AMD Ryzen 9 7900X vs AMD Ryzen 7 7800X3D

Compare AMD Ryzen 9 Desktop 12 core CPU vs AMD Ryzen 7 8 core processor, specs and benchmark score. Which is the better CPU for gaming?

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Specifications
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AMD Ryzen 7 7800X3D

Price

The cheapest price from our partner retailers

$ 314.49

$ 71.65 slightly less expensive

$ 386.14

Benchmark Score

Overall Score

A combined score of all workloads

13554 points

35% slightly better overall score

10011 points

Gaming Score

The raw gaming performance with a fast GPU

13457 points

13% slightly better gaming score

11884 points

Multitasking Score

Performance in workloads using up to 8 cores

13583 points

45% significantly better multitasking score

9348 points

Heavy Workload Score

Performance in workloads using up to 16 cores

13587 points

48% significantly better heavy workload score

9142 points

Free CPU Benchmark

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Other Benchmarks

3DMark Physics score

Physics simulation benchmark

12798 points

59% significantly higher 3DMark Physics score

8010 points

Blender score

Cycles Render (Samples per minute)

412.82 points

56% significantly higher Blender score

263.24 points

Cinebench R23 score

Multi threaded benchmark

29628 points

63% significantly higher Cinebench R23 score

18086 points

Geekbench 6 (multi) score

Multi threaded benchmark

17750 points

17% slightly higher Geekbench 6 (multi) score

15051 points

Geekbench 6 (single) score

Single threaded benchmark

2946 points

8% slightly higher Geekbench 6 (single) score

2723 points

Specifications

Cores

Number of physical processing units

49% significantly more cores

Threads

Number of logical processing units

49% significantly more threads

Clock Speed

Base frequency at which the chip operates

4.7 GHz

11% slightly higher clock speed

4.20 GHz

Turbo Speed

Higher frequency used for heavy workloads

5.6 GHz

11% slightly higher turbo speed

5 GHz

TDP

Thermal Design Power: Measure of heat generated by the CPU

170 W

120 W

41% slightly lower TDP

Memory Channels

Lanes for simultaneous memory access

Identical

L1 Cache

Smallest embedded memory, but the fastest

768 KiB

49% significantly more L1 cache

512 KiB

L2 Cache

Secondary embedded memory, slower than L1 cache

12 MiB

49% significantly more L2 cache

8 MiB

L3 Cache

General memory pool for all cores

64 MiB

96 MiB

49% significantly more L3 cache

Other details

Rank

Ranking in the hardwareDB database

36th of 1,089

88th of 1,089

Family

The product line

Ryzen 9 Desktop

Ryzen 7

Release date

The official date of release of this chip

2022 September

2023 April

Memory Type

The type of memory used by this chip

DDR5

Is Unlocked

Can this CPU can be overclocked

Yes

Supports ECC memory

Does this CPU support error correcting memory

Yes

Ryzen 9 7900X vs Ryzen 7 7800X3D specs and performance

In our benchmarks, the Ryzen 9 7900X beats the Ryzen 7 7800X3D in overall performance. Furthermore, our gaming benchmark shows that it also outperforms the Ryzen 7 7800X3D in all gaming tests too.

When comparing core counts for these CPUs, we notice that the Ryzen 9 7900X has significantly more cores with 12 cores compared to the Ryzen 7 7800X3D that has 8 cores. It also has more threads than the Ryzen 7 7800X3D. Our comparison shows that the Ryzen 9 7900X has a slightly higher clock speed compared to the Ryzen 7 7800X3D. The cache sizes of these CPUs are different. Indeed, the Ryzen 9 7900X has significantly more L2 cache than the Ryzen 7 7800X3D. Despite this, the Ryzen 7 7800X3D has significantly more L3 cache compared to the Ryzen 9 7900X.

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 Ryzen 9 7900X has more threads than cores. Each physical core is split into multiple threads.