Intel Core i5-12450HX vs Intel Core i5-13400F Comparison

Head-to-Head Benchmarks

The recorded data presents a remarkably one-sided comparison. Across all 17 head-to-head benchmarks, the Intel Core i5-13400F wins every single test. The Intel Core i5-12450HX does not secure a single victory in any of the shared workload measurements. This is not a close contest; it is a systematic performance gap visible across every category, from single-threaded tasks to heavily parallel workloads.

The most dramatic difference appears in the Cinebench R23 multicore test. The 13400F scores 22,604 points, while the 12450HX manages 11,390 points. That represents a 49.6% delta in favor of the desktop part. This near-doubling of multi-threaded performance is the largest gap observed in the entire dataset. It suggests that the two chips operate in entirely different performance tiers when all cores are engaged.

Single-core performance tells a similar story, though with a smaller margin. In Cinebench R23 single-core, the 13400F posts 3,191 points versus 2,119 points for the 12450HX, a 33.6% advantage. The same 33.6% delta appears in Cinebench R15 single-core (321 vs 213) and R15 multicore (2,278 vs 1,512). The consistency of this percentage across different Cinebench versions indicates a fundamental architectural advantage rather than a workload-specific quirk.

The PassMark suite reinforces the pattern. Data compression shows the 13400F at 311,364 versus 219,707, a 29.4% lead. Data encryption results in 16,608 versus 12,110, a 27.1% edge. Extended instructions score 19,847 against 13,832, a 30.3% margin. Integer math posts 79,942 versus 57,189, a 28.5% gap. Even the closest benchmark, PassMark single-thread, still favors the 13400F by 8.1% (3,634 vs 3,340).

The narrowest deltas are in single-threaded PassMark tests, while the widest deltas appear in multi-core Cinebench tests. This pattern implies that the 13400F's advantage scales with core count and thread utilization. The 12450HX is not merely slower per thread; it falls progressively further behind as more threads are added.

Architecture Differences

The two processors come from different generations and target different market segments. The 12450HX is a mobile part from the Core 12th Gen series, built on Alder Lake architecture with the Alder Lake-HX codename. It uses a 10 nm process node from Intel and fits into the Intel BGA 1964 socket. The 13400F is a desktop chip from the Core 13th Gen series, based on Raptor Lake architecture with the Raptor Lake-S codename. It also uses a 10 nm process node and fits into the Intel Socket 1700.

Core counts differ substantially. The 12450HX has 8 cores and 12 threads, while the 13400F has 10 cores and 16 threads. That is 25% more cores and 33% more threads for the desktop part. This directly explains much of the multi-threaded performance gap. The 13400F also has a higher base clock of 2.50 GHz versus 2.40 GHz, and a higher boost clock of 4.60 GHz versus 4.40 GHz.

Cache configurations also diverge. Both chips share an identical L1 cache of 80 KB per core and L2 cache of 1.25 MB per core. However, the shared L3 cache is significantly larger on the 13400F: 20 MB (shared) versus 12 MB (shared). This 8 MB difference in L3 can have outsized effects on workloads that repeatedly access the same data sets, reducing memory latency and improving throughput.

Both processors support DDR4 and DDR5 memory in a dual-channel configuration, and neither supports ECC memory. Both are built by Intel on the same 10 nm process and share an identical die size of 215 mm². The 12450HX includes integrated graphics, specifically UHD Graphics 710, while the 13400F has no integrated graphics at all. This is a notable feature divergence, especially for systems without a discrete GPU.

PCIe support differs in lane count. The 12450HX provides Gen 5 with 20 lanes (CPU only), while the 13400F provides Gen 5 with 16 lanes (CPU only). The mobile chip offers more PCIe lanes, which could benefit certain expansion scenarios, though the desktop chip still offers a substantial Gen 5 implementation. The 12450HX has an unlocked multiplier, while the 13400F is locked. Power targets also differ: the 12450HX has a TDP of 55 watts, while the 13400F has a TDP of 65 watts.

Where Each One Wins

Based strictly on the benchmark data, the 13400F wins everywhere. There is no recorded workload where the 12450HX comes out ahead. However, the magnitude of the 13400F's advantage varies meaningfully by use case, which allows for a nuanced interpretation of the data.

For heavily threaded productivity tasks, the 13400F is dominant. The 49.6% lead in Cinebench R23 multicore and the 33.6% lead in Cinebench R15 multicore indicate that rendering, video encoding, and compilation workloads will see major benefits from the 13400F. The larger core count, higher thread count, and bigger L3 cache all contribute to this outcome.

For single-threaded responsiveness, the 13400F still leads, but by a smaller margin. The 8.1% advantage in PassMark single-thread and the 33.6% lead in Cinebench R15 single-core suggest that everyday tasks like web browsing, office applications, and light coding will feel snappier on the 13400F, though not by as wide a margin as multi-threaded workloads.

For memory-intensive operations like data compression and encryption, the 13400F is consistently ahead by roughly 27% to 29%. These workloads often benefit from larger caches, and the 20 MB L3 cache on the 13400F likely plays a role. The 12450HX, with its 12 MB L3 cache, falls behind in these repeated-data-access scenarios.

The 12450HX does have one practical advantage that the benchmarks do not capture: it is a mobile chip with integrated graphics, making it suitable for compact systems that lack a discrete GPU. It also carries a lower TDP of 55 watts versus 65 watts, which could translate to simpler cooling solutions in small form factor builds. However, in raw performance, the data shows no scenario where the 12450HX wins.

The Verdict

The data is unambiguous. The Intel Core i5-13400F outperforms the Intel Core i5-12450HX in every single benchmark recorded in the database. The 13400F wins all 17 head-to-head tests, with deltas ranging from 8.1% in single-threaded PassMark to 49.6% in multi-threaded Cinebench R23.

For desktop users seeking maximum performance, the 13400F is the clear choice. Its 10 cores, 16 threads, higher clocks, and larger L3 cache deliver substantial advantages across all measured workloads. The launch MSRP for the 13400F is $196, and it requires a discrete GPU since it lacks integrated graphics. For anyone building a system with a dedicated graphics card, the 13400F offers superior performance in every recorded metric.

The 12450HX, with its launch MSRP of $284, is positioned as a mobile processor. It offers 8 cores, 12 threads, integrated UHD Graphics 710, and a lower TDP of 55 watts. Its higher PCIe lane count (20 lanes versus 16 lanes) and unlocked multiplier are notable features, but they do not translate into benchmark wins. The data suggests this chip is suited for laptop or compact mobile designs where power efficiency and integrated graphics are priorities, not for performance-focused desktop builds.

The percentile rankings are identical at 77 for both chips, though the average benchmark score is 24,576 for the 12450HX and 25,292 for the 13400F. Nearest rival data shows the 12450HX trading blows with the AMD Ryzen 7 5700X3D (0.5% ahead) and AMD Ryzen 5 7600X3D (0.6% behind), while the 13400F sits close to the AMD Ryzen 9 6900HS and AMD Ryzen 7 6800H. The desktop part occupies a similar performance neighborhood but with a distinctly different workload profile.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core i5-13400F has 10 cores and 16 threads, while the Intel Core i5-12450HX has 8 cores and 12 threads.

Q: How large is the performance gap in multi-threaded workloads?

A: The 13400F leads by 49.6% in Cinebench R23 multicore and by 33.6% in Cinebench R15 multicore.

Q: Does the 12450HX have integrated graphics?

A: Yes, it includes UHD Graphics 710. The 13400F has no integrated graphics.

Q: What is the difference in L3 cache size?

A: The 13400F has 20 MB of shared L3 cache, while the 12450HX has 12 MB of shared L3 cache.

Q: Which chip has a higher boost clock?

A: The 13400F boosts to 4.60 GHz, while the 12450HX boosts to 4.40 GHz.

Q: Do both processors support the same memory types?

A: Yes, both support DDR4 and DDR5 in a dual-channel configuration, and neither supports ECC memory.

Specification Differences

| Specification | Intel Core i5-12450HX | Intel Core i5-13400F |

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

| Series | Core 12th Gen | Core 13th Gen |

| Cores | 8 | 10 |

| Threads | 12 | 16 |

| Base Clock | 2.40 GHz | 2.50 GHz |

| Boost Clock | 4.40 GHz | 4.60 GHz |

| TDP | 55 W | 65 W |

| Socket | Intel BGA 1964 | Intel Socket 1700 |

| Architecture | Alder Lake | Raptor Lake |

| Codename | Alder Lake-HX | Raptor Lake-S |

| Generation | Core i5 (Alder Lake-HX) | Core i5 (Raptor Lake) |

| L3 Cache | 12 MB (shared) | 20 MB (shared) |

| PCIe | Gen 5, 20 Lanes (CPU only) | Gen 5, 16 Lanes (CPU only) |

| Integrated Graphics | UHD Graphics 710 | None |

| Market Segment | Mobile | Desktop |

| Release Date | 2022-05-09 | 2023-01-03 |

| Launch MSRP | $284 | $196 |

| Multiplier Unlocked | Yes | No |

| Part Number | SRLGJ | SRMBGSRMBN |