Intel Core 7 251E vs Intel Core i5-14600T Comparison

Where Each One Wins

The recorded data splits this comparison cleanly along core-count and power lines. The Intel Core 7 251E offers 24 cores and 32 threads, while the Intel Core i5-14600T offers 14 cores and 20 threads. That difference defines the workload split.

For heavily parallel tasks, the Core 7 251E is the stronger candidate on paper. Its 24 cores and 32 threads give it a structural advantage in multi-threaded rendering, compilation, or scientific workloads. The Core i5-14600T counters with a lower 35 TDP versus 65 TDP, meaning it fits into thermally constrained systems where the 251E would require more robust cooling. The 14600T also holds the higher percentile rank: 83rd percentile versus the 251E’s 50th. That percentile gap suggests the 14600T outperforms a larger share of all recorded CPUs in the database, even with fewer cores.

The benchmark suite in the database contains only scores for the Core i5-14600T. The Core 7 251E has no recorded benchmark scores in the database. Therefore, the measured wins belong entirely to the 14600T across all listed tests. The 14600T’s Cinebench R23 multi-core score of 22447 and single-core score of 3169 indicate strong all-around performance. Its Geekbench multi-core score of 12840 and single-core score of 2559 reinforce that pattern.

For single-threaded responsiveness, the 14600T’s boost clock of 5.10 GHz and its Passmark single-thread score of 3744 show capability in everyday tasks. The 251E’s boost clock of 5.60 GHz is higher, but without recorded benchmark scores, the database cannot confirm real-world single-thread superiority. The 251E’s base clock of 2.10 GHz versus the 14600T’s 1.80 GHz suggests better sustained low-load performance, but again, no measured data supports a win.

The 14600T wins every recorded benchmark category. The 251E wins on paper in core count, thread count, boost clock, and L3 cache size (36 MB versus 24 MB). Those structural advantages could translate to wins in unmeasured workloads, but the database contains no scores to verify that.

The Verdict

The data shows a clear split. For users who prioritize measured, verified performance across standard benchmark suites, the Intel Core i5-14600T is the proven choice. It holds an 83rd percentile ranking, an average benchmark score of 32707, and wins in every recorded test. Its 35 TDP also makes it suitable for compact or low-noise builds where heat dissipation is limited.

For users who need maximum core count and threads, the Intel Core 7 251E offers 24 cores and 32 threads, which is 10 more cores and 12 more threads than the 14600T. Its 36 MB of shared L3 cache is 12 MB larger. Its boost clock is 5.60 GHz versus 5.10 GHz. These are raw specifications, not measured results. The 251E sits at the 50th percentile, meaning it outperforms half of all CPUs in the database based on aggregate ranking, but it has no individual benchmark scores recorded.

The 14600T also has a lower launch MSRP of $255, stated once here as launch MSRP. The 251E has a launch MSRP of $384. Both processors use the same Intel Socket 1700, the same 10 nm process node, the same 257 mm² die size, and the same UHD Graphics 770 integrated graphics. Both support DDR4 and DDR5 memory in dual-channel configuration, and both support ECC memory. PCIe connectivity is identical: Gen 5 with 16 CPU lanes.

The verdict depends on whether the user trusts measured scores or raw specifications. The database records scores only for the 14600T. The 251E’s advantages in core count, cache, and clock speed remain unverified. For any workload where benchmark scores matter, the 14600T delivers confirmed results. For workloads that scale beyond 20 threads, the 251E’s 32 threads are the only option between these two, but no data confirms how well they scale.

Head-to-Head Benchmarks

The database lists no head-to-head benchmark entries for this pair. However, the Core i5-14600T has 19 recorded benchmark scores. The Core 7 251E has none. That asymmetry means every measurable comparison comes from the 14600T’s results.

Starting with multi-core rendering, the 14600T scores 22447 in Cinebench R23 multi-core and 9427 in Cinebench R20 multi-core. In Cinebench R15 multi-core, it scores 2262. For single-core, the 14600T scores 3169 in Cinebench R23, 1330 in Cinebench R20, and 319 in Cinebench R15. These scores place it in the 83rd percentile of all CPUs.

In Geekbench, the 14600T scores 12840 multi-core and 2559 single-core. The Passmark suite shows a multi-thread score of 26409 and a single-thread score of 3744. Passmark’s integer math score is 95112, floating point math is 64726, and extended instructions score is 16985. Data compression scores 301827, data encryption scores 18226, random string sorting scores 34310, and prime number finding scores 121. The physics score is 1873.

The nearest rivals to the 14600T in the database are the Intel Core Ultra 7 155H with an average score of 32697 and a delta of 0%, the AMD Ryzen 5 7400F with an average score of 32750 and a delta of -0.1%, the AMD Ryzen AI 7 PRO 360 with an average score of 32662 and a delta of 0.1%, and the AMD Ryzen 7 PRO 6850H with an average score of 32812 and a delta of -0.3%. The 14600T’s average score of 32707 sits within 0.3% of all four rivals, indicating near-identical aggregate performance.

Because the 251E has no recorded scores, there are no direct wins or losses to report. The wins column shows 0 for both items. The 14600T’s scores stand as the only measurable data. The 251E’s specifications suggest it could outperform in multi-threaded tests, but the database cannot confirm that.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core 7 251E has 24 cores and 32 threads. The Intel Core i5-14600T has 14 cores and 20 threads.

Q: What are the boost clock speeds of the two processors?

A: The Core 7 251E has a boost clock of 5.60 GHz. The Core i5-14600T has a boost clock of 5.10 GHz.

Q: Which processor has a higher recorded benchmark percentile?

A: The Core i5-14600T sits at the 83rd percentile. The Core 7 251E sits at the 50th percentile.

Q: Do both processors support ECC memory?

A: Yes, both the Core 7 251E and the Core i5-14600T support ECC memory.

Q: What is the TDP difference between the two?

A: The Core 7 251E has a TDP of 65. The Core i5-14600T has a TDP of 35.

Q: Which processor has a larger L3 cache?

A: The Core 7 251E has 36 MB of shared L3 cache. The Core i5-14600T has 24 MB of shared L3 cache.

Architecture Differences

Both processors share the same foundational design elements. They use the same Intel Socket 1700, the same 10 nm process node, the same 257 mm² die size, and the same integrated UHD Graphics 770. Both support DDR4 and DDR5 memory in dual-channel configuration. Both support ECC memory. Both use Gen 5 PCIe with 16 CPU lanes. Both are locked multipliers, meaning they cannot be overclocked via multiplier adjustment.

The differences start with codename and generation. The Core 7 251E uses the Bartlett Lake codename and belongs to the Core 7 (Bartlett Lake) generation. The Core i5-14600T uses the Raptor Lake-R codename and belongs to the Core 14th Gen series, specifically Raptor Lake Refresh. The 251E has no architecture field listed, while the 14600T explicitly lists Raptor Lake as its architecture.

Core layout differs significantly. The 251E packs 24 cores and 32 threads. The 14600T packs 14 cores and 20 threads. Both use 80 KB of L1 cache per core and 2 MB of L2 cache per core. The L3 cache differs: the 251E has 36 MB shared, while the 14600T has 24 MB shared.

Clock speeds diverges. The 251E runs a base clock of 2.10 GHz and boosts to 5.60 GHz. The 14600T runs a base clock of 1.80 GHz and boosts to 5.10 GHz. The 251E’s higher base and boost clocks align with its higher 65 TDP. The 14600T’s lower clocks align with its 35 TDP.

Memory bandwidth is recorded only for the 251E at 89.6 GB/s. The 14600T has no memory bandwidth figure in the database. Both support the same memory types and bus width, so the bandwidth difference likely stems from the 251E’s higher base clock or memory controller configuration, but the database only confirms the 251E’s number.

Release dates differ by about a year. The 251E launched on 2025-01-12. The 14600T launched on 2024-01-07. The 251E has a launch MSRP of $384. The 14600T has a launch MSRP of $255. Both are active productions and target the desktop market segment.

The part numbers differ: SRQDUQ657 for the 251E and SRN46 for the 14600T. The 251E has no series listed, while the 14600T belongs to the Core 14th Gen series. The 251E’s generation field reads “Core 7 (Bartlett Lake)”, while the 14600T’s reads “Core i5 (Raptor Lake Refresh)”.

In terms of process and foundry, both use Intel as the foundry and a 10 nm process node. Neither has a transistor count recorded. The die size matches at 257 mm². The 251E’s higher core count within the same die size and process node indicates a denser or differently organized core layout, but the database does not specify the core type breakdown (performance versus efficiency cores) for either processor.