Intel Core i9-11900F vs Intel Core i9-12900KF

Compare Intel 11th 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

$ 329.00
$ 279.99
$ 49.01 slightly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

8228 points
12789 points
55% significantly better overall score

Gaming Score

The raw gaming performance with a fast GPU

10552 points
14030 points
32% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

7484 points
12383 points
65% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

7301 points
12302 points
68% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Core i9-11900F and the Core i9-12900KF? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

11422 points
11666 points
2% slightly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

166.69 points
361.08 points
116% significantly higher Blender score
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

9643 points
14840 points
53% significantly higher Geekbench 5 (multi) score
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

2228 points
2507 points
12% slightly higher Geekbench 5 (single) score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

9503 points
14786 points
55% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2234 points
2584 points
15% slightly 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

2.5 GHz
3.2 GHz
28% slightly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

5.2 GHz
Identical
5.2 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

65 W
270% significantly lower TDP
241 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

20
Identical
20

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

640 KiB
1280 KiB
100% 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

140th of 1,092
45th of 1,092

Family

The product line

11th Generation Core i9
12th Generation Core i9

Release date

The official date of release of this chip

2021 February
2021 November

Memory Type

The type of memory used by this chip

DDR4-3200
DDR5-4800

Is Unlocked

Can this CPU can be overclocked

No
Yes

Supports ECC memory

Does this CPU support error correcting memory

No
-

Core i9-11900F vs Core i9-12900KF specs and performance

According to the hardwareDB Benchmark tool, the Core i9-12900KF is faster than the Core i9-11900F. Furthermore, our gaming benchmark shows that it also outperforms the Core i9-11900F 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 i9-11900F has 8 cores. It also has more threads than the Core i9-11900F. With our hardware info, we find that the Core i9-12900KF has a slightly higher clock speed than the Core i9-11900F. Furthermore, both these CPUs have identical turbo speeds. A Core i9-11900F 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.

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

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