Intel Core i7-12800HX vs AMD Ryzen 5 8645HS

Compare Intel 12th Generation Core i7 16 core CPU vs AMD Ryzen 5 6 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

6916 points
7040 points
1% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

8678 points
9593 points
10% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

6372 points
2% slightly better multitasking score
6234 points

Heavy Workload Score

Performance in workloads using up to 16 cores

6299 points
4% slightly better heavy workload score
6029 points

Free CPU Benchmark

Want to compare your processor against the Core i7-12800HX and the Ryzen 5 8645HS? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

257.78 points
64% significantly higher Blender score
156.82 points

Specifications

Cores

Number of physical processing units

16
166% significantly more cores
6

Threads

Number of logical processing units

24
100% significantly more threads
12

Clock Speed

Base frequency at which the chip operates

2 GHz
4.30 GHz
115% significantly higher clock speed

Turbo Speed

Higher frequency used for heavy workloads

4.8 GHz
5 GHz
4% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

55 W
45 W
22% slightly lower TDP

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L2 Cache

Secondary embedded memory, slower than L1 cache

4 MiB
6 MiB
49% significantly more L2 cache

L3 Cache

General memory pool for all cores

25 MiB
56% significantly more L3 cache
16 MiB

Other details

Rank

Ranking in the hardwareDB database

197th of 1,089
189th of 1,089

Family

The product line

12th Generation Core i7
Ryzen 5

Release date

The official date of release of this chip

2022 May
-

Memory Type

The type of memory used by this chip

DDR5-4800
DDR5 (FP7r2)

Is Unlocked

Can this CPU can be overclocked

Yes
No

Supports ECC memory

Does this CPU support error correcting memory

No
-

Core i7-12800HX vs Ryzen 5 8645HS comparison

Our benchmark analysis concludes that the Ryzen 5 8645HS performs better than the Core i7-12800HX. Furthermore, our gaming benchmark shows that it also outperforms the Core i7-12800HX in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Core i7-12800HX has significantly more cores than the Ryzen 5 8645HS. Indeed, the Core i7-12800HX has 16 cores compared to 6 cores found in the Ryzen 5 8645HS. 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 i7-12800HX. Also, the Ryzen 5 8645HS has a slightly higher turbo speed. The Ryzen 5 8645HS outputs less heat than Core i7-12800HX thanks to a slightly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. In terms of cache, the Ryzen 5 8645HS has significantly more L2 cache when compared to the Core i7-12800HX. Despite this, the Core i7-12800HX has significantly more L3 cache compared to the Ryzen 5 8645HS.

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 i7-12800HX has more threads than cores. Each physical core is split into multiple threads.

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