Intel Core 7 253PTE vs Intel Core i5-14400T Comparison

FAQ

Q: Which processor has the higher boost clock?

A: The Intel Core 7 253PTE has a boost clock of 5.40 GHz, while the Intel Core i5-14400T has a boost clock of 4.50 GHz.

Q: How do the two processors compare in core and thread counts?

A: Both processors have 10 cores. The Intel Core 7 253PTE has 20 threads, while the Intel Core i5-14400T has 16 threads.

Q: What are the thermal design power (TDP) ratings for each chip?

A: The Intel Core 7 253PTE has a TDP of 45 watts, and the Intel Core i5-14400T has a TDP of 35 watts.

Q: Do both processors use the same socket and integrated graphics?

A: Yes, both use Intel Socket 1700 and both integrate UHD Graphics 730.

Q: What is the difference in L3 cache capacity?

A: The Intel Core 7 253PTE has 33 MB of shared L3 cache, while the Intel Core i5-14400T has 20 MB of shared L3 cache.

Q: Which processor has the higher average benchmark score?

A: The Intel Core 7 253PTE has an average benchmark score of 34962, compared to 27166 for the Intel Core i5-14400T.

The Verdict

The data shows a clear performance hierarchy between these two desktop processors. The Intel Core 7 253PTE wins all 17 head-to-head benchmark comparisons against the Intel Core i5-14400T, with zero wins for the latter.

The Intel Core 7 253PTE sits at the 84th percentile of all CPUs in the database, while the Intel Core i5-14400T sits at the 79th percentile. The Core 7 253PTE's average benchmark score of 34962 places it within 0.1% of the Intel Core i7-13800H and the Intel Core i9-12900HX, and 0.2% above the Intel Xeon 6349P and the AMD Ryzen 5 150. The Core i5-14400T's average score of 27166 puts it effectively level with the Intel Core i9-9900K (0.3% higher) and the AMD Ryzen 7 5700G (0.4% higher), while trailing the Intel Core i7-13700H by 0.7% and the AMD Ryzen 3 PRO 5355G by 0.8%.

The Core 7 253PTE is the faster chip in every measured workload. It delivers higher single-thread performance, higher multi-thread performance, and higher memory-bandwidth-sensitive results. The Core i5-14400T remains a competent processor, but the benchmark data consistently places it a step behind. For workloads where the Core 7 253PTE excels, the margin is substantial, particularly in integer math where it leads by 82.1%.

The Core i5-14400T does offer a lower TDP of 35 watts compared to 45 watts for the Core 7 253PTE, which may matter for compact builds with limited cooling. However, any power advantage is not reflected in benchmark wins. The launch MSRP for the Intel Core 7 253PTE is $384, and the launch MSRP for the Intel Core i5-14400T is $221.

Head-to-Head Benchmarks

The head-to-head data records a sweep: the Intel Core 7 253PTE wins all 17 comparisons. The largest margins appear in compute-heavy tests. In PassMark integer math, the Core 7 253PTE scores 119552 against 65667 for the Core i5-14400T, a delta of 82.1%. Floating point math shows a 36.8% advantage, with scores of 67209 versus 49139.

The Cinebench suite shows consistent leads of 23.8% across R15 multi-core (2144 vs 1732), R15 single-core (302 vs 244), R20 multi-core (8935 vs 7219), R23 multi-core (21276 vs 17189), and R23 single-core (3003 vs 2426). The R20 single-core test shows a 23.9% delta (1261 vs 1018), the largest single margin in the Cinebench group.

PassMark multi-thread performance favors the Core 7 253PTE by 23.8%, with scores of 25031 versus 20223. Data compression shows a 17.1% lead (275828 vs 235636), and data encryption shows a 17% lead (15500 vs 13244). Extended instructions tests record a 17.4% advantage (17099 vs 14562). Random string sorting shows a 12.1% delta (28227 vs 25181), and find prime numbers shows a 12.3% delta (82 vs 73).

The smallest margins appear in physics and single-thread tests. PassMark physics scores 1318 for the Core 7 253PTE versus 1244 for the Core i5-14400T, a 5.9% delta. PassMark single-thread scores 3794 versus 3512, an 8% delta. These narrower gaps indicate that the Core i5-14400T is relatively closer in lightly threaded workloads, but even there it does not win.

Specification Differences

The two processors share several specifications. Both have 10 cores, both use Intel Socket 1700, both support DDR4 and DDR5 memory, both use dual-channel memory, both support ECC memory, both feature PCIe Gen 5 with 16 CPU lanes, both integrate UHD Graphics 730 graphics, both target the desktop market segment, both have an active production status, and neither has an unlocked multiplier.

The differences start with threads: the Core 7 253PTE has 20 threads, the Core i5-14400T has 16. Base clocks differ at 1.80 GHz for the Core 7 253PTE versus 1.50 GHz for the Core i5-14400T. Boost clocks differ at 5.40 GHz versus 4.50 GHz. TDP is 45 watts for the Core 7 253PTE and 35 watts for the Core i5-14400T.

Cache configurations differ meaningfully. Both list 80 KB of L1 cache per core. The Core 7 253PTE lists 2 MB of L2 cache per core, while the Core i5-14400T lists 1.25 MB per core. L3 cache is 33 MB shared for the Core 7 253PTE versus 20 MB shared for the Core i5-14400T.

Memory bandwidth is recorded only for the Core 7 253PTE at 89.6 GB/s; the Core i5-14400T has no memory bandwidth figure in the data. The die size for the Core i5-14400T is 215 mm², while no die size is recorded for the Core 7 253PTE. Release dates differ: the Core 7 253PTE released on 2026-03-08 and the Core i5-14400T released on 2024-01-07. Part numbers are SA4QK for the Core 7 253PTE and SRN3N for the Core i5-14400T.

Architecture Differences

Both processors are built on a 10 nm process at Intel's foundry. The Core 7 253PTE uses the Bartlett Lake codename, and its generation is listed as Core 7 (Bartlett Lake). The Core i5-14400T uses the Raptor Lake-R codename, falls under the Core 14th Gen series, and its architecture is listed as Raptor Lake with a generation of Core i5 (Raptor Lake Refresh).

The architectural differences matter for thread scheduling and cache behavior. The Core 7 253PTE has 20 threads across 10 cores, indicating hyperthreading on all cores. The Core i5-14400T has 16 threads across 10 cores, which indicates a hybrid design where some cores do not support additional threads. The Core 7 253PTE also carries larger per-core L2 cache (2 MB versus 1.25 MB) and larger shared L3 cache (33 MB versus 20 MB), which helps explain its broader performance advantage in cache-sensitive workloads.

The Core 7 253PTE is a Bartlett Lake part, a newer generation than the Raptor Lake Refresh part. The release date confirms this: 2026-03-08 for the Core 7 253PTE versus 2024-01-07 for the Core i5-14400T. No transistors or die size are recorded for the Core 7 253PTE, while the Core i5-14400T has a 215 mm² die size.

Where Each One Wins

The Intel Core 7 253PTE wins in every benchmark category recorded. There is no category where the Intel Core i5-14400T takes the lead.

The largest wins for the Core 7 253PTE are in integer math (82.1% ahead), floating point math (36.8% ahead), and the Cinebench suite (23.8% ahead across most tests). These results indicate a strong advantage in general computational throughput, scientific calculations, and rendering workloads.

The Core 7 253PTE also leads in memory-related and data-heavy tasks. Data compression shows a 17.1% advantage, data encryption shows a 17% advantage, and random string sorting shows a 12.1% advantage. These margins are substantial and point to the larger cache and higher thread count as contributing factors.

The narrowest wins for the Core 7 253PTE are in physics (5.9% ahead) and single-thread tests (8% ahead). These smaller deltas suggest that in lightly threaded or physics-simulation workloads, the Core i5-14400T is comparatively closer in performance. Even so, the Core i5-14400T does not win any test.

For workloads that prioritize single-thread responsiveness, the Core 7 253PTE still holds an 8% lead in PassMark single-thread and a 23.8% lead in Cinebench R23 single-core. The Core i5-14400T is not competitive in any measured scenario.

The Core i5-14400T's only advantages are its lower TDP of 35 watts and its earlier release date. The data records no benchmark win for the Core i5-14400T, so its practical role is limited to builds where 35-watt operation is a strict requirement and where the performance deficit is acceptable. In any performance comparison, the Intel Core 7 253PTE is the superior processor.