Intel Core i5-14500 vs Intel Core Ultra 7 356H Comparison

Intel Core i5-14500 and Intel Core Ultra 7 356H represent two distinct Intel design philosophies: a desktop-focused Raptor Lake refresh with a hybrid core layout, and a mobile-first Panther Lake part built on a newer process. The benchmark data shows a clear split in workload dominance, with the Ultra 7 winning 15 of 17 head-to-head tests, yet the i5-14500 holding decisive leads in specific integer and compression tasks. This analysis examines where each processor excels, the architectural reasons behind those differences, and what the recorded scores imply for real-world usage.

Where Each One Wins

The Intel Core Ultra 7 356H dominates the majority of the benchmark suite, claiming wins in all Cinebench tests, all floating-point and encryption workloads, and the multithreaded PassMark aggregate. Its cleanest victories come in physics simulation (39.7% ahead), prime number finding (67.6% ahead), and floating-point math (22.8% ahead), indicating a processor that excels in scientific, simulation, and heavily vectorized tasks. The Ultra 7 also leads in every single-core metric, from Cinebench R15 (303 vs. 273) to PassMark single-thread (4072 vs. 3952), which points to superior per-thread efficiency and clock behavior under light loads.

The Intel Core i5-14500 wins only two tests, but those wins are substantial. It beats the Ultra 7 by 30.1% in PassMark integer math (108124 vs. 83111) and by 10.4% in data compression (371294 vs. 336177). These are throughput-oriented workloads that benefit from the i5's higher thread count (20 vs. 16) and its larger shared L3 cache (24 MB vs. 18 MB). The i5 also essentially ties in random string sorting (40980 vs. 40990, a 0% delta), showing that its memory subsystem can keep pace in certain latency-sensitive tasks despite the overall deficit in other areas.

The win/loss tally (2 vs. 15) is lopsided, but the margin analysis reveals a nuanced picture. The Ultra 7's wins range from a razor-thin 2.9% in single-thread performance to a massive 67.6% in prime number calculation. The i5's two wins are both double-digit margins, suggesting that its strengths are concentrated rather than broad. For users prioritizing integer-heavy compilation, compression, or legacy x86 code, the i5-14500 remains relevant; for nearly everything else, the Ultra 7 is the clear performer.

Architecture Differences

The two processors differ at nearly every architectural level. The i5-14500 uses the Raptor Lake-R design, built on a 10 nm process with a die size of 215 mm². It packs 14 cores and 20 threads, combining performance and efficiency cores to reach a boost clock of 5.00 GHz. The Ultra 7 356H, in contrast, is a Panther Lake-H part on a 3 nm process, featuring 16 cores but only 16 threads (no hyperthreading), with a lower boost clock of 4.70 GHz. The process node difference is significant: 3 nm allows for smaller transistors, which likely explains the Ultra 7's higher efficiency despite its lower clock speeds.

Cache hierarchies diverge as well. The i5-14500 allocates 80 KB of L1 per core, 1.25 MB of L2 per core, and 24 MB of shared L3. The Ultra 7 uses larger per-core caches: 192 KB L1 and 2.5 MB L2, but a smaller 18 MB L3. This trade-off favors the Ultra 7 in single-thread and small-footprint workloads, where larger private caches reduce latency, while the i5's bigger L3 helps in heavily threaded scenarios that share data across cores. Memory support also differs: the i5 supports both DDR4 and DDR5 in a dual-channel configuration, while the Ultra 7 supports DDR5 and LPDDR5X with a rated bandwidth of 115.2 GB/s. The i5 supports ECC memory; the Ultra 7 does not.

Connectivity and graphics show further separation. The i5-14500 uses Intel Socket 1700 with PCIe Gen 5 at 16 lanes (CPU only) and integrates UHD Graphics 770. The Ultra 7 uses Intel BGA 2540, provides PCIe Gen 5 at 12 lanes, and integrates Intel Xe3 Graphics. The Ultra 7's 25 W TDP versus the i5's 65 W TDP highlights the mobile versus desktop positioning. The i5's higher TDP allows sustained high clocks across more cores, while the Ultra 7's lower power envelope suits thin-and-light laptops. Release timing also separates them: the i5 launched in January 2024, the Ultra 7 in January 2026.

Head-to-Head Benchmarks

The Cinebench suite paints a consistent picture. In Cinebench R15 multi-core, the Ultra 7 scores 3055 against the i5's 2435, a 20.3% advantage. Single-core R15 shows 303 vs. 273, a 9.9% lead. Cinebench R20 repeats the pattern: multi-core 12153 vs. 10985 (9.6% lead), single-core 1715 vs. 1550 (9.6% lead). Cinebench R23 shows the largest multi-core gap of the series: 18395 vs. 15012, an 18.4% difference. Single-core R23 is closer at 2040 vs. 1917, a 6% lead. These results indicate that the Ultra 7's per-thread architecture and 3 nm process deliver superior rendering performance, particularly in multi-core scenarios where its 16 physical cores outperform the i5's hybrid 14-core/20-thread arrangement.

PassMark results show the Ultra 7 winning most computational tests but losing the integer and compression battles. Data compression is a clear i5 win: 371294 vs. 336177, a 10.4% margin. Integer math is an even bigger i5 victory: 108124 vs. 83111, a 30.1% lead. The Ultra 7 responds in data encryption (26345 vs. 21457, 18.6% ahead), extended instructions (27898 vs. 22473, 19.4% ahead), and floating-point math (103128 vs. 79576, 22.8% ahead). The prime number test is the most dramatic: 327 vs. 106, a 67.6% blowout for the Ultra 7. Physics simulation shows 2895 vs. 1746, a 39.7% lead. Multithreaded PassMark favors the Ultra 7 at 33978 vs. 30777 (9.4% ahead). Single-thread PassMark is close: 4072 vs. 3952, a 2.9% lead. Random string sorting is effectively a tie at 40990 vs. 40980.

The integer math result deserves special attention. A 30.1% lead for the i5 in this test suggests that its higher boost clock (5.00 GHz vs. 4.70 GHz) and additional threads provide a tangible benefit in non-floating-point arithmetic. The Ultra 7's massive prime number lead (67.6%) implies its larger L1 and L2 caches handle the iterative, cache-resident nature of that benchmark far better. These divergent results show that the Ultra 7 is not universally faster; it wins where cache and process efficiency matter, while the i5 wins where raw clock speed and thread count dominate.

FAQ

Q: Which processor has a higher average benchmark score?

A: The Intel Core Ultra 7 356H has an average benchmark score of 41215, compared to the Intel Core i5-14500's 38531. The Ultra 7 also sits at the 87th percentile of all CPUs, one point higher than the i5's 86th percentile.

Q: How do the two processors compare in single-thread performance?

A: The Ultra 7 wins every single-thread test, with margins ranging from 2.9% in PassMark single-thread (4072 vs. 3952) to 9.9% in Cinebench R15 (303 vs. 273). Cinebench R23 single-core shows a 6% lead (2040 vs. 1917).

Q: What explains the i5-14500's win in integer math?

A: The i5-14500 scores 108124 in PassMark integer math versus 83111 for the Ultra 7, a 30.1% advantage. The i5's higher boost clock of 5.00 GHz, 20 threads, and 24 MB of L3 cache likely contribute to this result, as integer workloads often scale with thread count and clock speed.

Q: Is the Ultra 7 356H more power efficient?

A: The Ultra 7 has a TDP of 25 W, while the i5-14500 has a TDP of 65 W. The Ultra 7 also uses a 3 nm process versus the i5's 10 nm process, which historically indicates lower power draw per transistor, though the database does not provide direct wattage measurements for these parts.

Q: Which processor supports ECC memory?

A: Only the Intel Core i5-14500 supports ECC memory. The Intel Core Ultra 7 356H does not list ECC support in its specifications.

Q: How close are the nearest rivals for each processor?

A: The i5-14500's closest rival is the Intel Core Ultra 5 235T, with an average score of 38561, a 0.1% difference. The Ultra 7 356H's closest rival is the AMD Ryzen AI 5 PRO 440, with an average score of 41208, a 0% difference.

The Verdict

The benchmark data indicates that the Intel Core Ultra 7 356H is the superior processor for most computational tasks. Its wins in 15 of 17 tests, including all Cinebench versions, all floating-point and encryption workloads, and the multithreaded PassMark aggregate, make it the clear choice for rendering, scientific computing, and general productivity. The 3 nm process, larger per-core caches (192 KB L1, 2.5 MB L2), and 16 physical cores deliver consistent advantages in both single-thread and multi-thread scenarios, despite a lower boost clock and no hyperthreading.

The Intel Core i5-14500 remains the better option for specific integer-heavy workloads. Its 30.1% lead in integer math and 10.4% lead in data compression indicate that users running compilation, data processing, or compression pipelines will see faster completion times. The i5's 20 threads, 5.00 GHz boost clock, and 24 MB L3 cache provide a tangible edge in these scenarios. Its ECC memory support also makes it suitable for error-sensitive computing environments, a feature the Ultra 7 lacks.

The percentile data confirms the Ultra 7's overall standing: 87th percentile versus 86th for the i5, with an average score 6.9% higher (41215 vs. 38531). The nearest rivals reinforce this positioning; the Ultra 7 competes with the AMD Ryzen 9 5900X (delta -0.4%), while the i5 sits alongside the Intel Core Ultra 5 235T (delta -0.1%). For most buyers, the Ultra 7 356H delivers broader performance, but the i5-14500 is not obsolete: it wins precisely where its architectural strengths align with workload demands. The choice depends on whether the workload is integer/compression-centric or general-purpose and floating-point heavy.

Specification Differences

| Specification | Intel Core i5-14500 | Intel Core Ultra 7 356H |

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

| Series | Core 14th Gen | Core Ultra Series 3 |

| Architecture | Raptor Lake | Panther Lake |

| Process Node | 10 nm | 3 nm |

| Cores | 14 | 16 |

| Threads | 20 | 16 |

| Base Clock | 2.60 GHz | 1.90 GHz |

| Boost Clock | 5.00 GHz | 4.70 GHz |

| TDP | 65 W | 25 W |

| Socket | Intel Socket 1700 | Intel BGA 2540 |

| L1 Cache | 80 KB (per core) | 192 KB (per core) |

| L2 Cache | 1.25 MB (per core) | 2.5 MB (per core) |

| L3 Cache | 24 MB (shared) | 18 MB (shared) |

| Memory Support | DDR4, DDR5 | DDR5, LPDDR5X |

| Memory Bandwidth | Not listed | 115.2 GB/s |

| ECC Memory | Yes | No |

| PCIe | Gen 5, 16 Lanes (CPU only) | Gen 5, 12 Lanes (CPU only) |

| Integrated Graphics | UHD Graphics 770 | Intel Xe3 Graphics |

| Market Segment | Desktop | Mobile |

| Release Date | 2024-01-07 | 2026-01-04 |

| Launch MSRP | $232 | Not listed |

| Die Size | 215 mm² | Not listed |

| Part Number | SRN3T | SA4RGQ9EU |