Intel Core 7 251TE vs Intel Core 7 253PTE Comparison

The Intel Core 7 251TE and Intel Core 7 253PTE are both 45 W desktop processors built on the Bartlett Lake architecture for the Intel Socket 1700. The data shows a clear overall winner in the 251TE, which secures 14 of the 17 recorded head-to-head benchmark wins. However, the 253PTE is not without its own strengths, claiming victory in three specific tests. This analysis breaks down the benchmark results, architectural differences, and the use cases where each processor is the better choice.

Head-to-Head Benchmarks

The most decisive victories for the Intel Core 7 251TE come in multi-threaded and compute-heavy workloads. In the Cinebench series, the 251TE consistently leads by 19.9% across both single-core and multi-core tests. This includes a Cinebench R23 multi-core score of 25518 against 21276 for the 253PTE, and a Cinebench R23 single-core score of 3602 against 3003. The Cinebench R15, R20, and R23 multi-core and single-core tests all show the same 19.9% delta, indicating a uniform performance advantage across rendering tasks.

The gap widens significantly in several Passmark tests. The largest margin is in the Passmark find prime numbers test, where the 251TE scores 140 compared to 82 for the 253PTE, a 70.7% advantage. The Passmark physics test also shows a substantial lead for the 251TE, with a score of 1938 versus 1318, a 47% difference. Data encryption results are similarly lopsided: the 251TE scores 22176 while the 253PTE manages only 15500, a 43.1% delta. The Passmark random string sorting test shows a 40.4% lead for the 251TE (39643 vs 28227), and the floating point math test shows a 27.4% advantage (85607 vs 67209). The multi-thread test, which aggregates overall parallel performance, shows the 251TE ahead by 19.9% with a score of 30022 versus 25031.

The Intel Core 7 253PTE wins three tests, all in the Passmark suite. The most significant of these is the Passmark single-thread test, where the 253PTE scores 3794 against 3568, a 6% advantage. The extended instructions test is a near tie, with the 253PTE scoring 17099 versus 16974 for the 251TE, a 0.7% margin. The integer math test is closer still, with the 253PTE scoring 119552 against 125739 for the 251TE, which means the 251TE actually wins that test by 5.2%. The single-thread win is the only clear single-core victory for the 253PTE, and it stands in contrast to the Cinebench single-core results, where the 251TE leads by 19.9%. This discrepancy suggests the 253PTE has an advantage in specific instruction-level single-threaded tasks but not in the rendering workloads measured by Cinebench.

Overall, the average benchmark score for the 251TE is 41650, placing it in the 88th percentile of all CPUs. The 253PTE has an average score of 34962, which puts it in the 84th percentile. The difference in average score is 6688 points. For context, the 251TE's nearest rival, the Intel Core Ultra 7 265H, has an average score of 41621, a delta of 0.1%. The 253PTE's nearest rival, the Intel Core i7-13800H, scores 34988, a delta of -0.1%.

Where Each One Wins

The Intel Core 7 251TE is the clear choice for multi-threaded workloads. The recorded data shows it dominates in every multi-core Cinebench test, with a consistent 19.9% lead. It also wins the Passmark multi-thread test, data compression, data encryption, physics, and floating point math. The 70.7% lead in prime number finding and the 47% lead in physics indicate a strong advantage in number-crunching and simulation tasks. For rendering, data processing, and any workload that scales with core count, the 251TE is the superior processor based on the benchmark results.

The Intel Core 7 253PTE wins in the Passmark single-thread test by 6% and in the extended instructions test by 0.7%. The single-thread result is notable because it suggests that for lightly threaded applications that rely on a single core, the 253PTE may offer better responsiveness. The extended instructions win, while small, shows that the 253PTE has a slight edge in workloads that leverage specialized CPU instruction sets. The integer math test is effectively a wash, with the 251TE winning by 5.2%, but the margins in the 253PTE's wins are smaller than the 251TE's margins in its wins.

The data shows a trade-off. The 251TE offers a large multi-threaded advantage across the board. The 253PTE offers a single-thread win in one benchmark suite, but this does not translate to a win in the Cinebench single-core tests, where the 251TE leads by 19.9%. For workloads that are purely single-threaded and use the specific instruction paths measured by Passmark, the 253PTE has a measurable edge. For everything else, particularly multi-threaded tasks, the 251TE is the stronger performer.

Architecture Differences

Both processors are built on the Bartlett Lake architecture and use a 10 nm process node from Intel. They share the same L1 cache size of 80 KB per core and support DDR4 and DDR5 memory. The memory bus is dual-channel for both, with a memory bandwidth of 89.6 GB/s. Both support ECC memory and have Gen 5 PCIe with 16 lanes from the CPU. Neither processor has an unlocked multiplier.

The core and thread counts differ substantially. The Intel Core 7 251TE has 24 cores and 32 threads, while the Intel Core 7 253PTE has 10 cores and 20 threads. This is the primary architectural difference and explains the 251TE's dominance in multi-threaded benchmarks. The L2 cache also differs: the 251TE has 1.25 MB per core, while the 253PTE has 2 MB per core. The L3 cache is 36 MB shared for the 251TE and 33 MB shared for the 253PTE. The die size for the 251TE is 215 mm², while the die size for the 253PTE is not recorded in the database.

The integrated graphics differ as well. The 251TE uses UHD Graphics 770, while the 253PTE uses UHD Graphics 730. Both processors have the same base clock of 1.40 GHz for the 251TE and 1.80 GHz for the 253PTE, but the boost clock is 5.40 GHz for both. The higher base clock for the 253PTE may contribute to its single-thread Passmark win. The production status for both is listed as Active, and both use the Intel Socket 1700.

Specification Differences

The core count is the most significant difference: 24 cores for the 251TE versus 10 cores for the 253PTE. The thread count is 32 for the 251TE and 20 for the 253PTE. The base clock is 1.40 GHz for the 251TE and 1.80 GHz for the 253PTE, while the boost clock is identical at 5.40 GHz. The L2 cache is 1.25 MB per core for the 251TE and 2 MB per core for the 253PTE. The L3 cache is 36 MB shared for the 251TE and 33 MB shared for the 253PTE. The integrated graphics are UHD Graphics 770 for the 251TE and UHD Graphics 730 for the 253PTE. The die size is 215 mm² for the 251TE and not recorded for the 253PTE. The release dates differ: the 251TE was released on 2025-01-12 and the 253PTE on 2026-03-08. Both have a launch MSRP of $384. The part numbers are SRQAXQ5ZG for the 251TE and SA4QK for the 253PTE.

FAQ

Q: Which processor has more cores?

A: The Intel Core 7 251TE has 24 cores and 32 threads, while the Intel Core 7 253PTE has 10 cores and 20 threads.

Q: What is the performance difference in Cinebench R23 multi-core?

A: The Intel Core 7 251TE scores 25518, while the Intel Core 7 253PTE scores 21276, giving the 251TE a 19.9% advantage.

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

A: Yes, the 253PTE wins the Passmark single-thread test with a score of 3794 versus 3568 for the 251TE, a 6% margin. It also wins the Passmark extended instructions test with a score of 17099 versus 16974, a 0.7% margin.

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

A: The largest gap is in the Passmark find prime numbers test, where the 251TE scores 140 and the 253PTE scores 82, a 70.7% difference.

Q: Do both processors support the same memory?

A: Yes, both support DDR4 and DDR5 memory with a dual-channel bus and a memory bandwidth of 89.6 GB/s. Both also support ECC memory.

Q: What are the integrated graphics on each?

A: The Intel Core 7 251TE uses UHD Graphics 770, while the Intel Core 7 253PTE uses UHD Graphics 730.

The Verdict

The Intel Core 7 251TE is the better choice for multi-threaded and compute-intensive workloads. The data shows a consistent 19.9% lead in Cinebench multi-core tests, a 21.2% lead in data compression, a 43.1% lead in data encryption, and a 47% lead in physics. Its 24 cores and 32 threads provide a substantial advantage over the 10 cores and 20 threads of the 253PTE. The average benchmark score of 41650 versus 34962 confirms its overall performance lead.

The Intel Core 7 253PTE is the better choice for purely single-threaded tasks that match the Passmark single-thread test profile. It wins that test by 6%, and it also edges out the 251TE in extended instructions by 0.7%. Its higher base clock of 1.80 GHz compared to 1.40 GHz likely contributes to this result. However, the 253PTE loses the Cinebench single-core tests by 19.9%, which means its single-thread advantage does not apply to all workloads. The 253PTE is a viable option for users whose primary applications are single-threaded and do not rely on the rendering workloads measured by Cinebench. For all other use cases, the 251TE is the stronger processor.