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

8293 points

17% slightly better overall score

7040 points

Gaming Score

The raw gaming performance with a fast GPU

10420 points

8% slightly better gaming score

9593 points

Multitasking Score

Performance in workloads using up to 8 cores

7668 points

23% slightly better multitasking score

6234 points

Heavy Workload Score

Performance in workloads using up to 16 cores

7563 points

25% 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

146th of 1,118

199th of 1,118

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. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 5 8645HS 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 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. In addition, both chips have the same 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.