Intel Core i5-14500HX vs Intel Core Ultra 9 285 Comparison

Head-to-Head Benchmarks

The recorded data shows a complete sweep for the Intel Core Ultra 9 285 across all 17 benchmark comparisons. The Intel Core i5-14500HX does not win a single test in the database. The margins are substantial in nearly every workload category, with the smallest gap appearing in single-threaded PassMark tests where the Core Ultra 9 285 scores 4881 against 3629 for the Core i5-14500HX, a difference of 25.7 percent.

Multi-core Cinebench results show the most consistent pattern. In Cinebench R15 multi-core, the Core Ultra 9 285 posts 4933 versus 2442 for the Core i5-14500HX, a 50.5 percent advantage. Cinebench R20 multi-core shows 20556 against 10178, again a 50.5 percent gap. Cinebench R23 multi-core follows the same trajectory: 48945 for the Core Ultra 9 285 and 24234 for the Core i5-14500HX, a 50.5 percent lead. These three tests use different rendering workloads, yet the proportional difference remains nearly identical, indicating a consistent multi-core throughput advantage rather than workload-specific behavior.

Single-core Cinebench results mirror the multi-core pattern. Cinebench R15 single-core delivers 696 for the Core Ultra 9 285 versus 344 for the Core i5-14500HX, a 50.6 percent difference. Cinebench R20 single-core shows 2901 against 1436, a 50.5 percent gap. Cinebench R23 single-core records 6909 versus 3421, also a 50.5 percent difference. The consistency across three Cinebench versions suggests the architectural advantage is fundamental rather than tied to a specific benchmark revision.

PassMark integer math shows the narrowest multi-threaded gap in the database. The Core Ultra 9 285 scores 164869 while the Core i5-14500HX reaches 95584, a 42 percent difference. This remains a large margin, but it is the smallest among the PassMark compute tests. Floating point math shows a wider split: 194988 versus 69442, a 64.4 percent advantage for the Core Ultra 9 285. Extended instruction tests record 45357 against 20019, a 55.9 percent lead. Prime number finding produces the largest proportional gap of any test, with 459 versus 130, a 71.7 percent difference.

Memory and compression workloads also favor the Core Ultra 9 285 heavily. Data compression scores 602121 against 333851, a 44.6 percent difference. Random string sorting records 73651 versus 36219, a 50.8 percent gap. Data encryption shows 46949 against 19502, a 58.5 percent lead. PassMark multi-thread scores 56602 versus 28508, a 49.6 percent difference, while PassMark physics records 3598 against 1911, a 46.9 percent gap.

The average benchmark score tells the same story. The Core Ultra 9 285 holds an average of 75488 across all recorded tests, placing it in the 95th percentile of all CPUs in the database. The Core i5-14500HX averages 35094, placing it in the 84th percentile. The Core Ultra 9 285 sits alongside AMD EPYC 8224P, AMD EPYC 4545P, AMD Ryzen 7 PRO 9755X3D, and AMD Ryzen 7 PRO 9755 in the nearest rival group, with deltas of 0.1 percent or less. The Core i5-14500HX competes with Intel Core i9-12900HX, Intel Core i7-13800H, Intel Core 7 253PTE, and Intel Core i7-12700K, all within 0.5 percent of its average score.

Architecture Differences

The two processors come from different Intel generations and target different market segments. The Intel Core i5-14500HX belongs to the Core 14th Gen series, uses Raptor Lake architecture with the Raptor Lake-HX codename, and targets mobile systems. The Intel Core Ultra 9 285 belongs to the Core Ultra Series 2, uses Arrow Lake architecture with the Arrow Lake-S codename, and targets desktop systems.

Manufacturing processes differ significantly. The Core i5-14500HX uses a 10 nm process fabricated by Intel, with a die size of 257 mm². The Core Ultra 9 285 uses a 3 nm process fabricated by TSMC, with a die size of 243 mm² and 17,800 million transistors. The smaller process node contributes to the Core Ultra 9 285's higher transistor density despite a slightly smaller die.

Core and thread counts show a structural divergence. The Core i5-14500HX has 14 cores and 20 threads, indicating a hybrid arrangement with performance and efficiency cores. The Core Ultra 9 285 has 24 cores and 24 threads, meaning every core has exactly one thread. This is a fundamental design change between generations, as the Core Ultra 9 285 abandons simultaneous multithreading in favor of more physical cores.

Cache hierarchies differ in both capacity and per-core allocation. The Core i5-14500HX provides 80 KB of L1 cache per core, 2 MB of L2 cache per core, and 24 MB of shared L3 cache. The Core Ultra 9 285 provides 192 KB of L1 cache per core, 3 MB of L2 cache per core, and 36 MB of shared L3 cache. The Core Ultra 9 285 has larger per-core caches at every level plus a larger shared L3 pool.

Memory support shows a generational shift. The Core i5-14500HX supports both DDR4 and DDR5 memory in a dual-channel configuration. The Core Ultra 9 285 supports DDR5 only, also in dual-channel, but with a rated memory bandwidth of 102.4 GB/s. The Core i5-14500HX has no recorded memory bandwidth figure in the database. Both processors support ECC memory.

PCI Express connectivity also differs. The Core i5-14500HX provides Gen 5 with 16 lanes from the CPU. The Core Ultra 9 285 provides Gen 5 with 20 lanes from the CPU. The extra four lanes give the desktop chip more headroom for expansion devices.

Integrated graphics differ in branding and capability. The Core i5-14500HX uses UHD Graphics 770. The Core Ultra 9 285 uses Arc Xe-LPG Graphics 64EU. Both provide display output without a discrete GPU, but the architectures are entirely different.

Clock speeds favor the Core Ultra 9 285 in boost, while base clocks are close. The Core i5-14500HX has a base clock of 2.60 GHz and a boost clock of 4.90 GHz. The Core Ultra 9 285 has a base clock of 2.50 GHz and a boost clock of 5.60 GHz. The Core Ultra 9 285 boosts 0.70 GHz higher despite a slightly lower base clock.

The Core i5-14500HX has an unlocked multiplier, while the Core Ultra 9 285 does not. The mobile chip offers overclocking flexibility that the desktop chip lacks. The Core i5-14500HX carries a thermal design power of 55 watts, while the Core Ultra 9 285 is rated at 65 watts. The Core i5-14500HX uses Intel BGA 1964 socket, while the Core Ultra 9 285 uses Intel Socket 1851.

Release dates place the Core i5-14500HX earlier, with a launch date of January 7, 2024. The Core Ultra 9 285 launched December 31, 2024. Both processors remain in active production. The Core Ultra 9 285 has a launch MSRP of $579. The Core i5-14500HX has no recorded launch MSRP.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core Ultra 9 285 has 24 cores and 24 threads. The Intel Core i5-14500HX has 14 cores and 20 threads. The Core Ultra 9 285 has 10 more physical cores, while the Core i5-14500HX has 4 fewer threads than the Core Ultra 9 285 despite its lower core count, due to simultaneous multithreading.

Q: How do the single-core Cinebench scores compare?

A: In Cinebench R23 single-core, the Core Ultra 9 285 scores 6909 against 3421 for the Core i5-14500HX, a 50.5 percent advantage. Cinebench R20 single-core shows 2901 versus 1436, and Cinebench R15 single-core shows 696 versus 344. All three versions show approximately a 50.5 percent gap.

Q: What is the largest benchmark gap between the two?

A: The largest proportional gap appears in PassMark find prime numbers, where the Core Ultra 9 285 scores 459 against 130 for the Core i5-14500HX, a 71.7 percent difference. The smallest gap is in PassMark single-thread, where the Core Ultra 9 285 leads by 25.7 percent with 4881 versus 3629.

Q: Do both processors support ECC memory?

A: Yes, both the Intel Core i5-14500HX and the Intel Core Ultra 9 285 support ECC memory. The Core i5-14500HX supports both DDR4 and DDR5, while the Core Ultra 9 285 supports DDR5 only.

Q: Are these processors in the same market segment?

A: No. The Intel Core i5-14500HX is a mobile processor, while the Intel Core Ultra 9 285 is a desktop processor. This explains differences in socket type, TDP, and memory support. The Core i5-14500HX uses Intel BGA 1964 and has a 55 watt TDP. The Core Ultra 9 285 uses Intel Socket 1851 and has a 65 watt TDP.

Q: How do the average benchmark scores compare to each processor's nearest rivals?

A: The Core Ultra 9 285 has an average benchmark score of 75488 and sits in the 95th percentile. Its nearest rivals include AMD EPYC 8224P with a delta of 0.1 percent, AMD EPYC 4545P with a delta of 0.2 percent, and AMD Ryzen 7 PRO 9755X3D and AMD Ryzen 7 PRO 9755, both with deltas of 0.3 percent. The Core i5-14500HX has an average benchmark score of 35094 and sits in the 84th percentile. Its nearest rivals include Intel Core i9-12900HX and Intel Core i7-13800H with deltas of 0.3 percent, Intel Core 7 253PTE with a delta of 0.4 percent, and Intel Core i7-12700K with a delta of 0.5 percent.

Specification Differences

The two processors differ in the following recorded specifications:

| Specification | Intel Core i5-14500HX | Intel Core Ultra 9 285 |

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

| Cores | 14 | 24 |

| Threads | 20 | 24 |

| Base clock | 2.60 GHz | 2.50 GHz |

| Boost clock | 4.90 GHz | 5.60 GHz |

| TDP | 55 W | 65 W |

| Socket | Intel BGA 1964 | Intel Socket 1851 |

| Architecture | Raptor Lake | Arrow Lake |

| Codename | Raptor Lake-HX | Arrow Lake-S |

| Process node | 10 nm | 3 nm |

| Foundry | Intel | TSMC |

| Transistors | Not recorded | 17,800 million |

| Die size | 257 mm² | 243 mm² |

| L1 cache | 80 KB per core | 192 KB per core |

| L2 cache | 2 MB per core | 3 MB per core |

| L3 cache | 24 MB shared | 36 MB shared |

| Memory support | DDR4, DDR5 | DDR5 |

| Memory bandwidth | Not recorded | 102.4 GB/s |

| PCIe | Gen 5, 16 lanes | Gen 5, 20 lanes |

| Integrated graphics | UHD Graphics 770 | Arc Xe-LPG Graphics 64EU |

| Market segment | Mobile | Desktop |

| Release date | 2024-01-07 | 2024-12-31 |

| Launch MSRP | Not recorded | $579 |

| Multiplier unlocked | Yes | No |

| Part number | SRMXJ | SRQD4 |

Both processors support ECC memory, use dual-channel memory buses, come from Intel, and remain in active production. Both use Gen 5 PCIe. The generation field records "Core i5 (Raptor Lake-HX Refresh)" for the Core i5-14500HX and "Ultra 9 (Arrow Lake)" for the Core Ultra 9 285.

The Verdict

The benchmark data delivers an unambiguous result. The Intel Core Ultra 9 285 outperforms the Intel Core i5-14500HX in every recorded test. The average benchmark score difference is substantial: 75488 versus 35094, placing the Core Ultra 9 285 in the 95th percentile of all CPUs while the Core i5-14500HX sits in the 84th percentile.

The Core Ultra 9 285 delivers roughly double the multi-core performance in Cinebench tests, with all three versions showing approximately a 50.5 percent lead. Single-core performance follows the same pattern, indicating that the Arrow Lake architecture improves both parallel and single-threaded execution. The largest margins appear in prime number finding at 71.7 percent and floating point math at 64.4 percent, suggesting particular strength in compute-heavy workloads.

The Core i5-14500HX remains competitive within its own tier. Its average benchmark score of 35094 places it within 0.5 percent of the Intel Core i9-12900HX, Intel Core i7-13800H, Intel Core 7 253PTE, and Intel Core i7-12700K. For a mobile processor, this represents solid performance relative to its peer group. The unlocked multiplier and support for both DDR4 and DDR5 memory give it flexibility that the Core Ultra 9 285 lacks.

The Core Ultra 9 285 competes at a different level. Its nearest rivals are AMD EPYC server processors and AMD Ryzen 7 PRO parts, all within 0.3 percent of its average score. The 24 cores with 24 threads, 36 MB of L3 cache, and 5.60 GHz boost clock position it as a high-end desktop part. The 3 nm TSMC process and 17,800 million transistors in a 243 mm² die highlight the architectural shift from Intel's 10 nm Raptor Lake design.

Users should select based on platform requirements. The Core i5-14500HX serves mobile systems with a 55 watt TDP, BGA 1964 socket, and dual DDR4/DDR5 support. The Core Ultra 9 285 serves desktop systems with a 65 watt TDP, Socket 1851, DDR5-only memory, and a launch MSRP of $579. The data shows no scenario where the Core i5-14500HX matches the Core Ultra 9 285 in raw performance, but the two processors target entirely different market segments with different power envelopes, sockets, and memory ecosystems.