Intel Core Ultra 5 235A vs Intel Core Ultra 7 265T Comparison

The Intel Core Ultra 5 235A and Intel Core Ultra 7 265T are both desktop processors from Intel's Core Ultra Series 2, built on the Arrow Lake architecture and using the same Intel Socket 1851. Despite the Ultra 7 branding suggesting a higher tier, the benchmark data reveals a surprisingly consistent advantage for the Ultra 5 235A across most tests, with the Ultra 7 265T only managing to win in two specific workload categories.

Head-to-Head Benchmarks

The data shows a clear pattern of dominance for the Intel Core Ultra 5 235A in the Cinebench suite. Across all three versions of the test, the Ultra 5 235A holds a nearly identical 3.4% lead in both single-core and multi-core performance. In Cinebench R23, the Ultra 5 235A scores 32,633 points versus 31,558 for the Ultra 7 265T, while in single-core it posts 4,607 against 4,455. This consistency extends to Cinebench R15 and R20, where the delta remains at 3.3% to 3.4% in favor of the Ultra 5 235A.

The PassMark suite tells a more nuanced story. The Ultra 5 235A wins the PassMark multithread test with 38,392 points against 37,084, a 3.5% margin. Its largest victories come in find prime numbers, where it scores 392 versus 322, a commanding 21.7% lead, and in random string sorting, where it posts 49,489 against 44,400, an 11.5% advantage. Extended instructions also favor the Ultra 5 235A by 10.5%, with scores of 31,625 versus 28,609. Smaller wins for the Ultra 5 235A appear in data compression (393,800 vs 370,158, a 6.4% edge), single-thread performance (4,557 vs 4,338, a 5% lead), and data encryption (30,136 vs 29,687, a 1.5% margin). Physics performance is also slightly ahead, at 2,437 versus 2,391.

The Ultra 7 265T claims its two victories in math-heavy workloads. In floating point math, it scores 129,817 against 118,778, an 8.5% advantage. More substantially, in integer math it reaches 104,943 versus 88,626, representing a 15.5% lead for the Ultra 7 265T. These two wins highlight a specialization in raw arithmetic throughput that the Ultra 5 235A cannot match.

Overall, the head-to-head record stands at 15 wins for the Intel Core Ultra 5 235A and 2 wins for the Intel Core Ultra 7 265T. The average benchmark scores reflect this, with the Ultra 5 235A posting 48,201 versus 47,697 for the Ultra 7 265T, a difference of roughly 1%. Both processors sit in the 90th percentile of all CPUs, indicating they are closely matched in overall performance rankings.

FAQ

Q: Which processor wins more benchmark tests?

A: The Intel Core Ultra 5 235A wins 15 of the 17 head-to-head benchmarks, while the Intel Core Ultra 7 265T wins only 2.

Q: What is the largest performance gap between the two?

A: The largest gap is in the PassMark find prime numbers test, where the Intel Core Ultra 5 235A leads by 21.7%, scoring 392 versus 322.

Q: Are there any tests where the Intel Core Ultra 7 265T is notably faster?

A: Yes, the Ultra 7 265T is 15.5% faster in PassMark integer math (104,943 vs 88,626) and 8.5% faster in floating point math (129,817 vs 118,778).

Q: How do the two processors compare in single-threaded performance?

A: The Intel Core Ultra 5 235A is consistently ahead, leading by 3.3% in Cinebench R15, 3.4% in R20, 3.4% in R23, and 5% in the PassMark single-thread test.

Q: What is the difference in their average benchmark scores?

A: The Intel Core Ultra 5 235A has an average benchmark score of 48,201, while the Intel Core Ultra 7 265T scores 47,697, placing the Ultra 5 235A about 1% higher.

Q: Which processor has a higher boost clock?

A: The Intel Core Ultra 7 265T has a higher boost clock at 5.30 GHz, compared to 5.00 GHz for the Intel Core Ultra 5 235A, despite losing most benchmarks.

Architecture Differences

Both processors share the same foundational architecture: Arrow Lake-S on a 3 nm TSMC process node, with 17,800 million transistors and a die size of 243 mm². They are both built for the Intel Socket 1851 and use DDR5 memory over a dual-channel bus with 102.4 GB/s of bandwidth. Neither supports ECC memory, and both have 192 KB of L1 cache per core and 3 MB of L2 cache per core.

The core configurations differ significantly. The Intel Core Ultra 5 235A has 14 cores and 14 threads, while the Intel Core Ultra 7 265T has 20 cores and 20 threads. Neither processor supports hyper-threading, as thread counts equal core counts. The L3 cache also differs: the Ultra 5 235A has 24 MB shared, while the Ultra 7 265T has 30 MB shared. This additional cache and six extra cores could theoretically benefit the Ultra 7 265T, yet the benchmark data does not reflect that advantage.

Clock speeds present a paradox. The Ultra 5 235A has a base clock of 3.40 GHz and a boost clock of 5.00 GHz. The Ultra 7 265T has a much lower base clock of 1.50 GHz but a higher boost clock of 5.30 GHz. The lower base clock likely explains why the Ultra 7 265T falls behind in many sustained workloads, despite having more cores and a higher peak frequency. The thermal design power differs as well, with the Ultra 5 235A rated at 65 watts and the Ultra 7 265T at 35 watts, indicating the latter is tuned for lower power consumption.

Integrated graphics also vary. The Ultra 5 235A includes Arc Xe-LPG Graphics with 24 execution units, while the Ultra 7 265T doubles that to 64 execution units. PCIe support is identical, with Gen 5 and 20 lanes from the CPU. The release dates differ, with the Ultra 7 265T launching on 2025-01-06 and the Ultra 5 235A on 2025-07-28. The launch MSRP for the Ultra 5 235A is $269, and for the Ultra 7 265T it is $384.

The Verdict

The data presents a clear picture: the Intel Core Ultra 5 235A is the stronger performer in the vast majority of workloads. It leads in every Cinebench test, all but two PassMark tests, and holds a higher average benchmark score. The 3.4% advantage across Cinebench multi-core tests is particularly telling, as it suggests that despite having fewer cores, the Ultra 5 235A's higher base clock of 3.40 GHz versus 1.50 GHz allows it to sustain better throughput in rendering and encoding tasks.

The Intel Core Ultra 7 265T is not without merit. Its 15.5% lead in integer math and 8.5% lead in floating point math indicate that for specialized computational workloads, it can outperform the Ultra 5 235A. The higher boost clock of 5.30 GHz and the additional 6 MB of L3 cache likely contribute to these arithmetic wins. However, these are narrow victories in a benchmark suite where the Ultra 5 235A dominates elsewhere.

For a buyer choosing between these two, the benchmark results favor the Intel Core Ultra 5 235A for general-purpose computing, multi-threaded applications, and single-thread performance. The Ultra 7 265T should only be considered if the specific workload is heavily reliant on integer or floating point math, where it demonstrates a clear edge. The lower TDP of 35 watts for the Ultra 7 265T versus 65 watts for the Ultra 5 235A also suggests it may be more suitable for power-constrained systems, despite its lower overall performance.

Specification Differences

The two processors differ in several key specifications. Core count is the most obvious: the Ultra 5 235A has 14 cores and 14 threads, while the Ultra 7 265T has 20 cores and 20 threads. Base clock speeds diverge significantly, with the Ultra 5 235A at 3.40 GHz and the Ultra 7 265T at 1.50 GHz. Boost clocks also differ, at 5.00 GHz for the Ultra 5 235A and 5.30 GHz for the Ultra 7 265T. Thermal design power is another differentiator, with the Ultra 5 235A rated at 65 watts and the Ultra 7 265T at 35 watts.

L3 cache capacity is larger on the Ultra 7 265T at 30 MB shared, compared to 24 MB shared on the Ultra 5 235A. Integrated graphics hardware differs, with the Ultra 5 235A featuring Arc Xe-LPG Graphics with 24 execution units and the Ultra 7 265T featuring the same architecture but with 64 execution units. Release dates show the Ultra 7 265T launched earlier on 2025-01-06, while the Ultra 5 235A followed on 2025-07-28. The launch MSRP for the Ultra 5 235A is $269 and for the Ultra 7 265T is $384. Part numbers also differ: SRWPN for the Ultra 5 235A and SRQCS for the Ultra 7 265T.

Where Each One Wins

The Intel Core Ultra 5 235A wins in rendering and encoding workloads, as demonstrated by its consistent 3.4% lead across all Cinebench multi-core tests. It also excels in data compression, with a 6.4% advantage, and in random string sorting, with an 11.5% lead. For single-threaded applications, the Ultra 5 235A is the pick, holding a 5% advantage in PassMark single-thread and a 3.4% edge in Cinebench R23 single-core. Security and encryption tasks favor the Ultra 5 235A, which leads by 1.5% in data encryption. Prime number calculations are a strong suit for the Ultra 5 235A, with a 21.7% margin.

The Intel Core Ultra 7 265T wins specifically in arithmetic-heavy workloads. Its 15.5% lead in integer math and 8.5% lead in floating point math make it the better choice for scientific computing, financial modeling, or any application that processes large volumes of numerical calculations. The higher boost clock of 5.30 GHz likely contributes to these wins, allowing it to reach higher peak performance in short bursts. The larger L3 cache of 30 MB may also aid in keeping more data close to the cores during these calculations.

For users with mixed workloads, the data clearly favors the Intel Core Ultra 5 235A, which wins 15 out of 17 tests. The Ultra 7 265T is a niche pick for math-focused tasks, where its dual victories provide a tangible benefit. Power-sensitive builds might also prefer the Ultra 7 265T due to its 35-watt TDP, but from a pure performance standpoint, the Ultra 5 235A is the superior processor according to the benchmark results.