Intel Core i9-12900K vs Intel Core i3-3240

Compare Intel 12th Generation Core i9 16 core CPU vs Intel Core 2 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

$ 289.00
$ 41.00
$ 248.00 significantly less expensive

Benchmark Score

Overall Score

A combined score of all workloads

13331 points
913% significantly better overall score
1315 points

Gaming Score

The raw gaming performance with a fast GPU

14234 points
460% significantly better gaming score
2538 points

Multitasking Score

Performance in workloads using up to 8 cores

13035 points
1222% significantly better multitasking score
986 points

Heavy Workload Score

Performance in workloads using up to 16 cores

12983 points
1272% significantly better heavy workload score
946 points

Free CPU Benchmark

Want to compare your processor against the Core i9-12900K and the Core i3-3240? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

364.47 points
1800% significantly higher Blender score
19.18 points
Geekbench 5 (multi) score

Geekbench 5 (multi) score

Multi threaded benchmark

15144 points
1249% significantly higher Geekbench 5 (multi) score
1122 points
Geekbench 5 (single) score

Geekbench 5 (single) score

Single threaded benchmark

2550 points
366% significantly higher Geekbench 5 (single) score
547 points
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

15365 points
1284% significantly higher Geekbench 6 (multi) score
1110 points
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2616 points
380% significantly higher Geekbench 6 (single) score
544 points

Specifications

Cores

Number of physical processing units

16
700% significantly more cores
2

Threads

Number of logical processing units

24
499% significantly more threads
4

Clock Speed

Base frequency at which the chip operates

3.2 GHz
3.4 GHz
6% slightly higher clock speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

241 W
55 W
338% significantly lower TDP

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

128 GiB
300% significantly more supported memory
32 GiB

Other details

Rank

Ranking in the hardwareDB database

39th of 1,089
866th of 1,089

Family

The product line

12th Generation Core i9
Core

Release date

The official date of release of this chip

2021 November
2012 August

Memory Type

The type of memory used by this chip

DDR5-4800
DDR3-1333

Is Unlocked

Can this CPU can be overclocked

Yes
-

Supports ECC memory

Does this CPU support error correcting memory

Yes
No

Core i9-12900K vs Core i3-3240 benchmarks

In our benchmarks, the Core i9-12900K beats the Core i3-3240 in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Core i3-3240 in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Core i9-12900K has significantly more cores with 16 cores compared to the Core i3-3240 that has 2 cores. It also has more threads than the Core i3-3240. These CPUs have different clock speeds. Indeed, the Core i3-3240 has a slightly higher clock speed compared to the Core i9-12900K. The Core i3-3240 outputs less heat than Core i9-12900K thanks to a 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 i9-12900K has more threads than cores. Each physical core is split into multiple threads.

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