Intel Core i9-14901E vs Intel Core Ultra 9 285K Comparison

FAQ

Q: Which processor has the higher average benchmark score?

A: The Intel Core Ultra 9 285K records an average benchmark score of 83807, while the Intel Core i9-14901E records 37911. The Ultra 9 285K sits in the 96th percentile of all CPUs, compared to the 86th percentile for the i9-14901E.

Q: How do the two processors compare in single-core Cinebench R23 performance?

A: The Intel Core i9-14901E wins the Cinebench R23 single-core test with a score of 3635 against the Ultra 9 285K's 2377, a delta of 52.9% in favor of the i9-14901E. This is one of only two benchmark wins for the i9-14901E.

Q: What is the core and thread configuration difference?

A: The Intel Core i9-14901E has 8 cores and 16 threads, while the Intel Core Ultra 9 285K has 24 cores and 24 threads. The Ultra 9 285K therefore has 16 more cores but no additional threads beyond its core count.

Q: Which processor uses a smaller manufacturing process?

A: The Intel Core Ultra 9 285K is built on a 3 nm process by TSMC, whereas the Intel Core i9-14901E uses a 10 nm process by Intel. The Ultra 9 285K also has 17,800 million transistors, while the i9-14901E does not list a transistor count.

Q: What memory types does each processor support?

A: The Intel Core i9-14901E supports both DDR4 and DDR5 memory in a dual-channel configuration. The Intel Core Ultra 9 285K supports DDR5 only, also in dual-channel, with a recorded memory bandwidth of 102.4 GB/s.

Q: How many PCIe Gen 5 lanes does each CPU provide?

A: The Intel Core i9-14901E provides 16 PCIe Gen 5 lanes from the CPU, while the Intel Core Ultra 9 285K provides 20 PCIe Gen 5 lanes from the CPU.

The Verdict

The recorded data presents a clear split between two very different desktop processors. The Intel Core Ultra 9 285K dominates the head-to-head comparison with 15 wins out of 17 recorded benchmarks, including every multi-threaded workload and the majority of single-thread tests. Its average benchmark score of 83807 places it 121% higher than the i9-14901E's 37911, and its 96th percentile ranking confirms it as a top-tier desktop part.

The Intel Core i9-14901E wins only two benchmarks: Cinebench R15 single-core and Cinebench R23 single-core. In the R23 single-core test, it leads by 52.9%, a substantial margin. This suggests the i9-14901E retains a specific advantage in legacy single-threaded rendering workloads, despite its older architecture and lower core count.

Users who prioritize multi-threaded throughput, data compression, encryption, or physics simulation should select the Intel Core Ultra 9 285K. The data shows it is faster by 60% in Cinebench R15 multi-core, 54.9% in Cinebench R20 multi-core, and 39.4% in Cinebench R23 multi-core. Those who need maximum single-core performance in Cinebench R23 specifically, or who require a lower 65 W TDP with DDR4 compatibility, may find the i9-14901E more suitable. The i9-14901E also uses Intel Socket 1700, which may align with existing platform requirements.

Head-to-Head Benchmarks

The largest margin of victory belongs to the Intel Core Ultra 9 285K in PassMark extended instructions, where it scores 62277 against the i9-14901E's 17249, a delta of 72.3%. This is followed closely by data encryption, where the Ultra 9 285K scores 57745 versus 18571, a 67.8% lead. Data compression shows a 63.4% advantage for the Ultra 9 285K, with scores of 790052 and 288777 respectively.

The Cinebench suite tells a nuanced story. In multi-core tests, the Ultra 9 285K wins Cinebench R15 multi-core with 6494 against 2595 (60% ahead), Cinebench R20 multi-core with 24003 against 10816 (54.9% ahead), and Cinebench R23 multi-core with 42522 against 25753 (39.4% ahead). However, in single-core tests, the i9-14901E wins Cinebench R15 single-core 366 to 359 (1.9% ahead) and Cinebench R23 single-core 3635 to 2377 (52.9% ahead). The Cinebench R20 single-core test goes to the Ultra 9 285K with 3388 against 1526, a 55% margin, which is the opposite of the other two single-core Cinebench results.

PassMark single-thread performance favors the Ultra 9 285K at 5087 versus 4354, a 14.4% lead. Integer math shows a 34.6% advantage for the Ultra 9 285K, with scores of 172379 and 112736. Floating point math favors the Ultra 9 285K by 63.9%, scoring 224324 against 81089. Find prime numbers goes to the Ultra 9 285K at 541 versus 189, a 65.1% margin. Random string sorting shows a 58.8% lead for the Ultra 9 285K, with scores of 94927 and 39138. Physics simulation favors the Ultra 9 285K by 22.8%, scoring 3938 against 3041. PassMark multithread scores 67260 for the Ultra 9 285K and 30298 for the i9-14901E, a 55% difference.

Specification Differences

The core count differs significantly: 8 cores for the i9-14901E versus 24 cores for the Ultra 9 285K. Thread counts are 16 and 24 respectively, meaning the i9-14901E uses Hyper-Threading while the Ultra 9 285K does not. Base clocks are 2.80 GHz for the i9-14901E and 3.70 GHz for the Ultra 9 285K. Boost clocks are close, at 5.60 GHz and 5.70 GHz respectively.

TDP differs substantially: 65 W for the i9-14901E versus 125 W for the Ultra 9 285K. Sockets are incompatible: Intel Socket 1700 for the i9-14901E and Intel Socket 1851 for the Ultra 9 285K. Process nodes differ: 10 nm Intel for the i9-14901E and 3 nm TSMC for the Ultra 9 285K. Die sizes are 257 mm² and 243 mm² respectively. The Ultra 9 285K lists 17,800 million transistors; the i9-14901E does not list a transistor count.

Cache hierarchies differ in L1 and L2 sizes: the i9-14901E has 80 KB L1 and 2 MB L2 per core, while the Ultra 9 285K has 192 KB L1 and 3 MB L2 per core. Both share 36 MB L3 cache. Memory support differs: the i9-14901E supports DDR4 and DDR5, while the Ultra 9 285K supports DDR5 only. The Ultra 9 285K records a memory bandwidth of 102.4 GB/s; the i9-14901E does not list a bandwidth figure. PCIe lanes differ: 16 Gen 5 lanes for the i9-14901E versus 20 Gen 5 lanes for the Ultra 9 285K. Integrated graphics differ: UHD Graphics 770 for the i9-14901E versus Arc Xe-LPG Graphics 64EU for the Ultra 9 285K. The Ultra 9 285K has an unlocked multiplier; the i9-14901E does not. Release dates are June 30, 2024 for the i9-14901E and October 23, 2024 for the Ultra 9 285K. The Ultra 9 285K has a launch MSRP of $589; the i9-14901E has no listed launch MSRP.

Architecture Differences

The Intel Core i9-14901E uses Raptor Lake architecture, specifically the Raptor Lake-R codename, and belongs to the Core 14th Gen series. The Intel Core Ultra 9 285K uses Arrow Lake architecture, with the Arrow Lake-S codename, and belongs to the Core Ultra Series 2. The i9-14901E is fabricated on Intel's 10 nm process, while the Ultra 9 285K uses TSMC's 3 nm process. This process difference likely contributes to the significant transistor count difference: 17,800 million transistors in the Ultra 9 285K versus no listed count for the i9-14901E.

The core count difference of 8 versus 24 is the most prominent architectural distinction. The i9-14901E reaches 16 threads through simultaneous multithreading, while the Ultra 9 285K operates with 24 threads across 24 physical cores without SMT. The cache design also differs: the i9-14901E provides 80 KB L1 and 2 MB L2 per core, while the Ultra 9 285K provides 192 KB L1 and 3 MB L2 per core. Both processors share 36 MB of L3 cache, which is identical.

The i9-14901E supports both DDR4 and DDR5 memory, reflecting its Raptor Lake heritage, while the Ultra 9 285K is DDR5-only with a recorded bandwidth of 102.4 GB/s. The Ultra 9 285K also provides more PCIe Gen 5 lanes (20 versus 16) and uses a different integrated GPU architecture (Arc Xe-LPG Graphics 64EU versus UHD Graphics 770). The i9-14901E is multiplier-locked, while the Ultra 9 285K has an unlocked multiplier for overclocking.

Where Each One Wins

The Intel Core Ultra 9 285K wins in every multi-threaded workload recorded. Cinebench R15 multi-core shows a 60% lead, R20 multi-core shows 54.9%, and R23 multi-core shows 39.4%. PassMark multithread confirms this pattern with a 55% advantage. Data compression, encryption, extended instructions, prime number finding, floating point math, integer math, random string sorting, and physics simulation all go to the Ultra 9 285K with margins ranging from 22.8% to 72.3%. PassMark single-thread also favors the Ultra 9 285K by 14.4%, and Cinebench R20 single-core goes to the Ultra 9 285K by 55%.

The Intel Core i9-14901E wins exactly two benchmarks: Cinebench R15 single-core by 1.9% and Cinebench R23 single-core by 52.9%. These wins are notable because they occur in legacy single-thread rendering tests, where the i9-14901E's higher boost clock of 5.60 GHz and Raptor Lake architecture appear to deliver an advantage. The R23 single-core margin of 52.9% is particularly striking given that the Ultra 9 285K has a slightly higher boost clock of 5.70 GHz and a newer 3 nm process.

The use-case split is therefore clear. For workloads involving rendering, compression, encryption, scientific computation, or any parallel throughput, the Ultra 9 285K is the stronger part by a wide margin. For single-threaded Cinebench R23 rendering specifically, the i9-14901E offers a substantial edge. The i9-14901E also carries a lower 65 W TDP and DDR4 support, which may matter in power-constrained or legacy-platform builds. The Ultra 9 285K's 125 W TDP and Socket 1851 requirement indicate a platform that expects higher power delivery.