AMD Ryzen 5 8645HS vs Intel Core Ultra 7 165H

Compare AMD Ryzen 5 6 core CPU vs Intel Core Ultra (Series 1) 16 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

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Benchmark Score

Overall Score

A combined score of all workloads

7040 points
0.92% slightly better overall score
6976 points

Gaming Score

The raw gaming performance with a fast GPU

9593 points
9640 points
0.49% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

6234 points
0.56% slightly better multitasking score
6199 points

Heavy Workload Score

Performance in workloads using up to 16 cores

6029 points
0.30% slightly better heavy workload score
6011 points

Free CPU Benchmark

Want to compare your processor against the Ryzen 5 8645HS and the Core Ultra 7 165H? Download our free and quick PC Performance Test.

Other Benchmarks

Blender score

Blender score

Cycles Render (Samples per minute)

156.82 points
193.42 points
23% slightly higher Blender score

Specifications

Cores

Number of physical processing units

6
16
166% significantly more cores

Threads

Number of logical processing units

12
22
83% significantly more threads

Clock Speed

Base frequency at which the chip operates

4.30 GHz
207% significantly higher clock speed
1.4 GHz

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L2 Cache

Secondary embedded memory, slower than L1 cache

6 MiB
18 MiB
200% significantly more L2 cache

L3 Cache

General memory pool for all cores

16 MiB
24 MiB
49% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

189th of 1,089
196th of 1,089

Family

The product line

Ryzen 5
Core Ultra (Series 1)

Release date

The official date of release of this chip

-
2023 November

Memory Type

The type of memory used by this chip

DDR5 (FP7r2)
DDR5-7467

Is Unlocked

Can this CPU can be overclocked

No
-

Supports ECC memory

Does this CPU support error correcting memory

-
No

Ryzen 5 8645HS vs Core Ultra 7 165H comparison

According to the hardwareDB Benchmark tool, the Ryzen 5 8645HS is faster than the Core Ultra 7 165H. Despite this, the Core Ultra 7 165H has the advantage in our gaming benchmark.

In terms of the number of cores of each of these CPUs, the Core Ultra 7 165H has significantly more cores than the Ryzen 5 8645HS. Indeed, the Core Ultra 7 165H 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 Ultra 7 165H. In terms of cache, the Core Ultra 7 165H has significantly more L2 cache when compared to the Ryzen 5 8645HS. The Core Ultra 7 165H also has significantly more L3 cache.

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 Ryzen 5 8645HS has more threads than cores. Each physical core is split into multiple threads.

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