Intel Core 7 350 vs Intel Core Ultra 5 135UL Comparison

Intel Core 7 350 and Intel Core Ultra 5 135UL are two active Intel processors aimed at different segments, with the former built for mobile devices and the latter for desktop systems. The data shows a clear divergence in architecture, core configuration, and measured performance, despite both carrying a 15 W TDP. The Core 7 350 is the newer part, with a 2026 release date, while the Core Ultra 5 135UL launched in 2024. This analysis relies on the benchmark scores and recorded specifications from the database to compare the two.

FAQ

Q: What are the core and thread counts for each processor?

A: The Intel Core 7 350 has 6 cores and 6 threads. The Intel Core Ultra 5 135UL has 12 cores and 14 threads.

Q: Which processor has a higher boost clock?

A: The Intel Core 7 350 boosts to 4.80 GHz, while the Intel Core Ultra 5 135UL boosts to 4.40 GHz.

Q: How does the process node differ between the two?

A: The Intel Core 7 350 is built on a 3 nm process, while the Intel Core Ultra 5 135UL uses a 7 nm process.

Q: What is the memory bandwidth difference?

A: The Intel Core 7 350 delivers 59.7 GB/s with a single-channel memory bus. The Intel Core Ultra 5 135UL provides 89.6 GB/s with a dual-channel memory bus.

Q: Do both processors have integrated graphics?

A: Yes. The Intel Core 7 350 uses Intel Xe3 Graphics with 2 Xe cores. The Intel Core Ultra 5 135UL uses Arc Xe-LPG with 64 EU.

Q: Which processor has a higher percentile ranking among all CPUs?

A: The Intel Core 7 350 ranks at the 71st percentile, while the Intel Core Ultra 5 135UL ranks at the 50th percentile.

Architecture Differences

The two processors represent different design philosophies and generations. The Intel Core 7 350 uses the Wildcat Lake codename and belongs to the Core 5 (Wildcat Lake) generation. It is built on a 3 nm process at Intel foundries. The Intel Core Ultra 5 135UL uses the Meteor Lake architecture, specifically the Meteor Lake-PS codename, and is manufactured on a 7 nm process. These process differences suggest the Core 7 350 is the more advanced part in terms of transistor density and power efficiency.

The core configurations differ substantially. The Core 7 350 has 6 cores and 6 threads, indicating no hyper-threading support. The Core Ultra 5 135UL has 12 cores and 14 threads, which implies a mix of performance and efficiency cores with some hyper-threading capability. Cache hierarchies also differ. The Core 7 350 has 192 KB of L1 cache per core, 2.5 MB of L2 cache per core, and 6 MB of shared L3 cache. The Core Ultra 5 135UL has 112 KB of L1 cache per core, 2 MB of L2 cache per core, and 12 MB of shared L3 cache. The larger shared L3 cache on the Core Ultra 5 135UL benefits workloads that rely on frequent data sharing across cores.

Memory support and connectivity differ as well. The Core 7 350 supports DDR5 and LPDDR5X with a single-channel memory bus, providing 59.7 GB/s of bandwidth. The Core Ultra 5 135UL supports DDR5 with a dual-channel memory bus, delivering 89.6 GB/s. The Core Ultra 5 135UL also has more PCIe lanes, offering Gen 4 with 8 lanes (CPU only) compared to Gen 4 with 6 lanes on the Core 7 350. The integrated graphics are different generations: Xe3 with 2 Xe cores on the Core 7 350 versus Arc Xe-LPG with 64 EU on the Core Ultra 5 135UL. The socket types differ, with the Core 7 350 using Intel BGA 1516 for mobile and the Core Ultra 5 135UL using Intel Socket 1851 for desktop.

Head-to-Head Benchmarks

The database contains a full set of benchmark scores for the Intel Core 7 350, while the Intel Core Ultra 5 135UL has no recorded benchmark scores in the database. This means a direct head-to-head comparison of measured performance is not possible from the recorded data. The head-to-head benchmark table is empty, and the win counts for both processors are zero.

However, the Core 7 350 has its own benchmark results that can be analyzed against its nearest rivals. The Core 7 350 achieves an average benchmark score of 17779. Its closest rival, the Intel Core 5 221TE, scores 17860, which is 0.5% higher. The AMD EPYC 9374F scores 17693, which is 0.5% lower. The AMD Ryzen 5 3600XT scores 17891, which is 0.6% higher. The Intel Core 5 120U scores 17898, which is 0.7% higher. These deltas place the Core 7 350 in a tight cluster around the 17700-17900 score range, indicating it performs on par with these established parts.

The Core 7 350's individual benchmark scores show a strong single-core performance profile. In Cinebench R23, it scores 2046 in single-core and 8030 in multi-core. In Cinebench R20, it scores 758 single-core and 5373 multi-core. Cinebench R15 results are 292 single-core and 1220 multi-core. PassMark tests show a single-thread score of 4100 and a multithread score of 15170. The integer math score is 33734, floating point math is 42809, and extended instructions score is 12045. Data compression scores 143123, while data encryption scores 10933. Find prime numbers scores 107, and random string sorting scores 17238. Physics tests score 1173.

Since the Core Ultra 5 135UL has no benchmark data, the comparison must rely on architectural and specification differences. The Core Ultra 5 135UL's dual-channel memory and higher bandwidth could provide an advantage in memory-intensive tasks, but without measured scores, this remains speculative. The Core 7 350's higher boost clock of 4.80 GHz versus 4.40 GHz suggests an advantage in single-threaded workloads, but again, no direct benchmark confirms this.

The Verdict

The data supports a clear distinction between the two processors. The Intel Core 7 350 is the higher-performing part based on its benchmark results and its 71st percentile ranking among all CPUs. It has a modern 3 nm process, a higher boost clock, and a strong single-core score of 2046 in Cinebench R23. The Core Ultra 5 135UL, with its 50th percentile ranking and no benchmark scores in the database, cannot be positioned as a performance equal.

The Core Ultra 5 135UL does offer advantages in core count, with 12 cores and 14 threads versus 6 cores and 6 threads, and a larger 12 MB L3 cache versus 6 MB. It also has higher memory bandwidth at 89.6 GB/s versus 59.7 GB/s. These specifications suggest it could handle multi-threaded and memory-heavy workloads well, but the absence of recorded benchmark scores limits any quantitative claim.

For a user selecting between the two, the Core 7 350 is the choice when measured performance and single-thread speed matter most. The Core Ultra 5 135UL is the choice when core count, cache size, and memory bandwidth are the primary considerations. The Core 7 350's launch MSRP is $469, which can be stated once as a reference point.

Specification Differences

The two processors differ in several key specification fields. The Core 7 350 has 6 cores and 6 threads, while the Core Ultra 5 135UL has 12 cores and 14 threads. The base clock differs slightly: 1.50 GHz for the Core 7 350 versus 1.60 GHz for the Core Ultra 5 135UL. The boost clock favors the Core 7 350 at 4.80 GHz versus 4.40 GHz.

The process node is 3 nm for the Core 7 350 and 7 nm for the Core Ultra 5 135UL. The socket types are different, with the Core 7 350 using Intel BGA 1516 and the Core Ultra 5 135UL using Intel Socket 1851. Cache configurations differ: L1 is 192 KB per core on the Core 7 350 versus 112 KB per core on the Core Ultra 5 135UL; L2 is 2.5 MB per core versus 2 MB per core; L3 is 6 MB shared versus 12 MB shared.

Memory support differs, with the Core 7 350 supporting DDR5 and LPDDR5X, while the Core Ultra 5 135UL supports DDR5 only. The memory bus is single-channel on the Core 7 350 and dual-channel on the Core Ultra 5 135UL. Memory bandwidth is 59.7 GB/s versus 89.6 GB/s. PCIe lanes are Gen 4 with 6 lanes on the Core 7 350 and Gen 4 with 8 lanes on the Core Ultra 5 135UL. Integrated graphics differ: Xe3 with 2 Xe cores versus Arc Xe-LPG with 64 EU. The market segment is mobile for the Core 7 350 and desktop for the Core Ultra 5 135UL. Release dates also differ, with the Core 7 350 releasing in 2026 and the Core Ultra 5 135UL in 2024.

Where Each One Wins

The Intel Core 7 350 wins in single-core performance based on its higher boost clock of 4.80 GHz and its measured Cinebench R23 single-core score of 2046. It also wins in overall measured performance, as shown by its average benchmark score of 17779 and its 71st percentile ranking. The Core 7 350 is the better option for workloads that depend on clock speed per thread, such as lightly threaded applications or tasks with low parallelism. Its newer 3 nm process also suggests better power efficiency, though no direct efficiency benchmark is recorded.

The Intel Core Ultra 5 135UL wins in core count, offering 12 cores and 14 threads versus 6 cores and 6 threads. It also wins in L3 cache size, with 12 MB shared versus 6 MB shared. Its dual-channel memory bus and 89.6 GB/s bandwidth are superior to the single-channel 59.7 GB/s of the Core 7 350. These attributes make the Core Ultra 5 135UL the better candidate for multi-threaded workloads that scale with core count and for memory-intensive tasks that benefit from higher bandwidth. Its desktop market segment and Socket 1851 also make it suitable for desktop builds, while the Core 7 350 targets mobile platforms.

The recorded data shows no benchmark wins for either processor in a head-to-head table, as that table is empty. The win allocation here is derived from specification advantages and the Core 7 350's available benchmark scores. The Core 7 350 is the measured performer; the Core Ultra 5 135UL is the specification-heavy alternative with untested performance in this database.