Intel Core Ultra 5 338H vs Intel Processor 300T Comparison

Head-to-Head Benchmarks

The benchmark data shows a decisive performance gap between the Intel Core Ultra 5 338H and the Intel Processor 300T, though the comparison is limited by the fact that the database contains no recorded benchmark scores for the Processor 300T. The Core Ultra 5 338H delivers a full suite of measured results across Cinebench and Passmark tests, while the Processor 300T has no entries in any benchmark category.

The Core Ultra 5 338H posts a Cinebench R23 multi-core score of 16331 points, a figure that places it in the 84th percentile of all CPUs in the database. Its single-core R23 result of 2044 points reflects strong per-thread performance. In Cinebench R20, the multi-core score reaches 10213 points with a single-core score of 1441. The older R15 test shows 2504 points multi-core and 305 points single-core.

Passmark results for the Core Ultra 5 338H reinforce the multi-core strength. The multithread score of 28717 points, integer math score of 64934, and floating point math score of 84067 all indicate substantial parallel processing capability. Data compression scores 276539, while data encryption reaches 21367. Extended instructions score 23906, and random string sorting hits 34082. The physics test records 2697 points, and prime number finding scores 304. Single-thread Passmark performance measures 4180 points.

The Processor 300T has no benchmark entries, meaning the database cannot produce a direct head-to-head comparison. The nearest rivals for the Core Ultra 5 338H provide context for its standing: the Intel Core Ultra 7 165H averages 34083 points, a 0.3% difference, while the Intel Core i7-12800HX averages 33875 points, a 0.3% difference in the opposite direction. The AMD EPYC 4244P averages 34220 points, trailing by 0.7%, and the Intel Xeon 6353P averages 33844 points, ahead by 0.4%. These figures place the Core Ultra 5 338H in a tight competitive cluster around the 34000-point average mark.

The Verdict

The data indicates that the Intel Core Ultra 5 338H is the only one of these two processors with measurable performance characteristics in the database. Its 84th percentile ranking across all CPUs, combined with an average benchmark score of 33989 points, confirms a capable multi-threaded processor for mobile workloads. The Processor 300T, holding a 50th percentile position with an average score of zero due to missing benchmarks, cannot be assessed on performance grounds from the recorded data.

The Core Ultra 5 338H targets the mobile segment with a 25 watt TDP, while the Processor 300T is a desktop part with a 35 watt TDP. Users requiring a mobile processor with substantial multi-core throughput should select the Core Ultra 5 338H based on its benchmark presence. The Processor 300T may suit desktop builds where the 16 PCIe Gen 5 lanes and dual-channel DDR4/DDR5 memory support offer platform flexibility, but its performance profile remains undocumented in this database.

Architecture Differences

The Core Ultra 5 338H uses the Panther Lake architecture on a 3 nm process node, fabricated by Intel. It features 12 cores and 12 threads, with a base clock of 1.90 GHz and a boost clock of 4.70 GHz. The processor belongs to the Core Ultra Series 3 generation, specifically the Panther Lake-H variant, and uses the Intel BGA 2540 socket. Its integrated graphics are Arc B370.

The Processor 300T employs the Raptor Lake architecture on a 10 nm process node, also fabricated by Intel. It has 2 cores and 4 threads, with a base clock of 3.40 GHz and no boost clock recorded. The processor uses the Raptor Lake-S codename within the Intel Processor generation and fits the Intel Socket 1700. Its integrated graphics are UHD Graphics 710.

Cache configurations differ substantially. The Core Ultra 5 338H provides 192 KB of L1 cache per core, 2.5 MB of L2 cache per core, and 18 MB of shared L3 cache. The Processor 300T offers 80 KB of L1 cache per core, 1.25 MB of L2 cache per core, and 6 MB of shared L3 cache. The Core Ultra 5 338H also records a die size, while the Processor 300T lists a 163 mm² die.

Specification Differences

The two processors differ across nearly every specification field. The Core Ultra 5 338H has 12 cores and 12 threads versus 2 cores and 4 threads for the Processor 300T. Base clocks are 1.90 GHz versus 3.40 GHz. The Core Ultra 5 338H adds a 4.70 GHz boost clock, while the Processor 300T has no boost clock listed.

Power draw differs: the Core Ultra 5 338H uses 25 watts TDP, the Processor 300T uses 35 watts. Sockets are incompatible: Intel BGA 2540 versus Intel Socket 1700. Process nodes are 3 nm versus 10 nm. Memory support is LPDDR5X for the Core Ultra 5 338H, while the Processor 300T supports both DDR4 and DDR5. Memory bandwidth is recorded as 136.5 GB/s for the Core Ultra 5 338H, with no figure for the Processor 300T.

PCIe configurations differ: the Core Ultra 5 338H offers Gen 5 with 4 lanes (CPU only), while the Processor 300T offers Gen 5 with 16 lanes (CPU only). Integrated graphics are Arc B370 versus UHD Graphics 710. Market segments are Mobile versus Desktop. Release dates are 2026-01-04 for the Core Ultra 5 338H and 2024-01-07 for the Processor 300T. The Processor 300T has a launch MSRP of $82, while the Core Ultra 5 338H has no launch MSRP recorded. Neither processor has an unlocked multiplier.

FAQ

Q: Which processor has more cores?

A: The Intel Core Ultra 5 338H has 12 cores, while the Intel Processor 300T has 2 cores.

Q: What is the average benchmark score for each processor?

A: The Intel Core Ultra 5 338H has an average benchmark score of 33989 points. The Intel Processor 300T has an average benchmark score of zero due to no recorded benchmarks.

Q: How do the process nodes compare?

A: The Intel Core Ultra 5 338H uses a 3 nm process node, while the Intel Processor 300T uses a 10 nm process node.

Q: What memory types does each processor support?

A: The Intel Core Ultra 5 338H supports LPDDR5X memory. The Intel Processor 300T supports DDR4 and DDR5 memory.

Q: What is the TDP of each processor?

A: The Intel Core Ultra 5 338H has a TDP of 25 watts. The Intel Processor 300T has a TDP of 35 watts.

Q: Which processor has a higher percentile ranking?

A: The Intel Core Ultra 5 338H ranks in the 84th percentile of all CPUs. The Intel Processor 300T ranks in the 50th percentile.

Where Each One Wins

The Intel Core Ultra 5 338H wins on every benchmark category where data exists, given that the Processor 300T has no recorded scores. Its multi-core results, including a Cinebench R23 multi-core score of 16331 and a Passmark multithread score of 28717, indicate strong parallel workload handling. The 12-core, 12-thread configuration with 18 MB of shared L3 cache supports this advantage. The 3 nm process node contributes to efficiency within a 25 watt TDP envelope, making it suitable for mobile deployments where power constraints matter.

The Intel Processor 300T wins on platform connectivity. It provides 16 PCIe Gen 5 lanes (CPU only), compared to 4 lanes for the Core Ultra 5 338H. This gives desktop builders more expansion headroom for add-in devices. The Processor 300T also supports both DDR4 and DDR5 memory, offering flexibility in memory selection. Its 3.40 GHz base clock is higher than the Core Ultra 5 338H's 1.90 GHz base clock, which may benefit lightly threaded tasks that rely on base frequency rather than boost behavior. The 163 mm² die size and 10 nm process node indicate a simpler, more mature design.

For workloads that demand multi-threaded compute, the Core Ultra 5 338H is the choice based on its extensive benchmark record. For desktop systems requiring broad PCIe connectivity and memory type flexibility, the Processor 300T offers those features, though its performance remains unquantified in the database. The Core Ultra 5 338H's nearest rivals, all averaging around 34000 points, show it competes closely with established processors in its class. The Processor 300T, lacking any competitive benchmark context, cannot be positioned relative to other CPUs beyond its 50th percentile standing.