AMD Ryzen 5 8645HS vs AMD Ryzen AI Z2 Extreme

Compare AMD Ryzen 5 6 core CPU vs AMD Ryzen Z2 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

7040 points
3% slightly better overall score
6783 points

Gaming Score

The raw gaming performance with a fast GPU

9593 points
0.23% slightly better gaming score
9571 points

Multitasking Score

Performance in workloads using up to 8 cores

6234 points
4% slightly better multitasking score
5991 points

Heavy Workload Score

Performance in workloads using up to 16 cores

6029 points
3% slightly better heavy workload score
5838 points

Free CPU Benchmark

Want to compare your processor against the Ryzen 5 8645HS and the Ryzen AI Z2 Extreme? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

156.82 points
168.33 points
7% slightly higher Blender score

Specifications

Cores

Number of physical processing units

6
8
33% slightly more cores

Threads

Number of logical processing units

12
16
33% slightly more threads

Clock Speed

Base frequency at which the chip operates

4.30 GHz
115% significantly higher clock speed
2 GHz

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
28 W
60% significantly lower TDP

L2 Cache

Secondary embedded memory, slower than L1 cache

6 MiB
8 MiB
33% slightly more L2 cache

L3 Cache

General memory pool for all cores

16 MiB
Identical
16 MiB

Other details

Rank

Ranking in the hardwareDB database

189th of 1,089
205th of 1,089

Family

The product line

Ryzen 5
Ryzen Z2

Memory Type

The type of memory used by this chip

DDR5 (FP7r2)
-

Is Unlocked

Can this CPU can be overclocked

No
-

Ryzen 5 8645HS vs Ryzen AI Z2 Extreme comparison

In our benchmarks, the Ryzen 5 8645HS beats the Ryzen AI Z2 Extreme in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen AI Z2 Extreme in all gaming tests too.

With info from our database, we find that the Ryzen AI Z2 Extreme has slightly more cores with 8 cores whereas the Ryzen 5 8645HS has 6 cores. It also has more threads than the Ryzen 5 8645HS. Our comparison shows that the Ryzen 5 8645HS has a significantly higher clock speed compared to the Ryzen AI Z2 Extreme. Furthermore, both these CPUs have identical turbo speeds. The Ryzen AI Z2 Extreme outputs less heat than Ryzen 5 8645HS thanks to a significantly lower TDP. This measures the amount of heat they output and can be used to estimate power consumption. The info from our database shows that the Ryzen AI Z2 Extreme has more L2 cache than the Ryzen 5 8645HS. However, both these chips have the same amount of L3 cache.

Most CPUs have more threads than cores. This technology, colloquially called hyperthreading, improves performance by splitting a core into multiple virtual ones. This provides more efficient utilisation of a core. Indeed, the Ryzen 5 8645HS has more threads than cores. Each physical core is split into multiple threads.

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