Intel Core i9-12900H vs AMD Ryzen 5 8645HS

Compare Intel 12th Generation Core i9 14 core CPU vs AMD Ryzen 5 6 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Specifications
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Benchmark Score

Overall Score

A combined score of all workloads

8158 points

15% slightly better overall score

7040 points

Gaming Score

The raw gaming performance with a fast GPU

10256 points

6% slightly better gaming score

9593 points

Multitasking Score

Performance in workloads using up to 8 cores

7544 points

21% slightly better multitasking score

6234 points

Heavy Workload Score

Performance in workloads using up to 16 cores

7441 points

23% slightly better heavy workload score

6029 points

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Other Benchmarks

Blender score

Cycles Render (Samples per minute)

209.04 points

33% slightly higher Blender score

156.82 points

Specifications

Cores

Number of physical processing units

133% significantly more cores

Threads

Number of logical processing units

66% significantly more threads

Clock Speed

Base frequency at which the chip operates

2.5 GHz

4.30 GHz

72% significantly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

5 GHz

Identical

5 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

45 W

Identical

45 W

Memory Channels

Lanes for simultaneous memory access

Identical

L3 Cache

General memory pool for all cores

24 MiB

49% significantly more L3 cache

16 MiB

Other details

Rank

Ranking in the hardwareDB database

142nd of 1,089

189th of 1,089

Family

The product line

12th Generation Core i9

Ryzen 5

Release date

The official date of release of this chip

2022 February

Memory Type

The type of memory used by this chip

DDR5-4800

DDR5 (FP7r2)

Is Unlocked

Can this CPU can be overclocked

Supports ECC memory

Does this CPU support error correcting memory

Core i9-12900H vs Ryzen 5 8645HS comparison

According to the hardwareDB Benchmark tool, the Core i9-12900H is faster than the Ryzen 5 8645HS. Despite this, the Ryzen 5 8645HS has the advantage in our gaming benchmark.

With info from our database, we find that the Core i9-12900H has significantly more cores with 14 cores whereas the Ryzen 5 8645HS has 6 cores. It also has more threads than the Ryzen 5 8645HS. With our hardware info, we find that the Ryzen 5 8645HS has a significantly higher clock speed than the Core i9-12900H.

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.