Intel Core 9 273PE vs Intel Core Ultra 7 165UL Comparison

Intel Core 9 273PE vs Intel Core Ultra 7 165UL

The database shows two very different Intel desktop processors. The Core 9 273PE is a high-performance 12-core, 24-thread part built on the Bartlett Lake architecture, while the Core Ultra 7 165UL is a 12-core, 14-thread power-sipping Meteor Lake-PS chip. Benchmark data for the Core Ultra 7 165UL is absent from the database, so the analysis below relies on the extensive recorded scores for the Core 9 273PE and its known architectural positioning. The Core 9 273PE sits in the 90th percentile of all CPUs tracked, with an average benchmark score of 49,845, placing it directly between the AMD Ryzen AI Max+ 388 (49,796, 0.1% slower) and the Intel Core i9-13980HX (50,398, 1.1% faster), as well as the AMD Ryzen AI 9 HX PRO 370 (50,448, 1.2% faster).

Head-to-Head Benchmarks

Direct head-to-head benchmark comparisons between the two processors are not recorded in the database, so no exact score deltas can be cited. However, the Core 9 273PE has a full suite of Cinebench and PassMark results, while the Core Ultra 7 165UL has none. This means the Core 9 273PE wins every measurable benchmark category by default of having data. Its Cinebench R23 multi-core score is 31,288, and its single-core score is 4,417. In Cinebench R20, it scores 13,140 multi-core and 1,855 single-core. The Cinebench R15 results show 3,153 multi-core and 445 single-core.

PassMark results for the Core 9 273PE are equally comprehensive. The multi-thread score is 36,810, and the single-thread score is 3,650. Integer math reaches 139,410, while floating point math computes at 107,884. Data compression scores 405,885, and data encryption hits 22,719. Extended instructions (AVX, SSE, etc.) post 24,630, and the find prime numbers test yields 203. Physics simulation scores 3,120, and random string sorting produces 45,098.

For the Core Ultra 7 165UL, the recorded data shows zero benchmark scores, an average benchmark score of zero, and no rival comparisons. This absence of data prevents any quantitative head-to-head comparison, but it also indicates that the Core 9 273PE is the only one of the two with verified performance metrics in the database. The Core 9 273PE's 90th percentile ranking and its proximity to the AMD Ryzen AI Max+ 388 (0.1% behind) and the Intel Core i9-13980HX (1.1% behind) suggest it operates in a high-end desktop performance tier, whereas the Core Ultra 7 165UL's 50th percentile placement and lack of scores imply a mid-range or efficiency-focused role that has not been measured in the same way.

Where Each One Wins

The Core 9 273PE wins in any workload that demands raw compute throughput. Its 24 threads, compared to the Core Ultra 7 165UL's 14 threads, give it a clear advantage in multi-threaded applications like video rendering, 3D simulation, and batch data processing. The Cinebench R23 multi-core score of 31,288 reflects this capability. Single-thread performance also favors the Core 9 273PE, with a boost clock of 5.70 GHz versus 4.90 GHz for the Core Ultra 7 165UL, and its Cinebench R23 single-core score of 4,417 confirms strong per-core speed.

The Core Ultra 7 165UL wins in power efficiency and platform integration. Its 15 W TDP is drastically lower than the 65 W TDP of the Core 9 273PE, which means it produces far less heat and requires less cooling. It uses the Intel Socket 1851 platform, which is newer than the Socket 1700 of the Core 9 273PE, and it integrates Arc Xe-LPG 64EU graphics, a more capable iGPU than the UHD Graphics 730 on the Core 9 273PE. For tasks like office productivity, light media playback, or fanless or low-noise builds, the Core Ultra 7 165UL is the practical choice, provided its performance is sufficient, which the database does not quantify.

The Core 9 273PE also wins on memory flexibility and ECC support. It supports both DDR4 and DDR5 memory, while the Core Ultra 7 165UL supports only DDR5, and the Core 9 273PE has ECC memory capability, which the Core Ultra 7 165UL lacks. For workstation users who require error-correcting memory, the Core 9 273PE is the only option here. The Core 9 273PE also uses PCIe Gen 5 with 16 CPU lanes, whereas the Core Ultra 7 165UL uses PCIe Gen 4 with 8 CPU lanes, making the Core 9 273PE superior for high-bandwidth GPUs and NVMe storage.

Architecture Differences

The Core 9 273PE is built on the Bartlett Lake architecture, a 10 nm process from Intel. It features 12 cores and 24 threads, indicating that all cores support Hyper-Threading. Its cache hierarchy includes 80 KB of L1 per core, 2 MB of L2 per core, and 36 MB of shared L3 cache. The Core Ultra 7 165UL uses the Meteor Lake architecture, specifically the Meteor Lake-PS codename, on a 7 nm process. It also has 12 cores but only 14 threads, meaning some cores do not support Hyper-Threading. Its cache is configured as 112 KB of L1 per core, 2 MB of L2 per core, but only 12 MB of shared L3 cache, which is one-third of the Core 9 273PE's L3.

The process node difference is notable: 10 nm for Bartlett Lake versus 7 nm for Meteor Lake. The smaller 7 nm node typically allows for better power efficiency per transistor, which aligns with the Core Ultra 7 165UL's 15 W TDP. However, the larger L3 cache on the Core 9 273PE (36 MB vs 12 MB) suggests it is designed to keep more data on-die for high-performance workloads. The Core Ultra 7 165UL's integrated graphics are Arc Xe-LPG 64EU, a modern GPU architecture, while the Core 9 273PE uses UHD Graphics 730, an older, more basic iGPU.

The Core Ultra 7 165UL is part of the Core Ultra Series 1, indicating a distinct product line focused on efficiency and platform features like the newer Socket 1851. The Core 9 273PE is a standalone Core 9 part in the Bartlett Lake generation, aimed at desktop performance. The release dates confirm the generational gap: the Core Ultra 7 165UL launched on April 7, 2024, while the Core 9 273PE launched on March 8, 2026, nearly two years later.

Specification Differences

The two processors differ in several key specifications. The Core 9 273PE has a base clock of 2.30 GHz and a boost clock of 5.70 GHz, while the Core Ultra 7 165UL has a base clock of 1.70 GHz and a boost clock of 4.90 GHz. The TDP is a major separator: 65 W for the Core 9 273PE versus 15 W for the Core Ultra 7 165UL. The sockets differ, with the Core 9 273PE using Intel Socket 1700 and the Core Ultra 7 165UL using Intel Socket 1851.

Memory support differs: the Core 9 273PE supports DDR4 and DDR5, while the Core Ultra 7 165UL supports only DDR5, with the database noting that support depends on the motherboard. Both use dual-channel memory buses and have the same memory bandwidth of 89.6 GB/s. ECC memory is supported on the Core 9 273PE but not on the Core Ultra 7 165UL. PCIe connectivity differs: the Core 9 273PE offers Gen 5 with 16 lanes (CPU only), while the Core Ultra 7 165UL offers Gen 4 with 8 lanes (CPU only).

Thread counts differ: 24 threads on the Core 9 273PE versus 14 threads on the Core Ultra 7 165UL, despite both having 12 cores. The cache sizes differ in L1 and L3, as noted above. The launch MSRP for the Core 9 273PE is $549, and for the Core Ultra 7 165UL it is $447. Both processors have locked multipliers, so neither supports overclocking. The part numbers are SA4QD for the Core 9 273PE and SRN95 for the Core Ultra 7 165UL.

FAQ

Q: Which processor has a higher boost clock?

A: The Intel Core 9 273PE has a boost clock of 5.70 GHz, which is higher than the 4.90 GHz boost clock of the Intel Core Ultra 7 165UL.

Q: Do both processors have the same number of cores?

A: Yes, both have 12 cores. However, the Core 9 273PE has 24 threads, while the Core Ultra 7 165UL has 14 threads.

Q: Which processor supports ECC memory?

A: The Intel Core 9 273PE supports ECC memory. The Intel Core Ultra 7 165UL does not support ECC memory.

Q: What is the difference in shared L3 cache?

A: The Core 9 273PE has 36 MB of shared L3 cache, while the Core Ultra 7 165UL has 12 MB of shared L3 cache.

Q: Which processor uses a newer PCIe standard?

A: The Core 9 273PE uses PCIe Gen 5 with 16 lanes (CPU only). The Core Ultra 7 165UL uses PCIe Gen 4 with 8 lanes (CPU only).

Q: How do the TDPs compare?

A: The Core 9 273PE has a TDP of 65 W, while the Core Ultra 7 165UL has a TDP of 15 W.

The Verdict

The recorded data makes the choice clear for users who need performance. The Intel Core 9 273PE delivers verified, high-end benchmark scores, including a Cinebench R23 multi-core score of 31,288 and a single-core score of 4,417. It ranks in the 90th percentile of all CPUs, and its average score of 49,845 places it within 1.2% of the AMD Ryzen AI 9 HX PRO 370 and the Intel Core i9-13980HX. It supports DDR4 and DDR5 memory, includes ECC, and offers PCIe Gen 5 with 16 lanes. Its 65 W TDP and 5.70 GHz boost clock indicate a desktop part built for heavy workloads.

The Intel Core Ultra 7 165UL has no recorded benchmark scores, so its performance cannot be quantified from the database. Its strengths are efficiency and platform modernity: a 15 W TDP, a 7 nm process, a newer Socket 1851, and Arc Xe-LPG 64EU integrated graphics. It supports only DDR5 and lacks ECC, and its PCIe Gen 4 with 8 lanes is more limited. Its 50th percentile ranking, without any average score, suggests it occupies a lower performance tier.

For anyone building a desktop PC for tasks like rendering, simulation, or data processing, the Core 9 273PE is the only option with measured performance to back it. For a low-power, quiet system where the iGPU is sufficient and the workload is light, the Core Ultra 7 165UL is the logical pick, but buyers should be aware that its performance is unverified in this database. The data does not support a recommendation for the Core Ultra 7 165UL in any scenario that requires high throughput, as its thread count, cache size, and clock speeds all trail the Core 9 273PE.