Intel Core i3-14100T vs Intel Core i5-1334U Comparison

Where Each One Wins

The benchmark split between the Intel Core i3-14100T and the Intel Core i5-1334U is not a clean sweep for either part. The i3-14100T wins 10 of the 17 recorded head-to-head tests, while the i5-1334U takes 7. The nature of those wins, however, tells a clear story about intended use cases.

The i3-14100T dominates in sustained, heavily threaded workloads. Its largest victories come in Cinebench R23 multi-core (34.4% ahead), PassMark physics (34.8% ahead), and PassMark prime number finding (43.6% ahead). These are workloads that scale with raw core count and consistent power delivery. The i3-14100T also wins the PassMark multi-thread test, though by a slim 1.9% margin, and the PassMark single-thread test by 4.6%.

The i5-1334U counters with wins in several math-heavy and memory-latency-sensitive tasks. It leads in PassMark integer math by 20%, PassMark floating point math by 9%, PassMark random string sorting by 8%, and PassMark data encryption by 16%. It also wins Cinebench R15 multi-core by 25.4% and R15 single-core by 31.5%, plus Cinebench R23 single-core by 5.1%. These victories suggest the i5-1334U handles bursty, short-duration workloads and certain integer operations more effectively, likely due to its higher boost clock and hybrid core layout.

The practical split is this: the i3-14100T is the choice for rendering, physics simulation, and prime-number computation, where the workload can saturate all cores for extended periods. The i5-1334U is better suited for mixed desktop tasks, encryption, sorting, and workloads that benefit from a higher single-core boost. The data shows no single winner for all scenarios; the correct pick depends entirely on the workload profile.

Architecture Differences

Both processors share the Raptor Lake architecture and are built on Intel's 10 nm process node, but they target different physical envelopes. The i3-14100T is a desktop part on Intel Socket 1700, while the i5-1334U is a mobile part on Intel BGA 1744. The desktop chip has a 35 W TDP; the mobile chip has a 15 W TDP. That thermal gap is the primary driver of their performance differences.

Core counts diverge sharply. The i3-14100T has 4 cores and 8 threads. The i5-1334U has 10 cores and 12 threads, implying a hybrid configuration with performance and efficiency cores, though the database does not break down that split. The i3-14100T runs at a base clock of 2.70 GHz with a boost of 4.40 GHz. The i5-1334U has a much lower base clock of 1300.00 MHz (1.30 GHz) but a higher boost of 4.60 GHz.

Cache hierarchies are identical in structure: 80 KB L1 per core, 1.25 MB L2 per core, and 12 MB shared L3. Memory support matches as well, with both supporting DDR4 and DDR5 over dual channels. The i3-14100T supports ECC memory; the i5-1334U does not. PCIe capabilities differ: the i3-14100T offers Gen 5 with 16 lanes (CPU only), while the i5-1334U offers Gen 4 with 8 lanes (CPU only).

Integrated graphics also separate the two. The i3-14100T uses UHD Graphics 730, while the i5-1334U uses Iris Xe Graphics 80EU. The i5-1334U launched earlier, in January 2023, versus January 2024 for the i3-14100T. Both remain in active production. The i3-14100T carries a launch MSRP of $134; the i5-1334U carries a launch MSRP of $340.

Head-to-Head Benchmarks

The largest single margin in the entire comparison belongs to the i3-14100T in PassMark find prime numbers, where it scores 56 against the i5-1334U's 39, a 43.6% advantage. This is a pure integer throughput test, and the desktop chip's higher sustained clocks and lower TDP constraints clearly matter.

The second-largest margin is Cinebench R23 multi-core. The i3-14100T scores 11612 versus 8641 for the i5-1334U, a 34.4% lead. This is a modern rendering workload that stresses all cores simultaneously. The i3-14100T's 4 cores with 8 threads outperform the i5-1334U's 10 cores with 12 threads, likely because the mobile chip's efficiency cores cannot sustain high clocks under the same load.

PassMark physics shows a similar pattern: 973 for the i3-14100T versus 722 for the i5-1334U, a 34.8% edge. Physics simulations are heavily threaded and reward consistent multi-core performance. The i3-14100T also wins PassMark extended instructions by 21.6% (10414 versus 8563).

The i5-1334U's biggest win is Cinebench R15 single-core, scoring 241 versus 165, a 31.5% margin. This is an older benchmark with a shorter duration, which favors the i5-1334U's 4.60 GHz boost clock. The same test in multi-core shows the i5-1334U ahead by 25.4% (1569 versus 1170), which is surprising given the R20 and R23 results. This suggests the R15 workload is short enough that the mobile chip's boost behavior dominates.

In Cinebench R20, the tables turn. The i3-14100T wins multi-core by 5.2% (4877 versus 4638) and single-core by 5.2% (688 versus 654). In R23 single-core, the i5-1334U wins again, by 5.1% (1727 versus 1639). The PassMark single-thread test goes to the i3-14100T by 4.6% (3498 versus 3345), and the multi-thread test goes to the i3-14100T by 1.9% (13662 versus 13410).

The i5-1334U takes PassMark integer math by 20% (50374 versus 40292), floating point math by 9% (34474 versus 31379), random string sorting by 8% (16933 versus 15579), and data encryption by 16% (9377 versus 7881). The i3-14100T wins data compression by a narrow 1.4% (152636 versus 150568).

Specification Differences

The two processors differ in several key specification fields:

| Field | Intel Core i3-14100T | Intel Core i5-1334U |

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

| Cores | 4 | 10 |

| Threads | 8 | 12 |

| Base clock | 2.70 GHz | 1300.00 MHz |

| Boost clock | 4.40 GHz | 4.60 GHz |

| TDP | 35 W | 15 W |

| Socket | Intel Socket 1700 | Intel BGA 1744 |

| Market segment | Desktop | Mobile |

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

| Integrated graphics | UHD Graphics 730 | Iris Xe Graphics 80EU |

| ECC memory | Yes | No |

| Release date | 2024-01-07 | 2023-01-03 |

| Launch MSRP | $134 | $340 |

| Part number | SRMX0 | SRML5 |

Both share the same L1, L2, and L3 cache sizes, the same 10 nm process, the same dual-channel DDR4/DDR5 memory support, and the same Raptor Lake architecture. Neither has an unlocked multiplier. The die size is recorded only for the i3-14100T at 163 mm²; no die size is listed for the i5-1334U.

FAQ

Q: Which processor has more cores?

A: The Intel Core i5-1334U has 10 cores and 12 threads, while the Intel Core i3-14100T has 4 cores and 8 threads.

Q: Which processor scores higher in Cinebench R23 multi-core?

A: The Intel Core i3-14100T scores 11612 versus 8641 for the i5-1334U, a 34.4% advantage.

Q: Does the i5-1334U ever win a single-core test?

A: Yes. The i5-1334U wins Cinebench R15 single-core by 31.5% (241 versus 165) and Cinebench R23 single-core by 5.1% (1727 versus 1639). The i3-14100T wins the PassMark single-thread test by 4.6%.

Q: What is the TDP difference between the two?

A: The i3-14100T has a 35 W TDP, while the i5-1334U has a 15 W TDP.

Q: Which processor supports ECC memory?

A: Only the Intel Core i3-14100T supports ECC memory. The i5-1334U does not.

Q: How do they compare in PassMark data encryption?

A: The i5-1334U wins by 16%, scoring 9377 versus 7881 for the i3-14100T.

The Verdict

The data points to two distinct buyer profiles. The Intel Core i3-14100T is the stronger choice for desktop users running sustained multi-threaded workloads: rendering, physics simulation, prime number computation, and extended instruction sets. Its 34.4% lead in Cinebench R23 multi-core and 34.8% lead in PassMark physics are decisive margins. It also offers ECC memory support, PCIe Gen 5 with 16 lanes, and a lower launch MSRP of $134.

The Intel Core i5-1334U is the pick for mobile users or those prioritizing short-burst performance and certain math operations. Its 4.60 GHz boost clock delivers wins in Cinebench R15 and R23 single-core, and its 20% lead in integer math plus 16% lead in encryption shows strength in specific application types. The 15 W TDP makes it suitable for thin-and-light systems. Its launch MSRP is $340, and it sits at the 72nd percentile versus all CPUs, one point higher than the i3-14100T's 71st percentile.

The average benchmark scores are close: 18154 for the i5-1334U versus 17648 for the i3-14100T, a difference of roughly 2.9%. The i5-1334U's nearest rivals include the AMD Ryzen 3 8300G and Intel Core i7-1365U, both within 0.1%. The i3-14100T's nearest rivals include the Intel Core i3-13100F and Intel Core i7-1255U, both essentially tied. For a desktop workstation with heavy rendering, choose the i3-14100T. For a laptop with bursty productivity and encryption tasks, choose the i5-1334U. There is no universal winner; the recorded data favors each in its intended environment.