Intel Core 7 253PTE vs Intel Core Ultra 5 250K Plus Comparison

FAQ

Q: How significant is the overall performance gap between the two processors?

A: The database shows a major separation. The Intel Core Ultra 5 250K Plus holds an average benchmark score of 66855, placing it in the 93rd percentile of all CPUs, while the Intel Core 7 253PTE averages 34962, sitting in the 84th percentile. The Core Ultra 5 wins 16 of the 17 recorded head-to-head tests.

Q: Which processor has more cores and threads?

A: The Core Ultra 5 250K Plus has 18 cores and 18 threads. The Core 7 253PTE has 10 cores and 20 threads. The Core Ultra 5 does not use simultaneous multithreading, while the Core 7 does, giving the latter more threads than cores.

Q: What is the difference in process node technology?

A: The Core 7 253PTE uses a 10 nm process fabricated by Intel. The Core Ultra 5 250K Plus uses a 3 nm process fabricated by TSMC. This is a direct comparison of manufacturing technology, and the 3 nm node offers a smaller feature size.

Q: Which processor has the higher boost clock?

A: The Core 7 253PTE reaches a boost clock of 5.40 GHz, which is higher than the Core Ultra 5 250K Plus’s 5.30 GHz. However, the Core Ultra 5 has a much higher base clock of 4.20 GHz compared to 1.80 GHz on the Core 7.

Q: How do the integrated graphics compare?

A: The Core 7 253PTE includes UHD Graphics 730. The Core Ultra 5 250K Plus includes Arc Xe-LPG Graphics 64EU. The Core Ultra 5’s graphics solution is the more modern Arc-based design.

Q: Is the multiplier unlocked on either processor?

A: The Core Ultra 5 250K Plus has an unlocked multiplier, allowing overclocking. The Core 7 253PTE has a locked multiplier, so its frequency cannot be manually adjusted.

Architecture Differences

The two processors represent different architectural generations and foundry choices. The Core 7 253PTE is based on the Bartlett Lake codename and belongs to the Core 7 generation. It uses a 10 nm process node built by Intel. The Core Ultra 5 250K Plus comes from the Arrow Lake Refresh codename, part of the Core Ultra Series 2, and uses a 3 nm process node fabricated by TSMC.

Core configuration differs substantially. The Core 7 253PTE has 10 cores and 20 threads, indicating support for hyperthreading. The Core Ultra 5 250K Plus has 18 cores and 18 threads, with no hyperthreading. This means the Core 7 relies on thread duplication to reach 20 threads, while the Core Ultra 5 uses more physical cores.

Cache hierarchies also diverge. The Core 7 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 has larger per-core allocations: 192 KB of L1, 3 MB of L2, and 30 MB of shared L3. Although the Core 7 has more L3 total, the Core Ultra 5 provides more private cache per core.

Memory support differs as well. The Core 7 supports both DDR4 and DDR5 memory, while the Core Ultra 5 supports DDR5 only. Both use a dual-channel memory bus, but the Core Ultra 5 achieves a higher memory bandwidth of 115.2 GB/s versus 89.6 GB/s on the Core 7. Both processors support ECC memory.

PCIe connectivity is not identical. The Core 7 provides Gen 5 with 16 lanes from the CPU. The Core Ultra 5 provides Gen 5 with 20 lanes from the CPU. The socket changes accordingly: the Core 7 uses Intel Socket 1700, while the Core Ultra 5 uses Intel Socket 1851.

The Core Ultra 5 is a larger physical part. The database records its transistor count at 17,800 million and die size at 243 mm². The Core 7 has no listed transistor count or die size. The Core Ultra 5 also has an unlocked multiplier, a feature absent on the Core 7. The integrated graphics differ as noted, with the Core 7 using UHD Graphics 730 and the Core Ultra 5 using Arc Xe-LPG Graphics 64EU.

Where Each One Wins

The Core 7 253PTE has exactly one recorded benchmark victory over the Core Ultra 5 250K Plus. That win comes in Cinebench R23 single-core, where the Core 7 scores 3003 against 2261, a 32.8% advantage. This indicates that in lightly threaded workloads that rely on a single core, the Core 7’s 5.40 GHz boost clock produces a measurable edge. The Core 7 also has a higher boost frequency than the Core Ultra 5, which aligns with this result.

The Core Ultra 5 250K Plus dominates in every other recorded test. Its wins span both Cinebench and Passmark suites, covering multi-core rendering, memory compression, encryption, math operations, and physics simulation. The largest margins appear in compute-heavy tasks. For example, in Passmark find prime numbers, the Core Ultra 5 scores 486 versus 82, a 83.1% lead. In data encryption, the Core Ultra 5 scores 42144 versus 15500, a 63.2% lead.

For multi-threaded rendering, the Core Ultra 5 is decisively ahead. In Cinebench R15 multi-core, it scores 4640 versus 2144, a 53.8% lead. In Cinebench R20 multi-core, it scores 18442 versus 8935, a 51.6% lead. In Cinebench R23 multi-core, it scores 30867 versus 21276, a 31.1% lead. The Core Ultra 5’s 18 physical cores provide a clear advantage in parallel workloads.

The Core Ultra 5 also wins in single-threaded tests outside Cinebench R23. In Passmark single thread, it scores 4757 versus 3794, a 20.2% lead. In Cinebench R15 and R20 single-core, it also leads by 7.9% and 51.6% respectively. The R23 single-core result is the exception, not the rule.

For integer math, the race is close. The Core Ultra 5 scores 125091 versus 119552, a 4.4% lead. This is the narrowest margin across all tests. In floating point math, the Core Ultra 5 pulls ahead by 58.7%, scoring 162692 versus 67209. The Core Ultra 5 also leads heavily in random string sorting (59.1% ahead), extended instructions (61.6% ahead), and multithread (51.5% ahead).

The overall picture is clear: the Core 7 wins a single isolated single-core scenario, while the Core Ultra 5 wins all other workloads, with margins ranging from narrow (4.4%) to overwhelming (83.1%).

Specification Differences

| Specification | Intel Core 7 253PTE | Intel Core Ultra 5 250K Plus |

|---|---|---|

| Series | None | Core Ultra Series 2 |

| Cores | 10 | 18 |

| Threads | 20 | 18 |

| Base Clock | 1.80 GHz | 4.20 GHz |

| Boost Clock | 5.40 GHz | 5.30 GHz |

| TDP | 45 W | 125 W |

| Socket | Intel Socket 1700 | Intel Socket 1851 |

| Codename | Bartlett Lake | Arrow Lake Refresh |

| Generation | Core 7 (Bartlett Lake) | Ultra 5 (Arrow Lake) |

| Process Node | 10 nm | 3 nm |

| Foundry | Intel | TSMC |

| Transistors | Not listed | 17,800 million |

| Die Size | Not listed | 243 mm² |

| L1 Cache | 80 KB (per core) | 192 KB (per core) |

| L2 Cache | 2 MB (per core) | 3 MB (per core) |

| L3 Cache | 33 MB (shared) | 30 MB (shared) |

| Memory Support | DDR4, DDR5 | DDR5 |

| Memory Bandwidth | 89.6 GB/s | 115.2 GB/s |

| PCIe | Gen 5, 16 Lanes (CPU only) | Gen 5, 20 Lanes (CPU only) |

| Integrated Graphics | UHD Graphics 730 | Arc Xe-LPG Graphics 64EU |

| Multiplier Unlocked | No | Yes |

| Launch MSRP | $384 | $199 |

The launch MSRP values are recorded as $384 for the Core 7 and $199 for the Core Ultra 5. The release dates are also close, with the Core 7 at 2026-03-08 and the Core Ultra 5 at 2026-03-10.

Head-to-Head Benchmarks

The benchmark data shows a lopsided contest. The Core Ultra 5 250K Plus wins 16 of 17 tests, with the Core 7 253PTE taking a single victory.

In Cinebench R23 single-core, the Core 7 delivers its only win. It scores 3003 against the Core Ultra 5’s 2261, a 32.8% improvement. This is the largest single-core margin in either direction across the Cinebench suite.

The Cinebench multi-core tests strongly favor the Core Ultra 5. In R15 multi-core, the Core Ultra 5 scores 4640 versus 2144, a 53.8% lead. In R20 multi-core, it scores 18442 versus 8935, a 51.6% lead. In R23 multi-core, it scores 30867 versus 21276, a 31.1% lead. The Core Ultra 5’s additional physical cores translate directly into multi-threaded rendering performance.

Single-core results outside R23 also favor the Core Ultra 5. In R15 single-core, the Core Ultra 5 scores 328 versus 302, a 7.9% lead. In R20 single-core, it scores 2603 versus 1261, a 51.6% lead. The R23 single-core result for the Core 7 appears anomalous relative to the other single-core tests.

Passmark tests reveal the Core Ultra 5’s broad strength. In data compression, the Core Ultra 5 scores 568721 versus 275828, a 51.5% lead. In data encryption, it scores 42144 versus 15500, a 63.2% lead. In extended instructions, it scores 44565 versus 17099, a 61.6% lead. In find prime numbers, it scores 486 versus 82, an 83.1% lead.

Math workloads follow the same pattern. In floating point math, the Core Ultra 5 scores 162692 versus 67209, a 58.7% lead. In integer math, the Core Ultra 5 scores 125091 versus 119552, a smaller 4.4% lead. This integer math result is the closest contest in the entire benchmark set.

Memory and sorting tasks also favor the Core Ultra 5. In random string sorting, it scores 69090 versus 28227, a 59.1% lead. In multithread, it scores 51596 versus 25031, a 51.5% lead. In physics, it scores 3494 versus 1318, a 62.3% lead.

Single-thread Passmark results confirm the Core Ultra 5’s advantage. It scores 4757 versus 3794, a 20.2% lead, in both the single thread and singlethread test entries.

The data shows a clear hierarchy. The Core Ultra 5 250K Plus is ahead in nearly every measurement, often by decisive margins. The Core 7 253PTE holds a single single-core advantage in Cinebench R23, but that result does not carry over to other single-core tests. The overall benchmark picture places the Core Ultra 5 at the 93rd percentile versus the Core 7’s 84th percentile, with the average score gap exceeding 90%.