Intel Core 7 253PE vs Intel Core Ultra 5 235HX Comparison

The Intel Core 7 253PE and the Intel Core Ultra 5 235HX occupy different segments of the processor market, and the recorded benchmark data shows a clear performance hierarchy between them. The Core Ultra 5 235HX, a mobile part based on the Arrow Lake architecture, dominates the vast majority of tests, while the Core 7 253PE, a desktop processor from the Bartlett Lake family, secures a single but notable victory in integer math workloads. This analysis breaks down the benchmark results to determine where each processor excels and which one is the appropriate choice based on the data.

Where Each One Wins

The data shows a decisive split in workload dominance. The Intel Core Ultra 5 235HX wins 16 of the 17 recorded head-to-head comparisons, establishing itself as the superior performer across most application types. Its wins span the entire Cinebench suite, covering both single-core and multi-core rendering tests, as well as the majority of PassMark workload simulations.

The Core Ultra 5 235HX demonstrates particular strength in data encryption, where it scores 32697 compared to the Core 7 253PE's 18385, a delta of 43.8%. This indicates a substantial advantage in cryptographic workloads. The processor also excels in prime number calculations, scoring 361 versus 138, a 61.8% lead, which suggests superior performance in workloads that rely on integer arithmetic and algorithmic efficiency. Floating point math shows a similar pattern, with the Core Ultra 5 235HX scoring 129819 against 80870, a 37.7% advantage.

The Intel Core 7 253PE claims a single victory in the PassMark integer math test. It scores 114158, which is 17.5% ahead of the Core Ultra 5 235HX's 97177. This result indicates that for specific integer-heavy computational tasks, the desktop processor can outperform its mobile counterpart despite losing in nearly every other category. The Core 7 253PE also holds advantages in its platform characteristics, including support for DDR4 and DDR5 memory and ECC memory functionality, which the Core Ultra 5 235HX lacks.

The Verdict

The benchmark data indicates that the Intel Core Ultra 5 235HX is the stronger processor for nearly all measured workloads. Its average benchmark score of 52073 places it in the 91st percentile of all CPUs, while the Core 7 253PE achieves an average score of 40557, placing it in the 87th percentile. The Core Ultra 5 235HX sits alongside rivals such as the AMD Ryzen 9 5950X and Intel Core i7-14700, with delta percentages of 0.2% and -0.4% respectively, indicating it performs in the same class as those established desktop processors.

The Core 7 253PE's nearest rivals include the Intel Core 5 223PE and AMD Ryzen 9 7940H, with delta percentages of -0.1% and 0.3% respectively. This places the Core 7 253PE in a lower performance tier than the Core Ultra 5 235HX, despite being a desktop part with a higher thermal design power of 65 watts compared to the mobile chip's 55 watts.

For users prioritizing raw computational throughput across rendering, encryption, compression, and general multi-threaded workloads, the Core Ultra 5 235HX is the clear choice based on the recorded measurements. The Core 7 253PE only becomes relevant for workloads specifically optimized for integer math operations, where its 17.5% advantage could translate into tangible performance gains. The desktop processor also offers platform flexibility through its support for both DDR4 and DDR5 memory and ECC memory, which may be deciding factors for certain professional or server-adjacent use cases.

Head-to-Head Benchmarks

The Cinebench results show consistent and substantial leads for the Core Ultra 5 235HX across all versions and test types. In Cinebench R23 multi-core, the Core Ultra 5 235HX scores 34731 against the Core 7 253PE's 24880, a 28.4% difference. The single-core R23 test shows a similar gap, with scores of 4903 and 3512 respectively, also a 28.4% delta. These margins repeat across R15 and R20 versions, indicating a stable architectural advantage rather than a test-specific anomaly.

The PassMark suite reveals the widest margins in specialized workloads. Data encryption shows a 43.8% lead for the Core Ultra 5 235HX, with scores of 32697 and 18385. Prime number finding demonstrates the largest relative gap at 61.8%, with the Core Ultra 5 235HX scoring 361 against 138. Extended instructions tests show a 37.4% advantage, and floating point math shows a 37.7% lead. Random string sorting completes the pattern with a 35.6% difference in favor of the Core Ultra 5 235HX.

The single exception in the head-to-head results is the PassMark integer math test. The Core 7 253PE scores 114158, which is 17.5% higher than the Core Ultra 5 235HX's 97177. This is the only test where the desktop processor outperforms the mobile chip, and the margin is substantial enough to suggest a meaningful architectural difference in how each processor handles integer arithmetic. The Core 7 253PE also scores higher in PassMark multithread tests in absolute terms, with 29271 versus 40849, but this still represents a 28.3% deficit.

FAQ

Q: Which processor has a higher average benchmark score?

A: The Intel Core Ultra 5 235HX has an average benchmark score of 52073, while the Intel Core 7 253PE scores 40557. The Core Ultra 5 235HX also holds a higher percentile ranking at 91% compared to 87% for the Core 7 253PE.

Q: Does the Intel Core 7 253PE win any benchmark tests?

A: Yes, the Core 7 253PE wins the PassMark integer math test with a score of 114158, which is 17.5% higher than the Core Ultra 5 235HX's score of 97177. This is its only victory across the 17 recorded head-to-head comparisons.

Q: What are the core and thread configurations of each processor?

A: The Intel Core 7 253PE has 10 cores and 20 threads, while the Intel Core Ultra 5 235HX has 14 cores and 14 threads. Despite having fewer cores, the Core Ultra 5 235HX delivers higher performance in most tests.

Q: How do the cache sizes differ between the two processors?

A: The Core 7 253PE has 80 KB of L1 cache per core, 2 MB of L2 cache per core, and 33 MB of shared L3 cache. The Core Ultra 5 235HX has 192 KB of L1 cache per core, 3 MB of L2 cache per core, and 24 MB of shared L3 cache.

Q: Which processor supports ECC memory?

A: The Intel Core 7 253PE supports ECC memory, while the Intel Core Ultra 5 235HX does not. The Core 7 253PE also supports both DDR4 and DDR5 memory, whereas the Core Ultra 5 235HX supports only DDR5.

Q: What are the manufacturing process nodes for each chip?

A: The Core 7 253PE is manufactured on Intel's 10 nm process, while the Core Ultra 5 235HX uses TSMC's 3 nm process. The Core Ultra 5 235HX contains 17,800 million transistors on a 243 mm² die.

Architecture Differences

The two processors represent fundamentally different architectural approaches. The Intel Core 7 253PE uses the Bartlett Lake codename and is built on Intel's 10 nm process node. It features 10 cores and 20 threads, indicating support for simultaneous multithreading. The processor operates with a base clock of 2.50 GHz and a boost clock of 5.50 GHz, with a thermal design power of 65 watts. It uses the Intel Socket 1700 platform and includes UHD Graphics 730 integrated graphics.

The Intel Core Ultra 5 235HX belongs to the Core Ultra Series 2 and uses the Arrow Lake architecture with the Arrow Lake-HX codename. It is manufactured on TSMC's 3 nm process node, a more advanced process that contributes to its efficiency and performance. The chip contains 17,800 million transistors on a 243 mm² die. It has 14 cores and 14 threads, which means it does not use simultaneous multithreading despite having more physical cores. The base clock is 2.90 GHz with a boost clock of 5.10 GHz, and the thermal design power is 55 watts. It uses the Intel BGA 2114 socket and integrates Arc Xe-LPG Graphics with 48 execution units.

Cache architecture differs notably between the two. The Core 7 253PE provides 80 KB of L1 cache per core, 2 MB of L2 cache per core, and 33 MB of shared L3 cache. The Core Ultra 5 235HX provides larger per-core caches with 192 KB of L1 and 3 MB of L2, but less shared L3 cache at 24 MB. The larger per-core caches in the Core Ultra 5 235HX likely contribute to its superior single-threaded performance, while the larger L3 cache in the Core 7 253PE does not compensate for its other disadvantages in the recorded benchmarks.

Memory support also differentiates the platforms. The Core 7 253PE supports both DDR4 and DDR5 memory in a dual-channel configuration with a memory bandwidth of 89.6 GB/s. It also supports ECC memory, a feature absent from the Core Ultra 5 235HX. The Core Ultra 5 235HX supports only DDR5 but achieves a higher memory bandwidth of 102.4 GB/s. PCIe connectivity favors the mobile chip, which provides Gen 5 with 20 lanes, while the desktop chip offers Gen 5 with 16 lanes. The Core Ultra 5 235HX has an unlocked multiplier, enabling overclocking, while the Core 7 253PE does not.

The release dates and market positioning also differ. The Core 7 253PE was released later with a launch MSRP of $384, while the Core Ultra 5 235HX has no recorded launch MSRP. The Core 7 253PE targets the desktop segment, while the Core Ultra 5 235HX is designed for mobile platforms. These architectural differences, combined with the benchmark results, paint a clear picture of two processors optimized for different priorities, with the Core Ultra 5 235HX delivering superior measured performance across nearly all tested workloads.