AMD Ryzen 9 8945HS vs AMD Ryzen 9 7900

Compare AMD Ryzen 9 8 core CPU vs AMD Ryzen 9 12 core processor, specs and benchmark score. Which is the better CPU for gaming?

CPU Comparison

Quickly search and compare processors

Benchmark Score

Overall Score

A combined score of all workloads

9257 points
13078 points
41% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

11296 points
13206 points
16% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

8584 points
13028 points
51% significantly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

8392 points
13011 points
55% significantly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Ryzen 9 8945HS and the Ryzen 9 7900? Download our free and quick PC Performance Test.

Other Benchmarks

3DMark Physics score

3DMark Physics score

Physics simulation benchmark

7691 points
11128 points
44% significantly higher 3DMark Physics score
Blender score

Blender score

Cycles Render (Samples per minute)

212.59 points
394.92 points
85% significantly higher Blender score
Geekbench 6 (multi) score

Geekbench 6 (multi) score

Multi threaded benchmark

11517 points
16768 points
45% significantly higher Geekbench 6 (multi) score
Geekbench 6 (single) score

Geekbench 6 (single) score

Single threaded benchmark

2372 points
2868 points
20% slightly higher Geekbench 6 (single) score

Specifications

Cores

Number of physical processing units

8
12
49% significantly more cores

Threads

Number of logical processing units

16
24
49% significantly more threads

Clock Speed

Base frequency at which the chip operates

4.00 GHz
8% slightly higher clock speed
3.70 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.2 GHz
5.4 GHz
3% slightly higher turbo speed

TDP

Thermal Design Power: Measure of heat generated by the CPU

45 W
44% significantly lower TDP
65 W

Memory Channels

Lanes for simultaneous memory access

2
Identical
2

L2 Cache

Secondary embedded memory, slower than L1 cache

8 MiB
12 MiB
49% significantly more L2 cache

L3 Cache

General memory pool for all cores

16 MiB
64 MiB
300% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

104th of 1,089
40th of 1,089

Family

The product line

Ryzen 9
Ryzen 9

Release date

The official date of release of this chip

-
2023 January

Memory Type

The type of memory used by this chip

DDR5 (FP7r2)
DDR5

Is Unlocked

Can this CPU can be overclocked

No
Yes

Ryzen 9 8945HS vs Ryzen 9 7900 comparison

In our benchmarks, the Ryzen 9 7900 beats the Ryzen 9 8945HS in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 9 8945HS in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Ryzen 9 7900 has significantly more cores than the Ryzen 9 8945HS. Indeed, the Ryzen 9 7900 has 12 cores compared to 8 cores found in the Ryzen 9 8945HS. It also has more threads than the Ryzen 9 8945HS. With our hardware info, we find that the Ryzen 9 8945HS has a slightly higher clock speed than the Ryzen 9 7900. Despite this, the Ryzen 9 7900 has a slightly higher turbo speed. A Ryzen 9 8945HS CPU outputs less heat than a Ryzen 9 7900 CPU because of its 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 9 7900 has more L2 cache than the Ryzen 9 8945HS. The Ryzen 9 7900 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 9 8945HS has more threads than cores. Each physical core is split into multiple threads.

Comments

No comments yet! Be the first to leave a comment using the form below.

Keep comments on topic and be polite. Comments are subject to moderation before they are published.

Popular CPU Comparisons