Intel Core 7 251TE vs Intel Core i9-14901KE Comparison

Where Each One Wins

The benchmark data separates these two processors into distinct performance territories. The Intel Core 7 251TE delivers its strongest results in heavily threaded workloads, where its 24 cores and 32 threads produce substantial multi-core scores. In Cinebench R23 multi-core, the 251TE records 25,518 points, and in Cinebench R20 multi-core it reaches 10,717 points. The PassMark multithread score of 30,022 further confirms this strength in parallel processing.

The Core i9-14901KE takes a different approach with 8 cores and 16 threads, but it compensates with a higher base clock of 3.80 GHz and a boost clock of 5.80 GHz. While the database shows no benchmark entries for the 14901KE, its specifications position it for tasks that favor higher per-core frequencies. The 251TE, by contrast, has a base clock of 1.40 GHz and a boost clock of 5.40 GHz, which places more emphasis on core count rather than raw clock speed.

The 251TE also holds a significant advantage in the database's percentile ranking. It sits at the 88th percentile among all CPUs, while the 14901KE sits at the 50th percentile. This ranking reflects the 251TE's broad applicability across multi-threaded applications. The 14901KE's lack of recorded benchmark scores means its percentile is based on specifications alone, which suggests the database has not yet captured its measured performance.

For single-threaded workloads, the 251TE still shows solid capability. Its Cinebench R23 single-core score of 3,602 and Cinebench R20 single-core score of 1,512 indicate respectable per-core performance. The PassMark single-thread score of 3,568 reinforces this. However, the 14901KE's higher boost clock of 5.80 GHz versus 5.40 GHz suggests it would likely win in lightly threaded tasks, though no direct measurements exist to confirm this.

Architecture Differences

The architecture divide between these two chips is substantial. The Core 7 251TE uses the Bartlett Lake codename and belongs to the Core 7 generation. The Core i9-14901KE uses the Raptor Lake-R codename under the Raptor Lake architecture and belongs to the Core 14th Gen series. Both are built on Intel's 10 nm process and fabricated by Intel, but the die sizes differ: the 251TE measures 215 mm² while the 14901KE measures 257 mm².

Core configuration marks the clearest distinction. The 251TE features 24 cores and 32 threads, a hybrid arrangement that leverages multiple core types for parallel throughput. The 14901KE features 8 cores and 16 threads, a more conventional layout that prioritizes high clock speeds on fewer cores. This difference in core count directly influences their respective strengths in multi-threaded versus single-threaded performance.

Cache organization also differs. Both chips share 36 MB of L3 cache and 80 KB of L1 cache per core. The L2 cache differs: the 251TE has 1.25 MB per core, while the 14901KE has 2 MB per core. This larger per-core L2 cache on the 14901KE may benefit workloads that repeatedly access the same data sets, though the 251TE's higher core count compensates in aggregate.

Memory support is identical in type: both support DDR4 and DDR5 across a dual-channel memory bus. The 251TE records a memory bandwidth of 89.6 GB/s, while the 14901KE has no recorded bandwidth figure in the database. Both support ECC memory, which suits reliability-focused desktop builds. PCIe connectivity matches as well, with both offering Gen 5 across 16 CPU lanes. Integrated graphics are the same UHD Graphics 770 on both processors.

The 14901KE has an unlocked multiplier, enabling overclocking, while the 251TE does not. The 251TE launched on January 12, 2025, with a launch MSRP of $384. The 14901KE launched on June 30, 2024, with no launch MSRP recorded. Both remain in active production.

Head-to-Head Benchmarks

The database contains no direct head-to-head benchmark comparisons between the Core 7 251TE and the Core i9-14901KE. This absence of paired measurements means the analysis relies on the 251TE's recorded scores and the 14901KE's specification-level positioning.

For the 251TE, the strongest multi-core evidence comes from Cinebench R23, where it scores 25,518 points. The Cinebench R20 multi-core result of 10,717 and Cinebench R15 multi-core result of 2,572 follow the same trend. PassMark integer math scores 125,739, floating point math scores 85,607, and data compression scores 334,399. These figures indicate a processor that handles parallel computational loads with considerable headroom.

The 251TE's single-core results are more modest but still competitive. Cinebench R23 single-core scores 3,602, Cinebench R20 single-core scores 1,512, and Cinebench R15 single-core scores 362. PassMark single-thread performance records 3,568. These numbers suggest the 251TE can hold its own in everyday tasks, though its design clearly favors multi-threaded scenarios.

The 14901KE has no benchmark scores in the database. Its 8 cores and 16 threads, combined with a 5.80 GHz boost clock, indicate a processor tuned for high-frequency response. The 3.80 GHz base clock is notably higher than the 251TE's 1.40 GHz base clock, which means the 14901KE maintains higher performance at idle and in lightly loaded states. The 251TE's lower base clock likely contributes to its 45 W TDP, while the 14901KE's 125 W TDP reflects its higher sustained clock speeds.

Specification Differences

| Specification | Intel Core 7 251TE | Intel Core i9-14901KE |

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

| Cores | 24 | 8 |

| Threads | 32 | 16 |

| Base clock | 1.40 GHz | 3.80 GHz |

| Boost clock | 5.40 GHz | 5.80 GHz |

| TDP | 45 W | 125 W |

| Codename | Bartlett Lake | Raptor Lake-R |

| Architecture | Not specified | Raptor Lake |

| Generation | Core 7 (Bartlett Lake) | Core i9 (Raptor Lake Refresh) |

| Die size | 215 mm² | 257 mm² |

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

| L3 cache | 36 MB (shared) | 36 MB (shared) |

| Memory bandwidth | 89.6 GB/s | Not specified |

| Multiplier unlocked | No | Yes |

| Release date | 2025-01-12 | 2024-06-30 |

| Launch MSRP | $384 | Not specified |

Both processors share the same socket (Intel Socket 1700), process node (10 nm), foundry (Intel), L1 cache (80 KB per core), memory support (DDR4, DDR5), memory bus (dual-channel), ECC support (yes), PCIe configuration (Gen 5, 16 lanes), integrated graphics (UHD Graphics 770), and market segment (Desktop).

The TDP difference is substantial: 45 W for the 251TE versus 125 W for the 14901KE. This affects cooling requirements and power delivery. The 251TE's lower TDP aligns with its lower base clock and higher core count, suggesting a design focused on efficiency in multi-threaded tasks. The 14901KE's higher TDP supports its higher clock speeds and unlocked multiplier, indicating a design aimed at maximum frequency response.

The release dates place the 251TE as the newer product by roughly seven months. The 251TE also has a recorded launch MSRP of $384, while the 14901KE has no such figure.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core 7 251TE has 24 cores and 32 threads. The Intel Core i9-14901KE has 8 cores and 16 threads.

Q: What are the boost clock speeds for each processor?

A: The Core 7 251TE boosts to 5.40 GHz. The Core i9-14901KE boosts to 5.80 GHz.

Q: Do both processors support ECC memory?

A: Yes, both the Core 7 251TE and the Core i9-14901KE support ECC memory.

Q: Which processor has a higher TDP?

A: The Core i9-14901KE has a TDP of 125 W. The Core 7 251TE has a TDP of 45 W.

Q: What is the L3 cache size on both processors?

A: Both processors share 36 MB of L3 cache. The L2 cache differs: 1.25 MB per core on the 251TE and 2 MB per core on the 14901KE.

Q: Which processor has an unlocked multiplier?

A: The Core i9-14901KE has an unlocked multiplier. The Core 7 251TE does not.

Q: What integrated graphics do both processors use?

A: Both use UHD Graphics 770. They also share the same Intel Socket 1700 and support DDR4 and DDR5 memory.