Intel Core 7 251TE vs Intel Core Ultra 5 135HL Comparison

Intel Core 7 251TE and Intel Core Ultra 5 135HL are both 45 W desktop processors from Intel, but they represent different design philosophies. The Core 7 251TE is a high-core-count part built on an older process, while the Core Ultra 5 135HL is a more modern, power-efficient design with a different integrated GPU. The database shows a clear performance gap between the two, with the Core 7 251TE dominating in multi-threaded workloads and the Core Ultra 5 135HL offering a different feature set despite lacking benchmark data.

Where Each One Wins

The Intel Core 7 251TE wins decisively in raw compute performance. It has 24 cores and 32 threads, which is a substantial advantage over the Core Ultra 5 135HL's 14 cores and 18 threads. For heavily threaded tasks such as video encoding, 3D rendering, or scientific simulations, the Core 7 251TE is the clear choice based on its Cinebench scores. It also wins in single-threaded performance, with a boost clock of 5.40 GHz compared to 4.60 GHz on the Core Ultra 5 135HL. The Core 7 251TE achieves a Cinebench R23 single-core score of 3602, while the Core Ultra 5 135HL has no recorded benchmark data.

The Intel Core Ultra 5 135HL wins in areas that are not measured by the included benchmarks. It uses a more advanced 7 nm process node compared to the 10 nm node of the Core 7 251TE, which indicates better power efficiency per transistor. It also features the Arc Xe-LPG 128EU integrated graphics, which is a more capable GPU than the UHD Graphics 770 found in the Core 7 251TE. For systems that rely heavily on the integrated GPU for media playback, light gaming, or GPU-accelerated workloads, the Core Ultra 5 135HL has the advantage.

Architecture Differences

The two processors come from different architectural generations. The Intel Core 7 251TE is based on the Bartlett Lake codename and belongs to the Core 7 generation. The Intel Core Ultra 5 135HL uses the Meteor Lake architecture with the codename Meteor Lake-PS. This is a fundamental difference that affects how the chips are built and what they offer.

The Core 7 251TE uses a 10 nm process node, has a die size of 215 mm², and features 24 cores with 32 threads. Its base clock is 1.40 GHz and boost clock is 5.40 GHz. The cache hierarchy includes 80 KB of L1 per core, 1.25 MB of L2 per core, and 36 MB of shared L3 cache. It supports DDR4 and DDR5 memory with dual-channel configuration and a memory bandwidth of 89.6 GB/s. It supports ECC memory and uses PCIe Gen 5 with 16 lanes from the CPU. The integrated graphics are UHD Graphics 770. It uses the Intel Socket 1700.

The Core Ultra 5 135HL uses a 7 nm process node, has 14 cores with 18 threads, and a base clock of 1.70 GHz with a boost clock of 4.60 GHz. Its cache includes 112 KB of L1 per core, 2 MB of L2 per core, and 18 MB of shared L3 cache. It supports DDR5 memory with capacity depending on the motherboard, uses dual-channel configuration with 89.6 GB/s bandwidth, and does not support ECC memory. It uses PCIe Gen 4 with 8 lanes from the CPU and features Arc Xe-LPG 128EU integrated graphics. It uses the Intel Socket 1851.

The Core Ultra 5 135HL belongs to the Core Ultra Series 1, a different product line from the Core 7 series. The Core 7 251TE has a launch MSRP of $384, while the Core Ultra 5 135HL has no recorded launch MSRP.

Head-to-Head Benchmarks

The database contains no direct head-to-head benchmark comparisons between the Intel Core 7 251TE and the Intel Core Ultra 5 135HL. However, the Core 7 251TE has extensive benchmark data while the Core Ultra 5 135HL has no recorded scores. This means the comparison must be based on the Core 7 251TE's absolute scores and its position relative to other CPUs.

The Core 7 251TE records a Cinebench R23 multi-core score of 25518 and a single-core score of 3602. In Cinebench R20, it scores 10717 multi-core and 1512 single-core. In Cinebench R15, it scores 2572 multi-core and 362 single-core. These scores place the Core 7 251TE at the 88th percentile among all CPUs in the database.

The Core 7 251TE's PassMark results show strengths in various workloads: integer math at 125739, floating point math at 85607, data compression at 334399, and data encryption at 22176. It scores 30022 in multithreaded tests and 3568 in single-thread tests. The extended instructions score is 16974, random string sorting is 39643, and find prime numbers is 140.

The nearest rivals in the database for the Core 7 251TE are the Intel Core Ultra 7 265H, Intel Core i7-14650HX, Intel Core i7-12850HX, and Intel Core i7-14700T. The Core Ultra 7 265H has an average score of 41621, which is 0.1% behind the Core 7 251TE's average score of 41650. The Core i7-14650HX scores 41576, 0.2% behind. The Core i7-12850HX scores 41779, 0.3% ahead. The Core i7-14700T scores 41914, 0.6% ahead. This indicates the Core 7 251TE sits in a competitive performance tier.

The Core Ultra 5 135HL has no benchmark scores and an average benchmark score of 0. It also has no nearest rivals recorded. Its percentile ranking is 50th, which is the median position, but this is based on no actual data.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core 7 251TE has 24 cores and 32 threads. The Intel Core Ultra 5 135HL has 14 cores and 18 threads.

Q: What is the boost clock difference between the two processors?

A: The Intel Core 7 251TE has a boost clock of 5.40 GHz. The Intel Core Ultra 5 135HL has a boost clock of 4.60 GHz.

Q: Which processor uses a more advanced manufacturing process?

A: The Intel Core Ultra 5 135HL uses a 7 nm process node. The Intel Core 7 251TE uses a 10 nm process node.

Q: Do both processors support the same memory types?

A: The Intel Core 7 251TE supports DDR4 and DDR5 memory. The Intel Core Ultra 5 135HL supports DDR5 memory, with capacity depending on the motherboard.

Q: Which processor has more L3 cache?

A: The Intel Core 7 251TE has 36 MB of shared L3 cache. The Intel Core Ultra 5 135HL has 18 MB of shared L3 cache.

Q: What are the socket requirements for each processor?

A: The Intel Core 7 251TE uses Intel Socket 1700. The Intel Core Ultra 5 135HL uses Intel Socket 1851.

The Verdict

The data shows a clear split in use cases. For any workload that scales with core count, the Intel Core 7 251TE is the superior processor. Its 24 cores and 32 threads deliver Cinebench R23 multi-core performance of 25518, placing it at the 88th percentile of all CPUs in the database. It also has a higher boost clock at 5.40 GHz, which gives it a single-core advantage with a Cinebench R23 single-core score of 3602. The Core 7 251TE supports both DDR4 and DDR5 memory, which offers flexibility for system builders, and it supports ECC memory for error-correcting workloads.

The Intel Core Ultra 5 135HL has no benchmark data in the database, so its compute performance cannot be quantified. Its advantages lie in other areas. The 7 nm process node indicates a more power-efficient design. The Arc Xe-LPG 128EU integrated graphics is a more capable GPU than the UHD Graphics 770 in the Core 7 251TE. The Core Ultra 5 135HL also uses the newer Intel Socket 1851 and belongs to the Core Ultra Series 1, which is a different product generation.

For a system where CPU compute performance is the priority, the Intel Core 7 251TE is the clear choice based on the recorded data. For a system that prioritizes integrated graphics capability or power efficiency, the Intel Core Ultra 5 135HL has specification advantages, but its lack of benchmark data makes a direct performance comparison impossible.

Specification Differences

| Specification | Intel Core 7 251TE | Intel Core Ultra 5 135HL |

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

| Cores | 24 | 14 |

| Threads | 32 | 18 |

| Base Clock | 1.40 GHz | 1.70 GHz |

| Boost Clock | 5.40 GHz | 4.60 GHz |

| Socket | Intel Socket 1700 | Intel Socket 1851 |

| Codename | Bartlett Lake | Meteor Lake-PS |

| Process Node | 10 nm | 7 nm |

| L1 Cache | 80 KB (per core) | 112 KB (per core) |

| L2 Cache | 1.25 MB (per core) | 2 MB (per core) |

| L3 Cache | 36 MB (shared) | 18 MB (shared) |

| Memory Support | DDR4, DDR5 | DDR5 |

| ECC Memory | Yes | No |

| PCIe | Gen 5, 16 Lanes | Gen 4, 8 Lanes |

| Integrated Graphics | UHD Graphics 770 | Arc Xe-LPG 128EU |

| Part Number | SRQAXQ5ZG | SRN33 |

| Release Date | 2025-01-12 | 2024-04-07 |