9-12900KF beats the Core i9-9900KF in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-9900KF in all gaming tests too.

With info from our database, we find that the Core i9-12900KF has significantly more cores with 16 cores whereas the Core i9-9900KF has 8 cores. It also has more threads than the Core i9-9900KF. With our hardware info, we find that the Core i9-9900KF has a slightly higher clock speed than the Core i9-12900KF. Despite this, the Core i9-12900KF has a slightly higher turbo speed. A Core i9-9900KF CPU outputs less heat than a Core i9-12900KF CPU because of its significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption.

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 i9-9900KF has more threads than cores. Each physical core is split into multiple threads.

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