Intel Core i7-14701E vs Intel Core Ultra 5 245KF Comparison

# Intel Core i7-14701E vs Intel Core Ultra 5 245KF: A Generational Shift in Performance

The recorded benchmark data presents an unusually one-sided comparison. The Intel Core Ultra 5 245KF wins all 17 head-to-head tests against the Intel Core i7-14701E, with victories ranging from a modest 8.7% margin in single-threaded workloads to a commanding 57.7% gap in prime number calculations. This is not a close contest by any metric in the database. The Core Ultra 5 245KF achieves an average benchmark score of 55093, placing it in the 91st percentile of all CPUs, while the Core i7-14701E scores 33206 on average, sitting at the 83rd percentile. The data suggests a substantial architectural leap rather than an incremental refresh.

Where Each One Wins

The Core i7-14701E does not win a single recorded benchmark. Every test in the head-to-head comparison, from Cinebench R15 through Cinebench R23 to the full Passmark suite, favors the Core Ultra 5 245KF. The closest result appears in Passmark single-thread performance, where the Core Ultra 5 245KF scores 4715 against the Core i7-14701E's 4305, a 8.7% advantage. This indicates that even in lightly threaded workloads, the newer processor holds a measurable edge.

The Core Ultra 5 245KF shows its largest dominance in compute-heavy tasks. Passmark find prime numbers delivers a score of 416 versus 176, a 57.7% difference. Data encryption shows a 55.5% gap, with the Core Ultra 5 245KF scoring 33381 against 14862. Extended instructions follow closely at 51.1% ahead, scoring 37912 versus 18528. Floating point math also demonstrates a wide separation, with 131546 against 61873, a 53% margin.

Multicore rendering workloads show consistent 39.4% advantages across all three Cinebench versions. In Cinebench R23 multicore, the Core Ultra 5 245KF scores 36647, while the Core i7-14701E manages 22195. The pattern repeats in R20 (15391 versus 9321) and R15 (3693 versus 2237). Single-core Cinebench results show similar proportional gaps, with the Core Ultra 5 245KF leading by 39.5% in both R15 and R20, and 39.4% in R23.

The Core i7-14701E does find closer competition in integer math, where its score of 81325 trails the Core Ultra 5 245KF's 98854 by only 17.7%. Physics performance also shows a relatively narrower gap at 20%, with scores of 2399 and 2998 respectively. These smaller deltas suggest that the older architecture retains some competitive strength in specific integer and physics workloads, though it still finishes behind in every case.

The Verdict

The data points to a clear hierarchy. The Intel Core Ultra 5 245KF outperforms the Intel Core i7-14701E across every measured workload in the database. Its 91st percentile ranking versus the 83rd percentile of the Core i7-14701E reflects this comprehensive advantage. The Core Ultra 5 245KF also sits among higher-tier rivals, with the database placing it near the AMD Ryzen 9 9900X3D (0.6% ahead), the Intel Core 7 253PQE (1.5% behind), and the Intel Core i9-14900HX (1.6% behind). Meanwhile, the Core i7-14701E competes in a lower performance bracket, with nearest rivals including the AMD Ryzen 9 PRO 6950H (0% delta), AMD Ryzen 5 8645HS (0.1% behind), and AMD Ryzen 7 7745HX (0.3% ahead).

For workloads that stress parallel processing, such as rendering, encryption, or data compression, the Core Ultra 5 245KF is the clear choice from the recorded data. Its 14 cores and 14 threads, combined with higher clock speeds, deliver substantial multicore advantages. For users prioritizing single-thread responsiveness, the Core Ultra 5 245KF still leads, though by a smaller margin. The Core i7-14701E offers no recorded scenario where it emerges ahead, making the selection straightforward based on benchmark performance alone.

Head-to-Head Benchmarks

The largest winning margin for the Core Ultra 5 245KF occurs in Passmark find prime numbers, where it scores 416 against the Core i7-14701E's 176. This 57.7% gap represents the most significant performance difference in the dataset. The result indicates a major advantage in iterative mathematical computation, likely stemming from the combination of higher boost clock and architectural efficiency.

Passmark data encryption shows the second-largest gap at 55.5%. The Core Ultra 5 245KF scores 33381, more than double the Core i7-14701E's 14862. Encryption workloads often rely on both raw throughput and instruction efficiency, areas where the newer Arrow Lake architecture demonstrates clear superiority.

Floating point math shows a 53% advantage, with the Core Ultra 5 245KF scoring 131546 against 61873. Extended instructions follow at 51.1%, scoring 37912 versus 18528. Random string sorting shows a 47.2% gap, with 55206 against 29158. These results collectively indicate that the Core Ultra 5 245KF handles complex computational workloads with substantially greater efficiency.

Data compression reveals a 38.5% difference, with scores of 460123 and 282939. Multithread performance shows a 39.4% gap, scoring 43110 against 26112. All three Cinebench multicore tests consistently show 39.4% differences, while single-core Cinebench tests show 39.5% or 39.4% margins. This consistency across different Cinebench versions suggests a uniform architectural advantage rather than workload-specific optimization.

The narrowest margins appear in Passmark single-thread (8.7%), integer math (17.7%), and physics (20%). These results indicate that while the Core Ultra 5 245KF wins everywhere, the Core i7-14701E comes closest in these particular workloads.

FAQ

Q: Which processor has better single-core performance?

A: The Intel Core Ultra 5 245KF leads in single-thread tests. Passmark single-thread scores are 4715 versus 4305, an 8.7% advantage. Cinebench R23 single-core shows a larger gap, with 5173 against 3133.

Q: How large is the multicore performance difference?

A: The Core Ultra 5 245KF leads by 39.4% across all Cinebench multicore tests. Cinebench R23 multicore scores are 36647 versus 22195, R20 shows 15391 versus 9321, and R15 shows 3693 versus 2237.

Q: Does the Core i7-14701E win in any benchmark?

A: No. The recorded data shows the Core Ultra 5 245KF winning all 17 head-to-head tests. The Core i7-14701E records zero wins.

Q: What is the difference in overall benchmark scores?

A: The Core Ultra 5 245KF has an average benchmark score of 55093, while the Core i7-14701E averages 33206. This places the Core Ultra 5 245KF in the 91st percentile and the Core i7-14701E in the 83rd percentile.

Q: How do the two compare in encryption workloads?

A: The Core Ultra 5 245KF scores 33381 in Passmark data encryption, while the Core i7-14701E scores 14862. This represents a 55.5% advantage for the Core Ultra 5 245KF.

Q: Which processor has more cores and threads?

A: The Core Ultra 5 245KF has 14 cores and 14 threads. The Core i7-14701E has 8 cores and 16 threads, meaning it uses hyper-threading while the Core Ultra 5 245KF does not.

Architecture Differences

The two processors come from different Intel generations with distinct designs. The Core i7-14701E uses the Raptor Lake architecture on a 10 nm process node manufactured by Intel, with a die size of 257 mm². The Core Ultra 5 245KF uses the Arrow Lake architecture on a 3 nm process node manufactured by TSMC, with a die size of 243 mm² and 17,800 million transistors.

Cache configurations differ substantially. The Core i7-14701E provides 80 KB of L1 cache per core, 2 MB of L2 cache per core, and 33 MB of shared L3 cache. The Core Ultra 5 245KF offers 192 KB of L1 cache per core, 3 MB of L2 cache per core, and 24 MB of shared L3 cache. While the Core Ultra 5 245KF has more per-core cache, the Core i7-14701E has more total L3 cache.

Memory support also differs. The Core i7-14701E supports both DDR4 and DDR5 memory, while the Core Ultra 5 245KF supports DDR5 exclusively. The Core Ultra 5 245KF records a memory bandwidth of 102.4 GB/s, while the Core i7-14701E does not have a recorded bandwidth figure. The Core i7-14701E supports ECC memory, while the Core Ultra 5 245KF does not.

The Core i7-14701E includes integrated graphics in the form of UHD Graphics 770, while the Core Ultra 5 245KF has no integrated graphics. The Core Ultra 5 245KF has an unlocked multiplier, while the Core i7-14701E does not. The Core Ultra 5 245KF also provides more PCIe lanes, with Gen 5 and 20 lanes compared to Gen 5 and 16 lanes on the Core i7-14701E.

The Core i7-14701E uses Intel Socket 1700, while the Core Ultra 5 245KF requires Intel Socket 1851. The Core i7-14701E was released in June 2024, while the Core Ultra 5 245KF launched in October 2024.

Specification Differences

The Core Ultra 5 245KF has 14 cores and 14 threads, compared to 8 cores and 16 threads on the Core i7-14701E. Base clocks differ significantly: the Core Ultra 5 245KF runs at 4.20 GHz, while the Core i7-14701E runs at 2.60 GHz. Boost clocks are closer, with the Core Ultra 5 245KF reaching 5.20 GHz and the Core i7-14701E reaching 5.40 GHz.

The Core Ultra 5 245KF has a TDP of 125, while the Core i7-14701E has a TDP of 65. The Core Ultra 5 245KF uses a 3 nm process from TSMC, while the Core i7-14701E uses a 10 nm process from Intel. The Core Ultra 5 245KF has a die size of 243 mm² and 17,800 million transistors, while the Core i7-14701E has a die size of 257 mm² with no recorded transistor count.

The Core i7-14701E supports both DDR4 and DDR5 memory with ECC capability, while the Core Ultra 5 245KF supports only DDR5 without ECC. The Core Ultra 5 245KF records 102.4 GB/s memory bandwidth, while the Core i7-14701E has no recorded bandwidth value. The Core i7-14701E includes UHD Graphics 770, while the Core Ultra 5 245KF has no integrated graphics. The Core Ultra 5 245KF offers 20 PCIe Gen 5 lanes, while the Core i7-14701E offers 16 PCIe Gen 5 lanes. The Core Ultra 5 245KF has an unlocked multiplier, while the Core i7-14701E does not. The launch MSRP of the Core Ultra 5 245KF is $294.