Intel Core 3 100UL vs Intel Core Ultra X9 388H Comparison

Head-to-Head Benchmarks

The benchmark database contains a full suite of results for the Intel Core Ultra X9 388H, while the Intel Core 3 100UL has no recorded benchmark scores. This means every comparative statement below is derived from the X9 388H's absolute scores, its percentile position, and its nearest rival deltas. The absence of data for the Core 3 100UL is itself the dominant finding: the database shows zero measured results for that processor across all test categories.

The Core Ultra X9 388H posts a multi-core Cinebench R23 score of 18911, a single-core score of 2200.5, and an average benchmark score of 44466. It sits at the 88th percentile of all CPUs in the database, a position that places it comfortably above the median. Its nearest rival, the AMD Ryzen 5 7500X3D, holds an average score of 44573, which puts the X9 388H just 0.2 percent behind. The Intel Core i9-13950HX trails by a 0.3 percent margin, the AMD Ryzen AI Max 385 trails by 0.4 percent, and the Intel Core i5-13600 sits 0.5 percent behind. These are exceptionally tight margins; the X9 388H is effectively trading blows with four established desktop and mobile processors, all within a half-percent band.

Looking at the PassMark suite, the X9 388H delivers an integer math score of 90882, floating point math of 112550, and extended instructions at 29943. Data compression reaches 361763, while data encryption hits 28490. The multithread score is 36811, and the single-thread score is 4280. Prime number finding scores 358, physics processing scores 3226, and random string sorting finishes at 44010. The average benchmark score of 44466 is heavily influenced by the large data compression and floating point numbers, which dominate the aggregate. The single-thread score of 4280 confirms that the processor is not merely a multi-core brute; it holds its own in lightly threaded workloads.

The fact that the Core 3 100UL has no benchmarks in the database means it cannot be positioned against the X9 388H with any numeric confidence. Its percentile rank of 50 indicates it sits exactly at the median of all recorded CPUs, but that percentile is computed without any actual benchmark results for the chip itself. This is a curious situation: a processor with a 50th percentile rank but zero measured scores suggests the percentile may be a placeholder or derived from incomplete data. The X9 388H, by contrast, has a robust set of 17 recorded benchmark results, each one concrete and reproducible.

Architecture Differences

The two processors come from entirely different architectural families. The Core 3 100UL is built on Raptor Lake, specifically the Raptor Lake-PS variant, using a 10 nm process node. The Core Ultra X9 388H uses Panther Lake, specifically the Panther Lake-H variant, on a 3 nm node. This is a generational leap: the X9 388H belongs to the Core Ultra Series 3, while the 100UL is a plain Core 3 part. The process node difference of 10 nm versus 3 nm is one of the largest architectural gaps possible between two active Intel products, and it shows in the power envelope: the 100UL has a TDP of 15 watts, while the X9 388H has a TDP of 25 watts.

Core counts differ sharply. The 100UL has 6 cores and 8 threads, while the X9 388H has 16 cores and 16 threads. The thread count being equal to the core count on the X9 388H is notable; it suggests no hyperthreading on that part, while the 100UL's 8 threads from 6 cores imply hyperthreading is active. Cache hierarchies also diverge. The 100UL uses 80 KB of L1 per core, 1.25 MB of L2 per core, and 10 MB of shared L3. The X9 388H uses 192 KB of L1 per core, 3 MB of L2 per core, and 18 MB of shared L3. The X9 388H's L3 cache is 8 MB larger, and its per-core L2 is more than double.

Memory support separates the two as well. The 100UL supports DDR4 and DDR5 in a dual-channel configuration. The X9 388H supports only LPDDR5X, also dual-channel, with a measured memory bandwidth of 153.6 GB/s. The 100UL has no recorded memory bandwidth figure. PCIe connectivity differs: the 100UL uses Gen 4 with 8 CPU lanes, while the X9 388H uses Gen 5 with 4 CPU lanes. The X9 388H trades lane count for newer signaling. Integrated graphics also differ: the 100UL carries UHD Graphics 64EU, while the X9 388H carries Arc B390, a substantially newer and more capable iGPU.

The 100UL uses Intel Socket 1700, a desktop socket, while the X9 388H uses Intel BGA 2540, a mobile socket. The market segments reflect this: the 100UL is listed as Desktop, the X9 388H as Mobile. The release dates are also far apart: the 100UL launched on April 7, 2024, while the X9 388H launched on January 4, 2026. Neither chip has a launch MSRP in the database. Both are marked Active in production status, and neither has an unlocked multiplier.

FAQ

Q: Which processor has a higher boost clock?

A: The Core Ultra X9 388H boosts to 5.10 GHz, while the Core 3 100UL boosts to 4.50 GHz. The base clocks are 2.10 GHz and 1.20 GHz respectively.

Q: Does the Core 3 100UL have any benchmark scores in the database?

A: No. The Core 3 100UL has an empty benchmarks array and an average benchmark score of 0, while the Core Ultra X9 388H has 17 recorded scores across Cinebench R15, R20, R23, and PassMark tests.

Q: How does the Core Ultra X9 388H compare to its closest rival, the AMD Ryzen 5 7500X3D?

A: The X9 388H has an average benchmark score of 44466, which is 0.2 percent lower than the Ryzen 5 7500X3D's average score of 44573. The difference is minimal, within normal run-to-run variance.

Q: What memory types does each processor support?

A: The Core 3 100UL supports DDR4 and DDR5 in dual-channel mode. The Core Ultra X9 388H supports LPDDR5X in dual-channel mode with a recorded bandwidth of 153.6 GB/s.

Q: Which processor has more L3 cache?

A: The Core Ultra X9 388H has 18 MB of shared L3 cache, while the Core 3 100UL has 10 MB of shared L3 cache. The X9 388H also has larger per-core L1 and L2 caches.

Q: What is the process node difference between the two?

A: The Core 3 100UL is fabricated on a 10 nm node, while the Core Ultra X9 388H uses a 3 nm node. Both are manufactured by Intel.

The Verdict

The data presents a clear split. The Core Ultra X9 388H is a high-performance mobile processor with an 88th percentile rank, an average benchmark score of 44466, and competitive positioning against four strong rivals within a 0.5 percent band. Its 16 cores, 16 threads, 18 MB of L3 cache, 5.10 GHz boost clock, and 153.6 GB/s memory bandwidth make it a serious computing engine. The Core 3 100UL, by contrast, has no measured performance data at all. Its 50th percentile rank is not supported by any benchmark results in the database, which makes it impossible to verify its standing.

The 100UL is a 15-watt desktop part on Socket 1700 with 6 cores and 8 threads. Its 4.50 GHz boost clock and 10 MB of L3 cache are modest numbers, and its Raptor Lake architecture on 10 nm is two generations behind the Panther Lake design on 3 nm. The X9 388H's 25-watt TDP is higher, but it delivers more than double the core count, nearly double the L3 cache, a 0.60 GHz higher boost clock, and a dramatically more advanced process node. For anyone choosing between these two strictly on recorded database data, the X9 388H is the only one with demonstrated performance.

The nearest rival data for the X9 388H shows it trading blows with the AMD Ryzen 5 7500X3D, the Intel Core i9-13950HX, the AMD Ryzen AI Max 385, and the Intel Core i5-13600. Those are all well-regarded processors, and the X9 388H sits within 0.5 percent of each. That consistency across four different rivals indicates a balanced overall performer rather than a chip that wins on one workload and loses on others. The Core 3 100UL has no such rival context in the database, so no comparative verdict can be formed for it.

Specification Differences

The two processors differ in every major specification field recorded in the database. Core count: 6 versus 16. Thread count: 8 versus 16. Base clock: 1.20 GHz versus 2.10 GHz. Boost clock: 4.50 GHz versus 5.10 GHz. TDP: 15 watts versus 25 watts. Socket: Intel Socket 1700 versus Intel BGA 2540. Architecture: Raptor Lake versus Panther Lake. Process node: 10 nm versus 3 nm. L1 cache: 80 KB per core versus 192 KB per core. L2 cache: 1.25 MB per core versus 3 MB per core. L3 cache: 10 MB shared versus 18 MB shared. Memory support: DDR4 and DDR5 versus LPDDR5X only. Memory bandwidth: not recorded versus 153.6 GB/s. PCIe: Gen 4 with 8 lanes versus Gen 5 with 4 lanes. Integrated graphics: UHD Graphics 64EU versus Arc B390. Market segment: Desktop versus Mobile. Release date: April 7, 2024 versus January 4, 2026. Part number: unknown versus SA4QWQ9EK.

Both processors share several characteristics: neither has an unlocked multiplier, neither supports ECC memory, both use dual-channel memory buses, both are made by Intel, both are Active in production, and neither has a launch MSRP in the database. The series field for the 100UL is null, while the X9 388H belongs to the Core Ultra Series 3. The generation field for the 100UL is "Core 3 (Raptor Lake-PS)", while the X9 388H is "Ultra X9 (Panther Lake-H)". Neither has recorded transistor counts or die sizes.

Where Each One Wins

The Core Ultra X9 388H wins on every measured dimension available in the database. Its 18911 multi-core Cinebench R23 score and 2200.5 single-core score demonstrate strength in both parallel and single-threaded workloads. Its PassMark results cover a broad range of tasks, from integer and floating point math to data compression, encryption, physics, and string sorting. The 4280 single-thread score and 36811 multithread score show that it does not sacrifice one type of performance for the other. The 88th percentile rank confirms its position among the top processors in the database.

The Core 3 100UL has no benchmark wins because it has no benchmark scores. The only field where it could be said to "win" is TDP, where its 15-watt rating is lower than the X9 388H's 25 watts. It also uses a desktop socket, which may be advantageous for systems that require Socket 1700 compatibility. It supports both DDR4 and DDR5, offering broader memory flexibility than the X9 388H's LPDDR5X-only support. It has 8 PCIe Gen 4 lanes, double the lane count of the X9 388H's 4 Gen 5 lanes, though the newer protocol on the X9 388H offers higher per-lane bandwidth.

For use cases, the X9 388H is suited to mobile platforms that need high multi-core throughput, as indicated by its 16 cores and 16 threads. Its 153.6 GB/s memory bandwidth supports memory-intensive workloads. The Arc B390 integrated graphics may handle display and light graphics tasks without a discrete GPU. The 100UL, with its 15-watt TDP and desktop Socket 1700, appears oriented toward low-power desktop systems where the 6-core, 8-thread configuration and Raptor Lake architecture on 10 nm are sufficient. The X9 388H's 3 nm node gives it a power efficiency advantage per transistor, though its higher TDP means it draws more total power. The data supports the X9 388H as the stronger performer in every recorded benchmark category, while the 100UL remains an unmeasured quantity whose 50th percentile rank cannot be independently verified.