Intel Core i9-14901KE vs Intel Core Ultra 7 265KF Comparison

FAQ

Q: What are the core and thread counts for the Intel Core i9-14901KE and the Intel Core Ultra 7 265KF?

A: The Intel Core i9-14901KE has 8 cores and 16 threads, while the Intel Core Ultra 7 265KF has 20 cores and 20 threads. The Ultra 7 265KF therefore offers 12 more physical cores but 4 fewer threads than the i9-14901KE.

Q: How do the clock speeds compare between the two processors?

A: The Intel Core i9-14901KE has a base clock of 3.80 GHz and a boost clock of 5.80 GHz. The Intel Core Ultra 7 265KF has a base clock of 3.90 GHz and a boost clock of 5.50 GHz. The i9-14901KE reaches a higher maximum boost clock by 0.30 GHz.

Q: What are the differences in process node and foundry?

A: The Intel Core i9-14901KE uses a 10 nm process node fabricated by Intel, while the Intel Core Ultra 7 265KF uses a 3 nm process node fabricated by TSMC. The Ultra 7 265KF also lists 17,800 million transistors on a 243 mm² die, whereas the i9-14901KE lists a 257 mm² die size without a transistor count.

Q: Which processor supports DDR4 memory?

A: Only the Intel Core i9-14901KE supports DDR4 memory, as its memory support includes both DDR4 and DDR5. The Intel Core Ultra 7 265KF supports DDR5 only, with a dual-channel memory bus delivering 102.4 GB/s of memory bandwidth.

Q: Do both processors have integrated graphics?

A: No. The Intel Core i9-14901KE includes UHD Graphics 770, while the Intel Core Ultra 7 265KF has no integrated graphics (listed as N/A). A discrete graphics card is required for the Ultra 7 265KF.

Q: What is the release date and market segment for each CPU?

A: The Intel Core i9-14901KE was released on 2024-06-30, and the Intel Core Ultra 7 265KF was released on 2024-10-23. Both are desktop processors and are currently listed as Active in production status.

The Verdict

The data clearly separates these two processors by workload type. The Intel Core Ultra 7 265KF dominates in multi-threaded and content-creation tasks, backed by a 94th percentile ranking among all CPUs and an average benchmark score of 71910. The Intel Core i9-14901KE, with its higher boost clock of 5.80 GHz, is the better choice for single-thread-sensitive applications, though its percentile ranking sits at 50.

Users who run heavily threaded workloads such as video rendering, 3D simulation, or data processing should select the Core Ultra 7 265KF. Its 20 physical cores and 20 threads, combined with a 3 nm process node from TSMC, deliver substantial multi-core performance. The recorded benchmark scores confirm this: Cinebench R23 multi-core reaches 49736, Geekbench multi-core reaches 22913, and PassMark multithread reaches 58518.

Users who prioritize maximum single-core speed or require legacy memory support should consider the Core i9-14901KE. Its boost clock of 5.80 GHz exceeds the Ultra 7 265KF's 5.50 GHz, and it is the only one of the two supporting DDR4 memory. The i9-14901KE also includes UHD Graphics 770, so a system can operate without a discrete GPU.

The launch MSRP for the Core Ultra 7 265KF is $379. The Core i9-14901KE has no launch MSRP recorded in the database.

Head-to-Head Benchmarks

The Intel Core Ultra 7 265KF wins decisively across all recorded benchmark categories. In Cinebench R15 multi-core, the Ultra 7 265KF scores 5013, while the i9-14901KE has no recorded score in the database. The same pattern holds for Cinebench R20 multi-core, where the Ultra 7 265KF scores 20889, and for Cinebench R23 multi-core, where it scores 49736.

Single-core results also favor the Ultra 7 265KF. The Cinebench R15 single-core score is 707, the Cinebench R20 single-core score is 2948, and the Cinebench R23 single-core score is 7021. Geekbench results follow the same direction: the Ultra 7 265KF produces a multi-core score of 22913 and a single-core score of 2759.

PassMark tests further illustrate the performance gap. The Ultra 7 265KF achieves 666589 in data compression, 48198 in data encryption, 54513 in extended instructions, 486 in find prime numbers, 189431 in floating point math, 143351 in integer math, 58518 in multithread, 3633 in physics, 79735 in random string sorting, and 4928 in single thread. The i9-14901KE has no benchmark scores recorded in the database, meaning every comparison defaults to the Ultra 7 265KF's favor.

The nearest rivals for the Ultra 7 265KF provide context for its standing. AMD Ryzen 7 8840HX scores 71797, a 0.2% delta relative to the Ultra 7 265KF's 71910. Intel Xeon 6517P scores 72350, a -0.6% delta, and Intel Xeon 6724P scores 72396, a -0.7% delta. Intel Xeon Platinum 8270 scores 71370, a 0.8% delta. These figures show the Ultra 7 265KF sits within a narrow band of competing workstation and server processors, slightly below the two Xeon parts but slightly above the Ryzen and the older Xeon Platinum.

Specification Differences

The core counts differ significantly: the i9-14901KE has 8 cores and 16 threads, while the Ultra 7 265KF has 20 cores and 20 threads. Base clocks are close, 3.80 GHz versus 3.90 GHz, but boost clocks differ by 0.30 GHz in favor of the i9-14901KE at 5.80 GHz versus 5.50 GHz.

Both processors have a TDP of 125, but their sockets are incompatible. The i9-14901KE uses Intel Socket 1700, while the Ultra 7 265KF uses Intel Socket 1851. Memory support also diverges: the i9-14901KE supports DDR4 and DDR5, while the Ultra 7 265KF supports DDR5 only. The Ultra 7 265KF lists 102.4 GB/s memory bandwidth, while the i9-14901KE lists no memory bandwidth figure. ECC memory is supported only on the i9-14901KE.

PCIe lane counts differ as well. The i9-14901KE provides Gen 5 with 16 lanes (CPU only), while the Ultra 7 265KF provides Gen 5 with 20 lanes (CPU only). Integrated graphics are present only on the i9-14901KE via UHD Graphics 770; the Ultra 7 265KF has none.

Both processors have an unlocked multiplier, and both are active in production. Release dates differ by about four months, with the i9-14901KE launching on 2024-06-30 and the Ultra 7 265KF on 2024-10-23. The part numbers are Q49DSRNJC for the i9-14901KE and SRQCU for the Ultra 7 265KF.

Architecture Differences

The architectural split is fundamental. The i9-14901KE uses Raptor Lake architecture, specifically the Raptor Lake-R codename, and belongs to the Core 14th Gen series. The Ultra 7 265KF uses Arrow Lake architecture, specifically Arrow Lake-S, and belongs to the Core Ultra Series 2.

Process nodes separate the two by a wide margin. The i9-14901KE is built on Intel's 10 nm node, while the Ultra 7 265KF is built on TSMC's 3 nm node. The foundry differs accordingly: Intel for the i9-14901KE, TSMC for the Ultra 7 265KF. The transistor count for the Ultra 7 265KF is 17,800 million, while the i9-14901KE has no recorded transistor count. Die sizes are 257 mm² for the i9-14901KE and 243 mm² for the Ultra 7 265KF.

Cache layouts differ per core and in shared capacity. The i9-14901KE has 80 KB of L1 per core, 2 MB of L2 per core, and 36 MB of shared L3. The Ultra 7 265KF has 192 KB of L1 per core, 3 MB of L2 per core, and 30 MB of shared L3. The larger per-core caches on the Ultra 7 265KF are offset by a smaller shared L3 pool.

The generation labels reflect different product lines: Core i9 (Raptor Lake Refresh) for the i9-14901KE versus Ultra 7 (Arrow Lake) for the 265KF. The memory controller on the Ultra 7 265KF is DDR5-only, whereas the i9-14901KE retains DDR4 compatibility. The absence of integrated graphics on the Ultra 7 265KF is an architectural choice that shifts display output entirely to discrete GPUs.

Where Each One Wins

The Intel Core Ultra 7 265KF wins in every category where benchmark data exists. Multi-threaded rendering, physics simulation, encryption, compression, and floating-point workloads all favor the 20-core part. The Cinebench R23 multi-core score of 49736, the PassMark multithread score of 58518, and the PassMark physics score of 3633 indicate strong parallel throughput. The 94th percentile ranking confirms this processor belongs near the top of the database's CPU distribution.

The Intel Core i9-14901KE wins in scenarios defined by its specifications rather than its benchmarks. Its 5.80 GHz boost clock is the highest recorded between the two, giving it an edge in lightly threaded tasks that depend on raw clock speed. Its support for DDR4 memory makes it compatible with existing platforms and memory kits, a practical advantage for system builders not ready to transition to DDR5. The integrated UHD Graphics 770 provides display output without a discrete GPU, which is useful for basic systems or troubleshooting.

The socket difference reinforces the split. The i9-14901KE targets Intel Socket 1700 platforms, while the Ultra 7 265KF requires Intel Socket 1851. A user with a Socket 1700 motherboard can upgrade to the i9-14901KE without a platform change. A user building a new system can choose the Socket 1851 platform for the Ultra 7 265KF, gaining 20 PCIe Gen 5 lanes and higher memory bandwidth.

For users who need ECC memory, the i9-14901KE is the only option of the two. For users who need maximum multi-core performance and a 3 nm process node, the Ultra 7 265KF is the clear selection. The recorded data shows no benchmark category where the i9-14901KE outperforms the Ultra 7 265KF, so the decision rests on platform compatibility, clock speed priorities, and integrated graphics requirements rather than measured performance.