CPU Comparison

The Intel Core i3-4330 and Intel Core i3-4160 are two nearly identical Haswell-based dual-core processors for the Intel Socket 1150 platform. Both are locked, 54-watt parts aimed at the same desktop segment, and the benchmark data shows they are effectively neck-and-neck in every measurable way. The i3-4330 edges out a win in all five head-to-head Cinebench tests, but the margins are razor-thin, ranging from a 0.2% advantage in single-core R23 to a 0.4% lead in multi-core R23. The i3-4160 is not without its own merits, however, as it offers a slightly higher base clock and a more recent release date, making the choice between them more nuanced than the raw scores suggest.

Head-to-Head Benchmarks

The benchmark results paint a picture of two CPUs separated by fractions of a percent. In Cinebench R15 multi-core, the i3-4330 scores 298 against the i3-4160's 297, a 0.3% difference that is well within run-to-run variance. The same pattern holds in Cinebench R20 multi-core, where the i3-4330 posts 1245 versus 1241, again a 0.3% lead. Moving to the more demanding Cinebench R23 multi-core test, the i3-4330 scores 2966 while the i3-4160 scores 2955, giving the older chip its largest margin of victory at 0.4%. In single-core workloads, the story is even closer: Cinebench R20 single-core shows a dead tie at 175 points for both processors, while Cinebench R23 single-core gives the i3-4330 a 418-to-417 edge, a 0.2% lead.

The aggregate average benchmark scores confirm this near-parity. The i3-4330 holds an average score of 1020, while the i3-4160 sits at 1017. That 3-point gap translates to a 0.3% delta in favor of the i3-4330. Both chips land at the 28th percentile among all CPUs, meaning they occupy the same performance tier in the broader market. The nearest rival data reinforces how tightly grouped these processors are: the i3-4330's closest competitor is the Intel Pentium Gold G5600 with an average score of 1022, just 0.2% higher, and the i3-4160 itself is 0.3% lower. Meanwhile, the i3-4160's nearest rival list includes the i3-4330 at 0.3% higher and the Intel Core i5-2300 at 0.3% lower, showing that either chip could be swapped for the other without any perceptible change in real-world application performance.

Interpreting these numbers practically, the i3-4330 wins every benchmark, but the data suggests no user would ever notice the difference in daily use. A 0.4% margin in the heaviest multi-core test is effectively a statistical tie. The i3-4160's higher base clock of 3.60 GHz against the i3-4330's 3.50 GHz does not translate into a win in any single-core test, which suggests other factors like cache configuration are offsetting the clock advantage. The takeaway is that benchmark scores alone cannot separate these two CPUs; the decision must come down to other differentiating features.

Architecture Differences

Both processors share the same fundamental architecture. They are built on Intel's Haswell architecture with the Haswell codename, manufactured on a 22 nm process node at Intel's own foundry. Each die contains 1,400 million transistors and measures 177 mm². Both feature 2 physical cores with 4 threads via Hyper-Threading, and both have a 54-watt TDP. The memory support is identical: DDR3 over a dual-channel bus, with no ECC support. PCIe connectivity is Gen 3 on both, and neither has an unlocked multiplier, meaning overclocking is off the table for either part.

The differences are subtle but real. The most significant architectural divergence is in the L3 cache. The i3-4330 carries 4 MB of shared L3 cache, while the i3-4160 is equipped with 3 MB. This 1 MB difference likely explains why the i3-4330 manages to win the multi-core benchmarks despite its lower clock speed. The L1 and L2 caches are identical on both chips: 64 KB per core for L1 and 256 KB per core for L2. The integrated graphics also differ: the i3-4330 uses Intel HD 4600, while the i3-4160 steps down to Intel HD 4400. This is a meaningful distinction for buyers planning to run without a discrete graphics card, as the HD 4600 is the more capable integrated solution.

The release dates separate these parts by nearly a year. The i3-4330 launched on 2013-08-31, while the i3-4160 arrived on 2014-07-20. The i3-4160 is listed as having an "Active" production status, whereas the i3-4330 has no production status listed, suggesting the newer part may be easier to source. The part numbers also differ, with the i3-4330 carrying the SR1NM designation while the i3-4160 has no part number listed. Neither processor has a launch MSRP in the data, so no pricing information is available for comparison.

Where Each One Wins

The i3-4330 wins on raw benchmark performance, taking all five head-to-head tests. Its advantage is most pronounced in the Cinebench R23 multi-core test, where the 0.4% lead suggests the larger 4 MB L3 cache provides a measurable benefit in sustained multi-threaded rendering workloads. It also wins the single-core tests, albeit by the slimmest of margins. For users who prioritize maximum performance out of the box, the i3-4330 is the technically superior part according to the data.

The i3-4160 wins on practical grounds that are not captured in the Cinebench scores. Its base clock is 3.60 GHz versus 3.50 GHz, which, while not producing a benchmark win, does indicate a higher frequency bin that could matter in lightly threaded applications not represented in the test suite. It is also the newer release, launching in July 2014 versus August 2013, and it carries an "Active" production status, suggesting it is more readily available for purchase. For a builder sourcing parts today, the i3-4160 is likely the easier chip to find, even if it gives up a marginal amount of performance.

The integrated graphics difference tilts the balance toward the i3-4330 for systems without a discrete GPU. The Intel HD 4600 in the i3-4330 is a step above the HD 4400 in the i3-4160, making the older chip the better choice for a basic office or media PC where the iGPU will be doing the heavy lifting for video playback or light graphical output. Conversely, for a system with a dedicated graphics card, the iGPU difference becomes irrelevant, and the i3-4160's availability and slightly higher clock could make it the more sensible pick.

FAQ

Q: Which processor is faster in multi-core workloads?

A: The Intel Core i3-4330 wins all multi-core tests. It scores 298 in Cinebench R15, 1245 in R20, and 2966 in R23, versus 297, 1241, and 2955 for the i3-4160 respectively. The margin is 0.3% to 0.4% in favor of the i3-4330.

Q: Is there any single-core performance difference?

A: The Cinebench R20 single-core test shows a tie at 175 points for both processors. In R23 single-core, the i3-4330 edges ahead 418 to 417, a 0.2% difference. The i3-4160's higher 3.60 GHz base clock does not translate into a win here.

Q: Do these CPUs have the same cache configuration?

A: No. The i3-4330 has 4 MB of shared L3 cache, while the i3-4160 has 3 MB. Both share the same 64 KB L1 and 256 KB L2 per core. The larger L3 on the i3-4330 is likely why it wins multi-core tests despite a lower clock.

Q: Are the integrated graphics different?

A: Yes. The i3-4330 features Intel HD 4600, while the i3-4160 comes with Intel HD 4400. This makes the i3-4330 the better option for systems relying solely on the integrated GPU.

Q: Which processor was released later?

A: The i3-4160 was released on 2014-07-20, nearly a year after the i3-4330's 2013-08-31 launch. The i3-4160 also has an "Active" production status, while the i3-4330's status is not listed.

Q: How do these chips compare to other CPUs in their class?

A: Both sit at the 28th percentile among all CPUs. The i3-4330's average score of 1020 is 0.3% higher than the i3-4160's 1017. The Pentium Gold G5600 scores 1022, just 0.2% higher than the i3-4330, while the i3-4160 is 0.3% above the Core i5-2300's 1014.

The Verdict

The data makes one thing clear: performance is a non-factor in choosing between these two CPUs. The i3-4330 wins every benchmark, but the largest margin is 0.4%, which no user will ever feel. The i3-4330 is the correct choice if you need the better integrated graphics, as the HD 4600 is a meaningful step up from the HD 4400 for GPU-less builds. It also holds the cache advantage with 4 MB versus 3 MB of L3, which is the likely source of its benchmark wins.

The i3-4160 is the better buy for most other scenarios. It is the newer part with an Active production status, making it easier to find on shelves. Its 3.60 GHz base clock is 100 MHz higher than the i3-4330's 3.50 GHz, offering a slight theoretical edge in workloads that are not captured by the Cinebench suite. For a builder with a discrete GPU, the iGPU difference is irrelevant, and the i3-4160's availability and newer release date tip the scales in its favor.

In practical terms, neither processor is a clear winner. The benchmark deltas are so small that they fall within the noise of any real-world application. The decision should be driven by what you can actually purchase and whether you plan to use the integrated graphics. If the iGPU matters, take the i3-4330. If you want the newer, actively produced part with a higher clock and don't care about the iGPU, take the i3-4160. Either way, you are getting a 2-core/4-thread Haswell chip that delivers nearly identical Cinebench performance at the same 54-watt TDP.

Specification Differences

| Specification | Intel Core i3-4330 | Intel Core i3-4160 |

|---|---|---|

| Base Clock | 3.50 GHz | 3.60 GHz |

| L3 Cache | 4 MB (shared) | 3 MB (shared) |

| Integrated Graphics | Intel HD 4600 | Intel HD 4400 |

| Release Date | 2013-08-31 | 2014-07-20 |

| Production Status | Not listed | Active |

| Part Number | SR1NM | Not listed |

| Cinebench R15 Multi | 298 | 297 |

| Cinebench R20 Multi | 1245 | 1241 |

| Cinebench R20 Single | 175 | 175 |

| Cinebench R23 Multi | 2966 | 2955 |

| Cinebench R23 Single | 418 | 417 |

| Average Benchmark Score | 1020 | 1017 |