Intel Core 3 100U vs Intel Core Ultra 9 285 Comparison
Intel Core 3 100U
Core Ultra 9 285
PERFORMANCE BENCHMARKS
Analysis: Intel Core 3 100U vs Intel Core Ultra 9 285
# FAQ
Q: How do the two processors compare in overall average benchmark score?
A: The Intel Core Ultra 9 285 records an average benchmark score of 75488, while the Intel Core 3 100U records 16148. The Ultra 9 sits at the 95th percentile of all CPUs in the database, whereas the Core 3 sits at the 70th percentile.
Q: What is the single-thread performance gap between the two?
A: In Cinebench R23 single-core, the Core Ultra 9 285 scores 6909 versus the Core 3 100U's 1499, a delta of 78.3% in favor of the Ultra 9. In PassMark single-thread, the Ultra 9 scores 4881 against the Core 3's 3506, a smaller 28.2% gap.
Q: Which processor has more cores and threads?
A: The Core Ultra 9 285 has 24 cores and 24 threads. The Core 3 100U has 6 cores and 8 threads. The Ultra 9 also has a higher base clock at 2.50 GHz compared to 1.20 GHz, and a higher boost clock at 5.60 GHz versus 4.70 GHz.
Q: How do their memory and PCIe capabilities differ?
A: The Core Ultra 9 285 supports DDR5 with dual-channel memory and a memory bandwidth of 102.4 GB/s, plus ECC memory support. It provides PCIe Gen 5 with 20 lanes (CPU only). The Core 3 100U supports DDR4 and DDR5 with dual-channel memory, no ECC support, and provides PCIe Gen 4 with 8 lanes (CPU only).
Q: What are the manufacturing process differences?
A: The Core Ultra 9 285 is built on a 3 nm process by TSMC, with 17,800 million transistors and a die size of 243 mm². The Core 3 100U uses Intel's 10 nm process with Intel as the foundry; transistor count and die size are not recorded in the database.
Q: Which processor holds the advantage in every head-to-head benchmark?
A: The Core Ultra 9 285 wins all 17 recorded head-to-head comparisons. The largest margin is in PassMark find prime numbers at 88.7%, while the smallest is in PassMark single-thread at 28.2%.
The Verdict
The data presents a decisive outcome: the Intel Core Ultra 9 285 outperforms the Intel Core 3 100U across every recorded benchmark. The Ultra 9 wins all 17 head-to-head tests with no exceptions. Its average benchmark score of 75488 places it in the 95th percentile, while the Core 3's 16148 average places it in the 70th percentile.
Buyers targeting multi-threaded desktop workloads should select the Core Ultra 9 285. Its 24 cores, 24 threads, and 65 W TDP deliver Cinebench R23 multi-core scores of 48945, compared to the Core 3's 10624. The Ultra 9 also offers ECC memory support and PCIe Gen 5 connectivity, making it suitable for workstation-class tasks.
The Core 3 100U, with its 15 W TDP and mobile BGA 1744 socket, serves a different purpose. Its 6 cores and 8 threads target power-sensitive mobile designs. The data shows it trails the Ultra 9 by 78.3% in Cinebench R23 multi-core and by 28.2% in PassMark single-thread, yet its 70th percentile standing indicates it remains competitive within its own segment. The launch MSRP is $426 for the Core 3 and $579 for the Core Ultra 9.
Head-to-Head Benchmarks
The Core Ultra 9 285 dominates every comparison. In Cinebench R15 multi-core, the Ultra 9 scores 4933 against the Core 3's 1070, a 78.3% advantage. Single-core R15 shows a similar pattern: 696 versus 150, also 78.4% ahead.
Cinebench R20 results continue the trend. Multi-core scores reach 20556 for the Ultra 9 and 4462 for the Core 3, a 78.3% gap. Single-core R20 delivers 2901 versus 629, again 78.3% ahead. Cinebench R23 multi-core shows 48945 against 10624, with single-core at 6909 versus 1499, both at 78.3% deltas.
PassMark tests reveal varied margins. Data compression scores 602121 for the Ultra 9 versus 136497 for the Core 3, a 77.3% difference. Data encryption shows 46949 against 8128, an 82.7% gap. Extended instructions produce 45357 versus 7894, a 82.6% difference. Find prime numbers is the largest disparity at 88.7%, with 459 versus 52.
Floating point math favors the Ultra 9 by 85.5%, scoring 194988 against 28322. Integer math shows 164869 versus 39580, a 76% gap. Multithread PassMark scores 56602 against 12522, a 77.9% difference. Physics tests yield 3598 versus 876, 75.7% ahead. Random string sorting delivers 73651 versus 15191, a 79.4% gap.
The closest competition appears in single-thread workloads. PassMark single-thread scores 4881 for the Ultra 9 and 3506 for the Core 3, a 28.2% difference. This narrower margin indicates the Core 3's per-core efficiency is relatively stronger than its multi-thread capability, though it still loses decisively.
Specification Differences
Core configuration differs substantially. The Core Ultra 9 285 provides 24 cores and 24 threads, while the Core 3 100U offers 6 cores and 8 threads. Clock speeds favor the Ultra 9 with a base of 2.50 GHz and boost of 5.60 GHz, against the Core 3's 1.20 GHz base and 4.70 GHz boost.
Thermal design power differs by market segment. The Ultra 9 is rated at 65 W for desktop use, while the Core 3 is rated at 15 W for mobile. Sockets reflect this split: the Ultra 9 uses Intel Socket 1851, the Core 3 uses Intel BGA 1744.
Memory support diverges. The Ultra 9 supports only DDR5 with dual-channel configuration and 102.4 GB/s bandwidth, plus ECC memory. The Core 3 supports both DDR4 and DDR5 with dual-channel memory but lacks ECC. PCIe capabilities also differ: the Ultra 9 provides Gen 5 with 20 lanes, the Core 3 provides Gen 4 with 8 lanes.
Integrated graphics differ as well. The Ultra 9 uses Arc Xe-LPG Graphics 64EU, while the Core 3 uses UHD Graphics 64EU. Market segments are distinct: the Ultra 9 targets desktop, the Core 3 targets mobile. Release dates show the Core 3 launched on 2024-01-07, while the Ultra 9 launched on 2024-12-31.
Architecture Differences
The two processors come from different architectural generations. The Core Ultra 9 285 uses Arrow Lake architecture with the codename Arrow Lake-S, part of the Core Ultra Series 2 generation. The Core 3 100U uses Raptor Lake architecture with the codename Raptor Lake-U, part of the Core 3 (Raptor Lake-U) generation.
Manufacturing processes differ significantly. The Ultra 9 is fabricated on a 3 nm process by TSMC, with 17,800 million transistors and a die size of 243 mm². The Core 3 uses Intel's 10 nm process with Intel as the foundry; no transistor count or die size is recorded.
Cache hierarchies show structural differences. The Ultra 9 features 192 KB L1 per core, 3 MB L2 per core, and 36 MB shared L3. The Core 3 features 80 KB L1 per core, 1.25 MB L2 per core, and 10 MB shared L3. Per-core cache allocations are larger on the Ultra 9, consistent with its higher core count and newer architecture.
The Ultra 9's transistor count of 17,800 million reflects its larger, more complex design. Its 36 MB L3 cache provides substantially more shared capacity for multi-threaded workloads. The Core 3's smaller 10 MB L3, combined with fewer cores, explains its lower multi-core performance ceiling.
ECC memory support on the Ultra 9 indicates a workstation-oriented design, while the Core 3's lack of ECC aligns with mainstream mobile usage. The Ultra 9's PCIe Gen 5 with 20 lanes offers double the lane count and newer protocol versus the Core 3's Gen 4 with 8 lanes. Both processors are marked as Active in production status and neither has an unlocked multiplier.