AMD Athlon II X4 635 vs AMD FX-870K

Compare AMD 4 core CPU vs AMD 2 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

1373 points
1430 points
4% slightly better overall score

Gaming Score

The raw gaming performance with a fast GPU

2505 points
2728 points
8% slightly better gaming score

Multitasking Score

Performance in workloads using up to 8 cores

1054 points
1078 points
2% slightly better multitasking score

Heavy Workload Score

Performance in workloads using up to 16 cores

1011 points
1035 points
2% slightly better heavy workload score

Free CPU Benchmark

Want to compare your processor against the Athlon II X4 635 and the FX-870K? Download our free and quick PC Performance Test.

Specifications

Cores

Number of physical processing units

4
100% significantly more cores
2

Threads

Number of logical processing units

4
Identical
4

Clock Speed

Base frequency at which the chip operates

2.9 GHz
3.6 GHz
24% slightly higher clock speed

L2 Cache

Secondary embedded memory, slower than L1 cache

2 MiB
4 MiB
100% significantly more L2 cache

Other details

Rank

Ranking in the hardwareDB database

847th of 1,089
830th of 1,089

Athlon II X4 635 vs FX-870K specs and performance

According to the hardwareDB Benchmark tool, the FX-870K is faster than the Athlon II X4 635. Furthermore, our gaming benchmark shows that it also outperforms the Athlon II X4 635 in all gaming tests too.

In terms of the number of cores of each of these CPUs, the Athlon II X4 635 has significantly more cores than the FX-870K. Indeed, the Athlon II X4 635 has 4 cores compared to 2 cores found in the FX-870K. But they both have the same number of threads. With our hardware info, we find that the FX-870K has a slightly higher clock speed than the Athlon II X4 635. The info from our database shows that the FX-870K has more L2 cache than the Athlon II X4 635

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. For instance, the Athlon II X4 635 has the same number of threads as cores. This means the the CPU does not support hyperthreading.

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