Intel Core i5-11600 vs Intel Core i5-13400F Comparison

The Intel Core i5-11600 and the Intel Core i5-13400F represent two distinct generations of Intel desktop processors, but the benchmark data shows a clear and consistent hierarchy between them. The 13400F wins every single head-to-head comparison in the database, making this a one-sided matchup. While the 11600 remains a capable processor, the data indicates that the 13400F is the superior choice across all measured workloads.

Head-to-Head Benchmarks

The most striking aspect of the data is the complete dominance of the Intel Core i5-13400F. Across all 17 recorded head-to-head benchmarks, the 13400F takes the win every time. The margin of victory varies significantly by workload, but the direction never changes.

In multi-core rendering tests, the gap is substantial. In Cinebench R23 multi-core, the 13400F scores 22604 against the 11600's 15269, a delta of 32.5 percent. This pattern repeats in Cinebench R15 multi-core, where the 13400F's 2278 surpasses the 11600's 1538 by the same 32.5 percent margin. The Cinebench R20 multi-core test shows a slightly smaller but still massive gap of 27.9 percent, with scores of 8892 and 6412 respectively.

Single-core performance also favors the 13400F, though the margins are somewhat tighter. In Cinebench R23 single-core, the 13400F scores 3191 versus 2155 for the 11600, a 32.5 percent advantage. The PassMark single-thread test shows the smallest gap in the entire comparison, with the 13400F scoring 3634 against 3284, a 9.6 percent lead. This suggests that while the newer architecture has a clear IPC advantage, it is most pronounced in heavily threaded workloads.

The floating-point math benchmark reveals the largest single delta. The 13400F scores 60539, while the 11600 manages 35478, resulting in a 41.4 percent difference. This is a notable outlier compared to the other PassMark tests, which range from 20.9 to 33.4 percent. The integer math test shows a more moderate 24.7 percent gap, with scores of 79942 and 60158.

The data encryption workload shows the second-largest margin at 33.4 percent, with the 13400F scoring 16608 versus 11060. Data compression follows at 30 percent, with scores of 311364 and 218062. The physics test shows a 38 percent gap, scoring 1437 for the 13400F and 891 for the 11600. Random string sorting and extended instructions show smaller but still decisive gaps of 21.5 percent and 20.9 percent respectively.

Where Each One Wins

Given that the 13400F wins every benchmark, the distinction between the two processors is not about which one wins specific tests, but rather about the magnitude of the victory in different use cases. The data suggests that the 13400F's advantages are largest in scenarios that stress parallel execution and raw computational throughput.

For heavily threaded workloads such as video rendering, scientific simulation, and 3D modeling, the 13400F shows its strongest performance. The Cinebench multi-core tests all show margins above 27 percent, and the floating-point math test reaches 41.4 percent. These workloads benefit directly from the 13400F's additional cores and threads.

For single-threaded applications like older games or lightly threaded productivity tools, the advantage narrows considerably. The PassMark single-thread test shows only a 9.6 percent gap, indicating that the architectural improvements in the 13400F are real but less dramatic when only one core is active.

The encryption and compression tests reveal that the 13400F also excels in data-intensive tasks. The 33.4 percent lead in encryption and 30 percent lead in compression suggest that the newer processor handles data transformation workloads with significantly greater efficiency.

Architecture Differences

The fundamental architectural differences between these two processors explain the benchmark results. The Intel Core i5-11600 uses the Rocket Lake architecture built on a 14 nm process, while the Intel Core i5-13400F uses Raptor Lake on a 10 nm node. This process shrink allows for significant improvements in efficiency and performance per watt.

The core configuration differs substantially. The 11600 has 6 cores and 12 threads, while the 13400F has 10 cores and 16 threads. This 66.7 percent increase in core count directly translates to the large multi-core benchmark advantages. The 13400F also has a different L2 cache structure, with 1.25 MB per core compared to 512 KB per core on the 11600. Total L3 cache also increases from 12 MB to 20 MB.

Clock speeds tell an interesting story. The 11600 has a higher base clock at 2.80 GHz compared to 2.50 GHz, and a higher boost clock at 4.80 GHz versus 4.60 GHz. Despite these clock advantages, the 13400F still wins every single-core benchmark, demonstrating that the architectural IPC gains of Raptor Lake more than compensate for the lower clock frequencies.

Memory support differs as well. The 11600 supports only DDR4, while the 13400F supports both DDR4 and DDR5. The 11600 has a listed memory bandwidth of 51.2 GB/s, while the 13400F has no bandwidth figure recorded. PCIe connectivity also differs, with the 11600 offering Gen 4 with 20 lanes and the 13400F offering Gen 5 with 16 lanes.

The socket changes from Intel Socket 1200 on the 11600 to Intel Socket 1700 on the 13400F, meaning no direct motherboard compatibility between the two. The 11600 has a die size of 276 mm², notably larger than the 13400F's 215 mm², which reflects the different manufacturing processes.

The Verdict

The data presents an unambiguous conclusion. The Intel Core i5-13400F is the superior processor in every measured benchmark. Users seeking maximum performance for multi-threaded workloads will find the 13400F to be overwhelmingly faster, with margins ranging from 27.9 to 41.4 percent in Cinebench and floating-point tests.

For users on a strict single-thread performance budget, the 13400F still wins, but by a much smaller 9.6 percent margin. This means that the 11600 remains a viable option for older applications that do not scale well with additional cores, though it offers no scenario where it outperforms the 13400F.

The 13400F also benefits from being an active production part with support for both DDR4 and DDR5 memory, while the 11600 is end-of-life and limited to DDR4. The newer PCIe Gen 5 support on the 13400F provides future-proofing for next-generation storage and graphics cards.

The 11600 is not without merit. Its higher boost clock of 4.80 GHz gives it a nominal speed advantage, and its larger die size suggests a more complex implementation relative to its process node. However, these factors do not translate into benchmark victories.

FAQ

Q: Does the Intel Core i5-11600 win any benchmarks against the 13400F?

A: No. The recorded data shows that the 13400F wins all 17 head-to-head benchmarks, with zero wins for the 11600.

Q: What is the biggest performance gap between the two processors?

A: The largest gap is in the PassMark floating-point math test, where the 13400F leads by 41.4 percent with a score of 60539 versus 35478.

Q: How much faster is the 13400F in single-threaded workloads?

A: The smallest gap is in the PassMark single-thread test, where the 13400F leads by 9.6 percent, scoring 3634 versus 3284.

Q: Do the two processors use the same motherboard socket?

A: No. The 11600 uses Intel Socket 1200, while the 13400F uses Intel Socket 1700, making them incompatible with each other's motherboards.

Q: Which processor supports DDR5 memory?

A: Only the Intel Core i5-13400F supports DDR5 memory. The 11600 supports only DDR4.

Q: What is the difference in core count?

A: The 13400F has 10 cores and 16 threads, while the 11600 has 6 cores and 12 threads, a difference of 4 cores and 4 threads.

Specification Differences

| Specification | Intel Core i5-11600 | Intel Core i5-13400F |

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

| Cores | 6 | 10 |

| Threads | 12 | 16 |

| Base Clock | 2.80 GHz | 2.50 GHz |

| Boost Clock | 4.80 GHz | 4.60 GHz |

| Socket | Intel Socket 1200 | Intel Socket 1700 |

| Architecture | Rocket Lake | Raptor Lake |

| Process Node | 14 nm | 10 nm |

| Die Size | 276 mm² | 215 mm² |

| L2 Cache | 512 KB (per core) | 1.25 MB (per core) |

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

| Memory Support | DDR4 | DDR4, DDR5 |

| Memory Bandwidth | 51.2 GB/s | Not recorded |

| PCIe | Gen 4, 20 Lanes | Gen 5, 16 Lanes |

| Production Status | End-of-life | Active |

| Release Date | 2021-03-15 | 2023-01-03 |

| Launch MSRP | $213 | $196 |

| Part Number | SRKNW | SRMBGSRMBN |