Intel Arc G3 vs Intel Core Ultra 9 285 Comparison

FAQ

Q: How do the two processors compare in core and thread counts?

A: The Intel Arc G3 has 14 cores and 14 threads, while the Intel Core Ultra 9 285 has 24 cores and 24 threads. Neither processor uses simultaneous multithreading, so thread counts equal core counts for both.

Q: What is the performance percentile ranking for each processor?

A: The Intel Core Ultra 9 285 ranks in the 95th percentile among all CPUs in the database, with an average benchmark score of 75,488. The Intel Arc G3 has no recorded benchmark scores and sits at the 50th percentile.

Q: Which processor has a higher boost clock?

A: The Intel Core Ultra 9 285 boosts to 5.60 GHz, which is 1.0 GHz higher than the Intel Arc G3's 4.60 GHz boost clock. The Core Ultra 9 285 also has a higher base clock at 2.50 GHz versus 1.90 GHz.

Q: Do both processors use the same memory type?

A: No. The Intel Arc G3 supports LPDDR5X memory with a dual-channel bus and delivers 136.5 GB/s of memory bandwidth. The Intel Core Ultra 9 285 supports DDR5 memory, also dual-channel, but provides 102.4 GB/s of memory bandwidth.

Q: What are the production statuses and release dates?

A: Both processors are listed as Active in production status. The Intel Arc G3 has a release date of May 27, 2026, while the Intel Core Ultra 9 285 was released on December 31, 2024.

Q: Which processor supports ECC memory?

A: The Intel Core Ultra 9 285 supports ECC memory, while the Intel Arc G3 does not. This is a notable difference for workloads requiring data integrity validation.

Architecture Differences

The Intel Arc G3 and Intel Core Ultra 9 285 represent two different design philosophies within Intel's product stack. The Arc G3 uses the Panther Lake codename and is built on a 3 nm process node, with Intel listed as the foundry. The Core Ultra 9 285 belongs to the Core Ultra Series 2 family, uses the Arrow Lake-S codename, and is also manufactured on a 3 nm node, but TSMC serves as the foundry for this part.

The Arc G3 is a mobile-market processor with an Intel BGA 2540 socket, designed for integration into portable systems. The Core Ultra 9 285 targets the desktop segment and fits the Intel Socket 1851. This distinction affects upgrade paths and system form factors significantly. The mobile processor has a 25 TDP, while the desktop part draws 65 TDP, reflecting different thermal envelopes.

Cache hierarchies differ between the two. Both processors share a 192 KB L1 cache per core. The Arc G3 has 2.5 MB of L2 cache per core and 18 MB of shared L3 cache. The Core Ultra 9 285 has 3 MB of L2 per core and doubles the L3 cache to 36 MB shared. The larger L3 cache on the desktop part provides more room for frequently accessed data across all 24 cores.

Integrated graphics also differ. The Arc G3 includes Arc B370 graphics, while the Core Ultra 9 285 uses Arc Xe-LPG Graphics with 64 execution units. The mobile part's graphics solution carries the Arc branding, suggesting a focus on visual performance in compact systems.

PCIe connectivity is another differentiator. The Arc G3 provides Gen 5 with 4 lanes for CPU-only connections. The Core Ultra 9 285 offers Gen 5 with 20 lanes, giving desktop builders substantially more bandwidth for expansion cards, NVMe storage, and other peripherals. The transistor count for the Core Ultra 9 285 is recorded at 17,800 million, with a die size of 243 mm²; no comparable figures are recorded for the Arc G3.

The memory controller differs as well. The Arc G3 pairs with LPDDR5X, a low-power memory standard suited for mobile devices, achieving 136.5 GB/s bandwidth. The Core Ultra 9 285 uses DDR5, the mainstream desktop standard, with 102.4 GB/s bandwidth. Despite the lower bandwidth figure, the desktop part supports ECC memory, which the mobile part lacks.

The Verdict

The recorded data shows a clear separation in intended use cases. The Intel Core Ultra 9 285 is the higher-performing processor in every measured category, with an average benchmark score of 75,488 and a 95th percentile ranking. The Intel Arc G3 has no recorded benchmark scores and a 50th percentile ranking, indicating it sits at the median of the database rather than at the top.

For desktop workloads requiring maximum multi-core throughput, the Core Ultra 9 285 is the only choice between the two. Its 24 cores, 36 MB L3 cache, and 5.60 GHz boost clock provide the computational headroom that the 14-core Arc G3 cannot match. The Core Ultra 9 285 also supports ECC memory and offers 20 PCIe Gen 5 lanes, making it suitable for server-adjacent or workstation-class desktop builds.

The Arc G3 serves the mobile segment, where its lower 25 TDP and LPDDR5X memory support align with power-constrained designs. Its 4.60 GHz boost clock and 18 MB L3 cache still provide solid single-threaded capability for a compact processor, and the Arc B370 integrated graphics may appeal to systems without discrete GPUs. However, the absence of benchmark data for this part means its real-world performance cannot be quantified from the database.

Users who prioritize verified performance, desktop expandability, and ECC support should select the Core Ultra 9 285. Users building thin-and-light mobile systems where power efficiency and integrated graphics matter should consider the Arc G3, though its performance relative to the desktop part remains unmeasured.

Specification Differences

| Specification | Intel Arc G3 | Intel Core Ultra 9 285 |

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

| Cores | 14 | 24 |

| Threads | 14 | 24 |

| Base Clock | 1.90 GHz | 2.50 GHz |

| Boost Clock | 4.60 GHz | 5.60 GHz |

| TDP | 25 | 65 |

| Socket | Intel BGA 2540 | Intel Socket 1851 |

| Codename | Panther Lake | Arrow Lake-S |

| Generation | Arc G3 (Panther Lake) | Ultra 9 (Arrow Lake) |

| Process Node | 3 nm | 3 nm |

| Foundry | Intel | TSMC |

| Transistors | Not recorded | 17,800 million |

| Die Size | Not recorded | 243 mm² |

| L2 Cache | 2.5 MB per core | 3 MB per core |

| L3 Cache | 18 MB shared | 36 MB shared |

| Memory Support | LPDDR5X | DDR5 |

| Memory Bandwidth | 136.5 GB/s | 102.4 GB/s |

| ECC Memory | No | Yes |

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

| Integrated Graphics | Arc B370 | Arc Xe-LPG Graphics 64EU |

| Market Segment | Mobile | Desktop |

| Release Date | May 27, 2026 | December 31, 2024 |

| Launch MSRP | Not recorded | $579 |

| Multiplier Unlocked | No | No |

| Part Number | SA4QZ | SRQD4 |

Head-to-Head Benchmarks

The benchmark database contains no direct head-to-head comparison results between the Intel Arc G3 and the Intel Core Ultra 9 285. The head-to-head benchmark array is empty, and neither processor records wins against the other. This means a direct per-test comparison cannot be constructed from the recorded data.

The Core Ultra 9 285 does have a full suite of 17 individual benchmark scores, covering both Cinebench and Passmark tests. Its multi-core Cinebench R23 score reaches 48,945, while the single-core score is 6,909. In Cinebench R20, the multi-core score is 20,556 and single-core is 2,901. The older Cinebench R15 test records 4,933 multi-core and 696 single-core.

Passmark results for the Core Ultra 9 285 show strong integer and floating-point performance. Integer math scores 164,869, floating-point math reaches 194,988, and extended instructions score 45,357. Data compression records 602,121, while data encryption hits 46,949. Random string sorting achieves 73,651, and the find prime numbers test scores 459. The multithread Passmark score is 56,602, and physics scores 3,598. Single-thread performance records 4,881 on both the passmark_single_thread and passmark_singlethread tests.

Because the Arc G3 has no benchmarks in the database, its performance cannot be compared numerically to the Core Ultra 9 285 or to any of the Core Ultra 9 285's nearest rivals. The Core Ultra 9 285's nearest rivals in the database include the AMD EPYC 8224P with an average score of 75,582 and a delta of -0.1%, the AMD EPYC 4545P at 75,373 with a delta of 0.2%, the AMD Ryzen 7 PRO 9755X3D at 75,716 with a delta of -0.3%, and the AMD Ryzen 7 PRO 9755 at 75,738 with a delta of -0.3%. These deltas place the Core Ultra 9 285 within a very tight performance band around 75,400 to 75,700 average score, showing near-parity among these five processors.

The data indicates that the Core Ultra 9 285 is a top-tier desktop processor, sitting just slightly below the AMD Ryzen 7 PRO 9755 in average benchmark score and marginally above the AMD EPYC 4545P. The Arc G3, by contrast, has no measurable presence in the benchmark database, so its position among rivals cannot be established. Any performance comparison between the two Intel parts must rely on the architectural differences in core count, cache size, and clock speed rather than recorded benchmark outcomes.