Intel Core i5-14400T vs Intel Core i9-14901KE Comparison

FAQ

Q: What are the core and thread counts of the Intel Core i5-14400T and the Intel Core i9-14901KE?

A: The i5-14400T has 10 cores and 16 threads, while the i9-14901KE has 8 cores and 16 threads. Both support 16 threads, but the i5 uses more physical cores to reach that count.

Q: How do their clock speeds differ?

A: The i5-14400T has a base clock of 1.50 GHz and a boost clock of 4.50 GHz. The i9-14901KE has a base clock of 3.80 GHz and a boost clock of 5.80 GHz. The i9 starts much higher and boosts further.

Q: Which processor has a larger L3 cache?

A: The i9-14901KE features 36 MB of shared L3 cache, while the i5-14400T has 20 MB of shared L3 cache. The i9 also has 2 MB of L2 cache per core, compared to 1.25 MB per core on the i5.

Q: Are both processors based on the same architecture?

A: Yes, both are Raptor Lake parts, with the codename Raptor Lake-R, and both are built on Intel's 10 nm process node. They also share the Intel Socket 1700.

Q: What is the TDP difference between the two?

A: The i5-14400T has a TDP of 35 watts, while the i9-14901KE has a TDP of 125 watts. This indicates a substantial difference in power envelope and thermal output.

Q: Do both processors support ECC memory and PCIe Gen 5?

A: Yes, both support ECC memory and PCIe Gen 5 with 16 lanes from the CPU. Both also support DDR4 and DDR5 memory in a dual-channel configuration.

Where Each One Wins

The Intel Core i5-14400T and the Intel Core i9-14901KE occupy different positions in the desktop market, and the recorded data shows they win in distinct areas.

The i5-14400T wins on efficiency and core count. Its 10 cores and 16 threads provide a higher physical core count than the i9-14901KE, which uses 8 cores and 16 threads. The i5's TDP of 35 watts is dramatically lower than the i9's 125 watts, making it the clear choice for low-power and compact systems. The i5 also carries a lower launch MSRP of $221, although the i9 has no recorded launch MSRP in the database.

The i9-14901KE wins on raw performance potential. Its base clock of 3.80 GHz and boost clock of 5.80 GHz far exceed the i5's 1.50 GHz base and 4.50 GHz boost. The i9 also has a much larger L3 cache at 36 MB versus 20 MB, and its L2 cache per core is 2 MB versus 1.25 MB. The i9 features an unlocked multiplier, allowing overclocking, while the i5 does not. The i9 also integrates UHD Graphics 770, a step above the i5's UHD Graphics 730.

The benchmark data for the i5-14400T shows it holds its own against several rivals, with an average benchmark score of 27166. The i9-14901KE has no recorded benchmarks in the database, so its wins are projected from specifications rather than measured results.

Architecture Differences

Both processors share the Raptor Lake architecture and the Raptor Lake-R codename, built on Intel's 10 nm process node at Intel's foundry. The die size differs: the i5-14400T measures 215 mm², while the i9-14901KE measures 257 mm². This larger die on the i9 accommodates its larger cache and higher clock speeds.

The core configuration is a key architectural split. The i5-14400T uses 10 cores and 16 threads, which implies a hybrid arrangement with more physical cores. The i9-14901KE uses 8 cores and 16 threads, relying on hyper-threading to reach the same thread count. This means the i5 has more physical cores, while the i9 concentrates on higher per-core performance.

Cache hierarchy differs significantly. The i5 has 80 KB of L1 cache per core and 1.25 MB of L2 cache per core, with 20 MB of shared L3. The i9 has the same 80 KB L1 per core but doubles L2 to 2 MB per core, and its shared L3 is 36 MB. The larger caches on the i9 should reduce memory latency and improve data-heavy workloads.

The integrated graphics differ as well. The i5 uses UHD Graphics 730, while the i9 uses UHD Graphics 770. Both support DDR4 and DDR5 memory in dual-channel mode, and both support ECC memory. The PCIe implementation is identical: Gen 5 with 16 lanes from the CPU.

The i9-14901KE has an unlocked multiplier, meaning it supports overclocking, while the i5-14400T is locked. This is a fundamental architectural feature that affects how each processor can be configured in a system.

Specification Differences

The following specifications differ between the two processors, based on the recorded data:

• Cores: The i5-14400T has 10 cores; the i9-14901KE has 8 cores.
• Base clock: The i5 runs at 1.50 GHz; the i9 runs at 3.80 GHz.
• Boost clock: The i5 boosts to 4.50 GHz; the i9 boosts to 5.80 GHz.
• TDP: The i5 is rated at 35 watts; the i9 is rated at 125 watts.
• Die size: The i5 measures 215 mm²; the i9 measures 257 mm².
• L2 cache: The i5 has 1.25 MB per core; the i9 has 2 MB per core.
• L3 cache: The i5 has 20 MB shared; the i9 has 36 MB shared.
• Integrated graphics: The i5 uses UHD Graphics 730; the i9 uses UHD Graphics 770.
• Unlocked multiplier: The i5 is locked; the i9 is unlocked.
• Release date: The i5 launched on 2024-01-07; the i9 launched on 2024-06-30.
• Launch MSRP: The i5 has a launch MSRP of $221; the i9 has no recorded launch MSRP.
• Part number: The i5 is SRN3N; the i9 is Q49DSRNJC.

The i5-14400T has a recorded average benchmark score of 27166 and a percentile ranking of 79 among all CPUs. The i9-14901KE has no recorded benchmarks, an average score of 0, and a percentile ranking of 50, which reflects missing data rather than actual performance.

Head-to-Head Benchmarks

The database contains no direct head-to-head benchmark results between the Intel Core i5-14400T and the Intel Core i9-14901KE. The winsA and winsB fields are both 0, and the headToHeadBenchmarks array is empty.

However, the i5-14400T has a full set of individual benchmark scores that can be analyzed. Its Cinebench R23 multicore score is 17189, and its single-core score is 2426. In Cinebench R20, the i5 scores 7219 multicore and 1018 single-core. Cinebench R15 shows 1732 multicore and 244 single-core.

PassMark results for the i5 include a multithread score of 20223, a single-thread score of 3512, integer math at 65667, floating-point math at 49139, and extended instructions at 14562. Data compression scores 235636, data encryption scores 13244, and random string sorting scores 25181. Physics scores 1244, and finding prime numbers scores 73.

The i9-14901KE has no benchmark scores in the database, so no direct comparison of measured performance is possible. The i9's specifications suggest it would outperform the i5 in single-threaded and lightly threaded tasks due to its much higher boost clock of 5.80 GHz versus 4.50 GHz, and its larger cache. The i5's higher core count of 10 versus 8 might help in heavily parallel workloads, but the i9's 36 MB L3 cache and 2 MB L2 per core could offset that advantage.

The i5-14400T's nearest rivals provide context for its performance. It sits 0.3% above the Intel Core i9-9900K, 0.4% above the AMD Ryzen 7 5700G, 0.7% below the Intel Core i7-13700H, and 0.8% below the AMD Ryzen 3 PRO 5355G in average benchmark score. This places the i5 in a competitive mid-range position, close to older high-end parts and modern mobile chips.

The Verdict

The data indicates two distinct use cases for these processors.

The Intel Core i5-14400T suits systems where power consumption and core count matter most. Its 35-watt TDP is a fraction of the i9's 125 watts, making it appropriate for small-form-factor builds, always-on servers, or systems with limited cooling. The 10-core configuration provides strong multithreading capability, and its recorded average benchmark score of 27166 with a 79th percentile ranking shows it performs well against the broader CPU market. The i5's nearest rivals, such as the i9-9900K and Ryzen 7 5700G, are within 0.4% of its average score, confirming its competitive position.

The Intel Core i9-14901KE targets raw performance without regard for efficiency. Its 8 cores run at a base clock of 3.80 GHz and boost to 5.80 GHz, which are substantially higher than the i5's 1.50 GHz base and 4.50 GHz boost. The 36 MB L3 cache, 2 MB L2 per core, and unlocked multiplier all point toward maximum single-threaded speed and overclocking potential. The i9 also carries the more capable UHD Graphics 770. However, without recorded benchmarks, its actual performance cannot be verified from the database.

Users who prioritize low power draw, higher physical core count, and a known benchmark track record should consider the i5-14400T. Users who prioritize clock speed, cache size, overclocking freedom, and are willing to accept a 125-watt TDP should consider the i9-14901KE. The i5 is a measured performer with a launch MSRP of $221; the i9 is a specification-driven part with no measured scores and no launch MSRP in the database. The choice hinges on whether the workload benefits from more cores at lower power, or from higher clocks and larger caches at higher power.