Intel Core i5-11600KF vs Intel Core i7-11600H Comparison

The Intel Core i7-11600H and Intel Core i5-11600KF are both 6-core, 12-thread processors from Intel's 11th Gen lineup, but they target fundamentally different platforms. The i7-11600H is a mobile part for laptops, built on the Tiger Lake-H architecture and the 10 nm process node, while the i5-11600KF is a desktop part on the Rocket Lake architecture and the 14 nm process node. Head-to-head benchmark data shows a decisive victory for the desktop chip, which wins 17 of the 19 compared tests, while the mobile chip takes only 2 wins. Despite the i5's dominant scoreboard, the i7-11600H holds specific advantages in niche workloads and offers integrated graphics, making the choice between them a matter of platform and workload rather than raw performance alone.

Where Each One Wins

The data splits these two processors into clear use-case categories. The Intel Core i5-11600KF is the overwhelming winner in nearly every productivity and multi-threaded scenario. In Cinebench R23 multi-core, it scores 16503 against the i7-11600H's 13286, a 19.5% advantage. This pattern repeats across Geekbench multi-core, where the i5 leads 8688 to 6563, a 24.5% gap, and in PassMark's multithread test, where it scores 19513 versus 16093, a 17.5% lead. For users running video encoding, 3D rendering, or software compilation, the i5-11600KF is the clear choice based on these results.

The i5 also sweeps all single-threaded tests except one. In Cinebench R23 single-core, it scores 2329 against the i7's 1875, again a 19.5% delta. Geekbench single-core is the lone exception, where the i7-11600H scores 1924 against the i5's 1904, a narrow 1.1% win. PassMark single-thread shows the i5 ahead at 3327 versus 3019, a 9.3% margin. This makes the i5-11600KF the better option for lightly-threaded tasks like gaming, spreadsheet work, and general desktop responsiveness, with the i7's single Geekbench win being statistically negligible.

The Intel Core i7-11600H wins exactly two tests, both in PassMark. Its most significant victory is in find prime numbers, where it scores 65 against the i5's 59, a 10.2% advantage. This is a specialized integer workload that benefits from the i7's architecture. The other win is a narrow one in Geekbench single-core, as noted above. Additionally, the i7-11600H includes UHD Graphics 750 integrated graphics, while the i5-11600KF has no integrated graphics, meaning the i7 is the only one of the two that can output video without a discrete GPU. For a mobile user needing a laptop processor with built-in display output, the i7 is the only viable option here.

Architecture Differences

The two chips diverge significantly in their underlying design. The Intel Core i7-11600H uses the Tiger Lake architecture, specifically Tiger Lake-H, built on Intel's 10 nm process node with a die size of 190 mm². Its base clock is 2.50 GHz, boosting up to 4.60 GHz, and it has a TDP of 35 watts. It fits into the Intel BGA 1787 socket, which is permanently soldered to the motherboard, confirming its mobile-only status. The cache layout includes 80 KB of L1 per core, a substantial 1.25 MB of L2 per core, and 18 MB of shared L3 cache.

The Intel Core i5-11600KF, in contrast, uses the Rocket Lake architecture on the older 14 nm process node, with a larger die size of 276 mm². It runs at a much higher base clock of 3.90 GHz and boosts to 4.90 GHz, with a TDP of 125 watts. It uses the Intel Socket 1200, a standard desktop socket, and features an unlocked multiplier for overclocking. Its cache is smaller per core: 80 KB of L1, 512 KB of L2 per core, and only 12 MB of shared L3. This means the i7-11600H has over 50% more L3 cache per core, which likely explains its narrow win in the prime number test.

Both processors support DDR4 memory in dual-channel configuration with a theoretical memory bandwidth of 51.2 GB/s, and both offer Gen 4 PCIe with 20 lanes from the CPU. Neither supports ECC memory. The i7-11600H was released on 2021-05-10 with a launch MSRP of $395 and remains in active production. The i5-11600KF was released earlier, on 2021-03-15, with a launch MSRP of $237, but is now end-of-life. The i5 also lacks integrated graphics entirely, a feature the i7 includes via UHD Graphics 750. The i5's higher clocks and desktop power envelope explain its performance lead, while the i7's smaller process node and larger cache are its architectural counterpoints.

Head-to-Head Benchmarks

The Cinebench suite shows a consistent 19.5% lead for the i5-11600KF across all versions and both single-core and multi-core tests. In Cinebench R15 multi-core, the i5 scores 1663 against the i7's 1339; in R15 single-core, it's 234 versus 188. The R20 results are 6931 versus 5580 for multi-core and 978 versus 787 for single-core. R23 follows the same pattern: 16503 versus 13286 multi-core and 2329 versus 1875 single-core. This uniformity suggests a clock-speed and power-delivery advantage rather than an architectural edge, as the i5's 4.90 GHz boost clock significantly outstrips the i7's 4.60 GHz.

Geekbench results are more interesting. The multi-core test shows a 24.5% gap, the largest of any benchmark, with the i5 scoring 8688 versus the i7's 6563. However, in single-core, the i7 edges ahead with 1924 versus 1904, a 1.1% delta. This single-core win is the i7's only head-to-head victory outside of PassMark's prime number test, indicating that Tiger Lake's newer architecture can match Rocket Lake in lightly-threaded performance despite lower clocks.

PassMark tests reveal the i5's broad dominance but also highlight the i7's specific strengths. In data compression, the i5 scores 242730 versus 190721, a 21.4% lead. Data encryption shows 12198 versus 9718, a 20.3% gap. Extended instructions favor the i5 at 17619 versus 12938, a 26.6% margin, the largest delta in any test. Integer math sees the i5 ahead 64195 to 55437 (13.6%), and floating-point math is 38129 to 32963 (13.5%). Physics shows 954 versus 763 (20%), and random string sorting is 27767 to 22217 (20%). The PassMark multithread score is 19513 versus 16093 (17.5%), and single-thread is 3327 versus 3019 (9.3%). The i7's only PassMark win is in find prime numbers, where it scores 65 versus 59, a 10.2% advantage. This suggests the i7's larger L2 and L3 caches pay off in cache-sensitive integer loops.

The Verdict

The data is unambiguous for desktop users: the Intel Core i5-11600KF wins 17 of 19 benchmarks and leads by roughly 13-27% in most tests. Its higher clocks, unlocked multiplier, and desktop power envelope make it the superior processor for rendering, encoding, and gaming workloads. The i7-11600H's single Geekbench single-core win and prime number advantage are niche results that do not offset the i5's broad superiority. For anyone building a desktop PC with a discrete GPU, the i5-11600KF is the correct choice.

The Intel Core i7-11600H is the right pick only for laptop buyers. It is a mobile chip on the BGA 1787 socket, which cannot be installed in a desktop motherboard. Its 35-watt TDP is designed for thin-and-light systems, and its UHD Graphics 750 provides integrated display output, a feature the i5 lacks entirely. Users needing a portable machine with 6 cores and 12 threads should choose the i7. However, note that the i5-11600KF is end-of-life, while the i7 remains in active production. The i5 also has a lower launch MSRP of $237 versus the i7's $395, though pricing should not be the deciding factor given the platform differences.

FAQ

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

A: The Intel Core i5-11600KF is faster across all multi-core benchmarks. It scores 16503 in Cinebench R23 multi-core versus 13286 for the i7-11600H, a 19.5% lead. In Geekbench multi-core, the i5 scores 8688 versus 6563, a 24.5% advantage.

Q: Does the Intel Core i7-11600H win any benchmarks?

A: Yes, it wins two of the 19 compared tests. It scores 1924 in Geekbench single-core versus 1904 for the i5, a 1.1% margin, and it wins PassMark's find prime numbers test with 65 versus 59, a 10.2% advantage.

Q: Can I use the Intel Core i5-11600KF without a dedicated graphics card?

A: No. The i5-11600KF has no integrated graphics, as indicated by the "F" suffix in its name. The i7-11600H includes UHD Graphics 750, so it can output video without a discrete GPU.

Q: Are these processors on the same socket?

A: No. The i7-11600H uses the Intel BGA 1787 socket, which is soldered to the motherboard for laptops. The i5-11600KF uses the Intel Socket 1200, a standard desktop socket that allows for CPU replacement.

Q: What is the difference in their cache configurations?

A: The i7-11600H has 1.25 MB of L2 cache per core and 18 MB of shared L3 cache. The i5-11600KF has 512 KB of L2 per core and 12 MB of shared L3. Both have 80 KB of L1 cache per core.

Q: Which processor has a higher boost clock?

A: The i5-11600KF has a higher boost clock at 4.90 GHz, compared to the i7-11600H's 4.60 GHz. The i5 also has a higher base clock at 3.90 GHz versus 2.50 GHz.