Intel Core i9-12900H vs Intel Core i5-12450H

Compare Intel 12th Generation Core i9 14 core CPU vs Intel 12th Generation Core i5 8 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Benchmark Score

Overall Score

A combined score of all workloads

8158 points
55% significantly better overall score
5248 points

Gaming Score

The raw gaming performance with a fast GPU

10256 points
30% slightly better gaming score
7843 points

Multitasking Score

Performance in workloads using up to 8 cores

7544 points
68% significantly better multitasking score
4484 points

Heavy Workload Score

Performance in workloads using up to 16 cores

7441 points
71% significantly better heavy workload score
4327 points

Free CPU Benchmark

Want to compare your processor against the Core i9-12900H and the Core i5-12450H? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

7534 points
43% significantly higher 3DMark Physics score
5258 points
Blender score

Blender score

Cycles Render (Samples per minute)

209.04 points
84% significantly higher Blender score
113.50 points
Cinebench R23 score

Cinebench R23 score

Multi threaded benchmark

19648 points
115% significantly higher Cinebench R23 score
9134 points

Specifications

Cores

Number of physical processing units

14
75% significantly more cores
8

Threads

Number of logical processing units

20
66% significantly more threads
12

Clock Speed

Base frequency at which the chip operates

2.5 GHz
25% slightly higher clock speed
2 GHz

Turbo Speed

Higher frequency used for heavy workloads

5 GHz
13% slightly higher turbo speed
4.4 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

45 W
Identical
45 W

PCIe Lanes

Number of physical connections between the CPU and expansion slots

28
Identical
28

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

Supported Memory

Maximum amount of RAM supported by this CPU

64 GiB
Identical
64 GiB

L1 Cache

Smallest embedded memory, but the fastest

1120 KiB
75% significantly more L1 cache
640 KiB

L3 Cache

General memory pool for all cores

24 MiB
100% significantly more L3 cache
12 MiB

Other details

Rank

Ranking in the hardwareDB database

142nd of 1,089
318th of 1,089

Family

The product line

12th Generation Core i9
12th Generation Core i5

Release date

The official date of release of this chip

2022 February
2022 February

Memory Type

The type of memory used by this chip

DDR5-4800
DDR5-4800

Is Unlocked

Can this CPU can be overclocked

No
No

Supports ECC memory

Does this CPU support error correcting memory

No
No

Core i9-12900H vs Core i5-12450H comparison

According to the hardwareDB Benchmark tool, the Core i9-12900H is faster than the Core i5-12450H. Furthermore, our gaming benchmark shows that it also outperforms the Core i5-12450H in all gaming tests too.

With info from our database, we find that the Core i9-12900H has significantly more cores with 14 cores whereas the Core i5-12450H has 8 cores. It also has more threads than the Core i5-12450H. Our comparison shows that the Core i9-12900H has a slightly higher clock speed compared to the Core i5-12450H. Also, the Core i9-12900H has a slightly higher turbo speed. Both these chips have an identical TDP (Thermal Design Power). 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 i9-12900H has more threads than cores. Each physical core is split into multiple threads.

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