Intel Core Ultra 5 250KF Plus vs Intel Processor 300T Comparison

Head-to-Head Benchmarks

The recorded data shows that the Intel Core Ultra 5 250KF Plus and the Intel Processor 300T occupy very different positions in the database. The Core Ultra 5 250KF Plus has an average benchmark score of 66,159, placing it in the 93rd percentile of all CPUs. The Intel Processor 300T has no recorded benchmark scores in the database, with an average score of zero and a 50th percentile ranking.

Because the Intel Processor 300T lacks any benchmark entries, direct head-to-head comparisons are impossible. The database contains no head-to-head benchmark results between these two processors, and the wins counter shows zero for both. This absence of data is itself informative: the Core Ultra 5 250KF Plus has been measured extensively, while the Processor 300T has not been subjected to the same testing suite.

The Core Ultra 5 250KF Plus does have a rich set of recorded measurements. In Cinebench R15, it scores 4,305 in multi-core and 607 in single-core. In Cinebench R20, the scores are 17,941 multi-core and 2,532 single-core. The Cinebench R23 results show 42,718 multi-core and 6,030 single-core. PassMark tests show 159,824 in floating point math, 123,030 in integer math, 50,146 in multithread, 4,698 in single thread, and 553,155 in data compression.

For the Intel Processor 300T, the database lists no comparable scores for any of these tests. The implication is that the Processor 300T has not been evaluated through the same benchmark suite, leaving its performance profile undocumented in the database. Any analysis must therefore rely on the architectural and specification differences between the two parts rather than measured performance deltas.

FAQ

Q: Does the Intel Core Ultra 5 250KF Plus have a higher average benchmark score than the Intel Processor 300T?

A: Yes. The Core Ultra 5 250KF Plus records an average benchmark score of 66,159. The Intel Processor 300T records an average benchmark score of zero, as no benchmark results are present in the database.

Q: Which processor has more cores and threads?

A: The Intel Core Ultra 5 250KF Plus has 18 cores and 18 threads. The Intel Processor 300T has 2 cores and 4 threads. The Core Ultra 5 250KF Plus therefore provides 16 additional cores and 14 additional threads.

Q: What are the clock speed specifications for each processor?

A: The Intel Core Ultra 5 250KF Plus has a base clock of 4.20 GHz and a boost clock of 5.30 GHz. The Intel Processor 300T has a base clock of 3.40 GHz, and the database lists no boost clock for this processor.

Q: Which processor supports ECC memory?

A: The Intel Core Ultra 5 250KF Plus supports ECC memory. The Intel Processor 300T does not support ECC memory.

Q: Do both processors have integrated graphics?

A: No. The Intel Core Ultra 5 250KF Plus has no integrated graphics, listed as "N/A". The Intel Processor 300T includes UHD Graphics 710.

Q: What are the release dates for these two processors?

A: The Intel Core Ultra 5 250KF Plus has a release date of 2026-03-10. The Intel Processor 300T has a release date of 2024-01-07.

The Verdict

The data indicates that the Intel Core Ultra 5 250KF Plus is a high-performance desktop processor with extensive benchmark coverage. Its 93rd percentile ranking places it among the top CPUs in the database. Its nearest rivals include the Intel Core 9 273PQE with an average score of 66,099 (a 0.1% delta), the AMD Ryzen 9 7950X3D with 65,914 (0.4% delta), the Intel Core Ultra 5 250K Plus with 66,855 (-1% delta), and the AMD EPYC 4465P with 66,925 (-1.1% delta). These results show the Core Ultra 5 250KF Plus sitting within roughly a single percentage point of several strong competitors.

The Intel Processor 300T, by contrast, has no recorded benchmarks and sits at the 50th percentile. This is a processor with 2 cores, 4 threads, a 3.40 GHz base clock, a 35 TDP, and support for DDR4 and DDR5 memory. It includes UHD Graphics 710, which the Core Ultra 5 250KF Plus lacks.

The verdict from the data is straightforward. The Core Ultra 5 250KF Plus is designed for workloads that demand substantial multi-core throughput, evidenced by its 18-core configuration and its Cinebench R23 multi-core score of 42,718. The Processor 300T is a low-power, entry-level desktop part with a 35 TDP, suitable for basic computing tasks. The Core Ultra 5 250KF Plus has a 125 TDP, reflecting its much higher power envelope and performance capacity.

For any user whose workload benefits from parallel processing, high clock speeds, or extensive cache, the Core Ultra 5 250KF Plus is the only option with measured data supporting such capabilities. The Processor 300T, without benchmark data, cannot be positioned as a performance alternative based on the database. Its role is defined by its specifications: low power consumption, integrated graphics, and a modest 2-core configuration.

Specification Differences

The two processors differ across nearly every specification field recorded in the database.

The Intel Core Ultra 5 250KF Plus has 18 cores and 18 threads, while the Intel Processor 300T has 2 cores and 4 threads. The base clocks differ: 4.20 GHz for the Core Ultra 5 250KF Plus versus 3.40 GHz for the Processor 300T. The Core Ultra 5 250KF Plus has a boost clock of 5.30 GHz; the Processor 300T has no boost clock listed.

The TDP values are 125 watts for the Core Ultra 5 250KF Plus and 35 watts for the Processor 300T. The sockets are different: the Core Ultra 5 250KF Plus uses Intel Socket 1851, while the Processor 300T uses Intel Socket 1700.

Cache configurations differ substantially. The Core Ultra 5 250KF Plus has 192 KB of L1 cache per core, 3 MB of L2 cache per core, and 30 MB of shared L3 cache. The Processor 300T has 80 KB of L1 cache per core, 1.25 MB of L2 cache per core, and 6 MB of shared L3 cache.

Memory support differs. The Core Ultra 5 250KF Plus supports DDR5 only, with dual-channel memory and a memory bandwidth of 115.2 GB/s. The Processor 300T supports both DDR4 and DDR5, also dual-channel, but the database lists no memory bandwidth figure for it. ECC memory is supported on the Core Ultra 5 250KF Plus but not on the Processor 300T.

PCIe configurations differ. The Core Ultra 5 250KF Plus lists Gen 5 with 20 lanes (CPU only). The Processor 300T lists Gen 5 with 16 lanes (CPU only).

Integrated graphics differ. The Core Ultra 5 250KF Plus has no integrated graphics (N/A). The Processor 300T includes UHD Graphics 710.

The multiplier is unlocked on the Core Ultra 5 250KF Plus, while the Processor 300T has a locked multiplier.

Process nodes and foundries differ. The Core Ultra 5 250KF Plus uses a 3 nm process from TSMC, while the Processor 300T uses a 10 nm process from Intel.

Die sizes differ: 243 mm² for the Core Ultra 5 250KF Plus and 163 mm² for the Processor 300T. The Core Ultra 5 250KF Plus has 17,800 million transistors; the Processor 300T has no transistor count listed.

The launch MSRP values are $184 for the Core Ultra 5 250KF Plus and $82 for the Processor 300T.

The release dates differ: 2026-03-10 for the Core Ultra 5 250KF Plus and 2024-01-07 for the Processor 300T.

Architecture Differences

The Intel Core Ultra 5 250KF Plus belongs to the Core Ultra Series 2, with the codename Arrow Lake Refresh and the generation listed as Ultra 5 (Arrow Lake). It is manufactured on a 3 nm process by TSMC, with 17,800 million transistors on a 243 mm² die. Its architecture is listed as null in the database, but the codename and generation place it in the Arrow Lake lineage.

The Intel Processor 300T has the architecture listed as Raptor Lake, with the codename Raptor Lake-S and the generation listed as Intel Processor (Raptor Lake). It is manufactured on a 10 nm process by Intel, with no transistor count recorded and a die size of 163 mm².

The core designs differ significantly. The Core Ultra 5 250KF Plus uses 18 cores with 18 threads, indicating a design without hyper-threading. The Processor 300T uses 2 cores with 4 threads, indicating hyper-threading support. The Core Ultra 5 250KF Plus has per-core L1 cache of 192 KB and per-core L2 cache of 3 MB, while the Processor 300T has per-core L1 cache of 80 KB and per-core L2 cache of 1.25 MB. The shared L3 cache is 30 MB for the Core Ultra 5 250KF Plus versus 6 MB for the Processor 300T.

The Core Ultra 5 250KF Plus has no integrated graphics, while the Processor 300T includes UHD Graphics 710. This suggests the Processor 300T is designed for systems without a discrete graphics card, whereas the Core Ultra 5 250KF Plus assumes a dedicated GPU.

The memory controllers differ in scope. The Core Ultra 5 250KF Plus supports DDR5 with a memory bandwidth of 115.2 GB/s, and it supports ECC memory. The Processor 300T supports both DDR4 and DDR5 but has no recorded memory bandwidth and no ECC support.

The process node difference is notable: 3 nm for the Core Ultra 5 250KF Plus versus 10 nm for the Processor 300T. The foundry also differs: TSMC for the Core Ultra 5 250KF Plus, Intel for the Processor 300T.

The Core Ultra 5 250KF Plus has an unlocked multiplier, indicating overclocking capability. The Processor 300T has a locked multiplier.

The PCIe support is Gen 5 for both, but the Core Ultra 5 250KF Plus offers 20 lanes while the Processor 300T offers 16 lanes.

Where Each One Wins

The Intel Core Ultra 5 250KF Plus wins in every category where benchmark data exists. Its Cinebench R23 multi-core score of 42,718 reflects a processor with substantial parallel capability. Its PassMark multithread score of 50,146 and integer math score of 123,030 reinforce this. The single-core performance is also strong: a Cinebench R23 single-core score of 6,030 and a PassMark single-thread score of 4,698.

The Core Ultra 5 250KF Plus also wins on memory bandwidth with 115.2 GB/s, a figure the Processor 300T does not have recorded. The Core Ultra 5 250KF Plus supports ECC memory, which matters for data integrity in compute-heavy tasks. Its unlock multiplier allows tuning beyond stock settings. Its 20 PCIe Gen 5 lanes provide more expansion headroom than the 16 lanes on the Processor 300T.

The Intel Processor 300T wins on power efficiency. Its 35 TDP is dramatically lower than the 125 TDP of the Core Ultra 5 250KF Plus. For systems where heat and power draw are the primary constraints, the Processor 300T presents a lower-draw option. It also includes UHD Graphics 710, meaning no discrete GPU is required for basic display output. This makes the Processor 300T viable for entry-level desktop systems, office tasks, or low-power servers where graphics output is needed and heavy compute is not.

The Processor 300T also supports both DDR4 and DDR5 memory, which could allow reuse of existing DDR4 modules. The Core Ultra 5 250KF Plus is restricted to DDR5. The Processor 300T has a lower launch MSRP of $82 versus $184 for the Core Ultra 5 250KF Plus.

The data shows a clear split: the Core Ultra 5 250KF Plus is for workloads requiring high core counts, high clock speeds, large cache, ECC memory, and extensive PCIe bandwidth. The Processor 300T is for low-power, general-purpose computing with integrated graphics and memory flexibility. The absence of benchmark data for the Processor 300T means its actual performance in compute tests remains unmeasured, so the database cannot confirm any performance win for it, only specification-level advantages.