Intel Core 7 253PTE vs Intel Core Ultra 7 265HX Comparison

The Intel Core 7 253PTE and the Intel Core Ultra 7 265HX represent two distinct approaches to modern processing, one a desktop part and the other a mobile flagship. The benchmark data in the database shows a clear and consistent performance hierarchy, with the Core Ultra 7 265HX dominating across every recorded test. The Core 7 253PTE, while a capable desktop processor, is outclassed by the newer mobile chip in both single-threaded and multi-threaded workloads, as well as in specialized compute tasks. The following analysis breaks down the recorded measurements, architectural differences, and the specific performance profiles of each processor.

Head-to-Head Benchmarks

The Core Ultra 7 265HX wins all 17 head-to-head benchmark comparisons in the database. The largest margin of victory comes in the PassMark find prime numbers test, where the Core Ultra 7 265HX scores 406 against the Core 7 253PTE’s 82, a delta of -79.8% for the 253PTE. This indicates a massive advantage in integer-heavy, single-threaded mathematical workloads. The data encryption test also shows a significant gap, with the Core Ultra 7 265HX scoring 39472 versus 15500, a -60.7% delta. This suggests the newer architecture handles cryptographic instructions with considerably more efficiency.

In Cinebench tests, the Core Ultra 7 265HX’s lead is consistent. In Cinebench R23 multi-core, the 265HX scores 40642, nearly double the 253PTE’s 21276, a -47.7% difference. The single-core R23 result follows the same pattern: 5737 for the 265HX versus 3003 for the 253PTE, also a -47.7% delta. This near-identical percentage across both single and multi-core tests points to a broad architectural efficiency advantage rather than a scaling issue. The Cinebench R15 and R20 results confirm this, with the 265HX scoring 4096 and 17069 respectively, against 2144 and 8935 for the 253PTE, both showing -47.7% deltas.

The PassMark suite reveals a more nuanced picture. The closest contest is in integer math, where the Core Ultra 7 265HX scores 126954 against 119552 for the 253PTE, a relatively narrow -5.8% delta. This shows that in pure integer arithmetic, the two processors are more comparable, though the 265HX still leads. In floating point math, the 265HX’s 161605 score easily surpasses the 253PTE’s 67209, a -58.4% delta, indicating a much stronger FPU. Data compression and encryption also heavily favor the mobile chip, with scores of 511817 and 39472 versus 275828 and 15500, showing -46.1% and -60.7% deltas respectively.

The single-thread PassMark score shows a smaller but still decisive gap: 4500 for the 265HX versus 3794 for the 253PTE, a -15.7% delta. This suggests that while the 253PTE has a high boost clock of 5.40 GHz, the architectural efficiency of the 265HX, with its 5.30 GHz boost, delivers better per-clock performance. The multi-thread PassMark score of 47985 for the 265HX against 25031 for the 253PTE, a -47.8% delta, aligns with the Cinebench multi-core results. The physics test also favors the 265HX, scoring 2978 versus 1318, a -55.7% delta, and random string sorting shows a -54.8% delta with scores of 62458 and 28227.

The Verdict

The benchmark data is unequivocal: the Intel Core Ultra 7 265HX is the superior processor in every measured category. Its average benchmark score is 63173, placing it in the 93rd percentile of all CPUs in the database. The Core 7 253PTE, with an average score of 34962, sits in the 84th percentile. The 265HX’s nearest rivals, the Intel Core i7-13790F and AMD Ryzen AI 7 450G, have average scores of 63080 and 63331, with deltas of 0.1% and -0.2% respectively. The 253PTE’s closest competitors, the Intel Core i7-13800H and Intel Core i9-12900HX, score 34988 and 35003, with deltas of -0.1% for both.

For a user requiring maximum processing power in a mobile platform, the Core Ultra 7 265HX is the clear choice. Its 20 cores and 20 threads, combined with a 3 nm process node, deliver performance that rivals desktop parts. The Core 7 253PTE, as a desktop processor with a 45 W TDP, is a solid performer in its own right, but its 10 cores and 20 threads cannot match the throughput of the 265HX. The data shows that the 265HX delivers roughly double the multi-threaded performance of the 253PTE in Cinebench R23, making it the better option for heavily parallel workloads. The 253PTE’s only potential advantage lies in its platform, using Intel Socket 1700 and supporting DDR4 memory, which may appeal to users with existing infrastructure.

Architecture Differences

The two processors are built on fundamentally different foundations. The Intel Core 7 253PTE is a desktop part with the codename Bartlett Lake, manufactured on a 10 nm process at Intel. It uses the Intel Socket 1700 platform and has a TDP of 45 W. It features 10 cores and 20 threads, with a base clock of 1.80 GHz and a boost clock of 5.40 GHz. Its cache hierarchy includes 80 KB of L1 per core, 2 MB of L2 per core, and 33 MB of shared L3 cache. It supports both DDR4 and DDR5 memory over a dual-channel bus, with a memory bandwidth of 89.6 GB/s, and it supports ECC memory. It utilizes UHD Graphics 730 as its integrated GPU and provides Gen 5 PCIe with 16 lanes (CPU only).

The Intel Core Ultra 7 265HX is a mobile processor from the Core Ultra Series 2, based on the Arrow Lake architecture with the codename Arrow Lake-HX. It is manufactured on a 3 nm process at TSMC, with a transistor count of 17,800 million on a 243 mm² die. It uses the Intel BGA 2114 socket and has a TDP of 55 W. It has 20 cores and 20 threads, with a base clock of 2.60 GHz and a boost clock of 5.30 GHz. Its cache includes 192 KB of L1 per core, 3 MB of L2 per core, and 30 MB of shared L3 cache. It supports only DDR5 memory over a dual-channel bus, with a higher memory bandwidth of 102.4 GB/s, and it does not support ECC memory. It features Arc Xe-LPG Graphics with 64 execution units and provides Gen 5 PCIe with 20 lanes (CPU only).

The process node difference is significant: 10 nm for the 253PTE versus 3 nm for the 265HX. This explains much of the efficiency gap. The 265HX also has double the core count, 20 versus 10, and larger per-core caches. The 253PTE has a slightly larger shared L3 cache at 33 MB versus 30 MB. The 265HX has a higher base clock of 2.60 GHz, but a slightly lower boost clock of 5.30 GHz versus 5.40 GHz. The 265HX is an unlocked multiplier part, while the 253PTE is locked. The 265HX also offers more PCIe lanes, 20 versus 16.

FAQ

Q: Which processor has a higher boost clock?

A: The Intel Core 7 253PTE has a boost clock of 5.40 GHz, while the Intel Core Ultra 7 265HX has a boost clock of 5.30 GHz.

Q: How do the multi-core Cinebench R23 scores compare?

A: The Intel Core Ultra 7 265HX scores 40642 in Cinebench R23 multi-core, while the Intel Core 7 253PTE scores 21276, a -47.7% delta.

Q: What are the process nodes for each processor?

A: The Intel Core 7 253PTE is manufactured on a 10 nm process at Intel, while the Intel Core Ultra 7 265HX is manufactured on a 3 nm process at TSMC.

Q: Do both processors support ECC memory?

A: No. The Intel Core 7 253PTE supports ECC memory, while the Intel Core Ultra 7 265HX does not.

Q: What is the memory bandwidth difference?

A: The Intel Core Ultra 7 265HX has a memory bandwidth of 102.4 GB/s, while the Intel Core 7 253PTE has a memory bandwidth of 89.6 GB/s.

Q: Which processor has a higher average benchmark score?

A: The Intel Core Ultra 7 265HX has an average benchmark score of 63173, compared to 34962 for the Intel Core 7 253PTE.

Where Each One Wins

The Intel Core Ultra 7 265HX wins in every benchmark category recorded in the database. Its most dominant areas are in specialized compute tasks like prime number finding (-79.8% delta) and data encryption (-60.7% delta). It also shows a large lead in floating point math (-58.4% delta) and extended instructions (-58% delta). For content creation and rendering workloads, as measured by Cinebench, the 265HX delivers nearly double the performance of the 253PTE across all versions of the test. Its higher memory bandwidth and larger core count make it the superior choice for multi-threaded applications.

The Intel Core 7 253PTE, while losing every benchmark, still has specific attributes that define its use case. Its support for DDR4 memory and ECC memory makes it a viable option for certain workstation or server environments where those features are required. Its 45 W TDP is lower than the 265HX’s 55 W, which could be a consideration for systems with thermal constraints. The 253PTE also has a slightly higher boost clock of 5.40 GHz, though this does not translate into a single-thread benchmark win, as the 265HX still leads by -15.7% in the PassMark single-thread test. The 253PTE’s closest rivals, such as the Intel Core i7-13800H, have average scores that are essentially identical, with a delta of -0.1%, placing it in a competitive desktop performance tier. The 265HX, with its nearest rivals like the Intel Core i7-13790F, sits in a higher performance class overall.