Intel Core i7-14700F vs Intel Core Ultra 5 245K Comparison
Intel Core i7-14700F
Core Ultra 5 245K
PERFORMANCE BENCHMARKS
Analysis: Intel Core i7-14700F vs Intel Core Ultra 5 245K
The Verdict
The data splits these two desktop processors into distinct roles. The Intel Core Ultra 5 245K wins 11 of the 17 head-to-head benchmarks, while the Intel Core i7-14700F takes 6. The Ultra 5 245K is the better all-rounder for mixed workloads, leading in PassMark multithread by 4.2% and single-thread by 10.7%. However, the i7-14700F is the clear choice for heavily threaded rendering, as shown by its 28.6% lead in Cinebench R23 multi-core and its 36.8% advantage in PassMark integer math. The overall average benchmark scores are nearly identical: the Ultra 5 245K sits at 54053, just 0.8% above the i7-14700F's 53620. Both CPUs rank at the 91st percentile among all CPUs. Buyers who prioritize Cinebench-style rendering or integer-heavy computation should pick the i7-14700F; those who need balanced performance across encryption, floating-point, and single-threaded tasks should pick the Ultra 5 245K.
Architecture Differences
The two chips come from different foundries and process nodes. The Ultra 5 245K is built on TSMC's 3 nm process with 17,800 million transistors on a 243 mm² die. The i7-14700F uses Intel's 10 nm process with a 257 mm² die and no transistor count listed. The core configurations diverge sharply: the Ultra 5 245K has 14 cores and 14 threads, while the i7-14700F has 20 cores and 28 threads. This means the i7-14700F supports hyper-threading, while the Ultra 5 245K does not. The Ultra 5 245K has a higher base clock of 4.20 GHz versus 2.10 GHz, but the i7-14700F boosts higher at 5.40 GHz versus 5.20 GHz. Cache layouts differ too: the Ultra 5 245K has 192 KB L1 and 3 MB L2 per core, with 24 MB shared L3; the i7-14700F has 80 KB L1 and 2 MB L2 per core, with 33 MB shared L3. The Ultra 5 245K supports only DDR5 memory with a rated bandwidth of 102.4 GB/s, while the i7-14700F supports both DDR4 and DDR5, though its bandwidth is not listed. The Ultra 5 245K includes integrated Arc Xe-LPG Graphics with 64 execution units; the i7-14700F has no integrated graphics. The Ultra 5 245K also offers 20 PCIe Gen 5 lanes, versus 16 on the i7-14700F. Both support ECC memory and use different sockets: the Ultra 5 245K is on Intel Socket 1851, the i7-14700F on Intel Socket 1700. The Ultra 5 245K has an unlocked multiplier; the i7-14700F is locked.
Where Each One Wins
The Ultra 5 245K dominates in several computational categories. It leads by 135.2% in PassMark find prime numbers, by 31.7% in extended instructions, and by 22.1% in floating-point math. It also wins PassMark data encryption by 10.4% and physics by 25.5%. These results indicate strength in cryptographic workloads, scientific floating-point calculations, and physics simulations. Single-threaded performance also favors the Ultra 5 245K, with a 10.7% lead in PassMark single-thread and a 4.2% lead in Cinebench R20 single-core. The i7-14700F counters with dominance in integer-heavy tasks: it leads by 36.8% in PassMark integer math and by 9.3% in data compression. Its Cinebench R23 multi-core score of 35122 versus 25066 shows a massive 28.6% advantage for long-duration rendering. The i7-14700F also wins Cinebench R15 single-core by 35.5% and random string sorting by 1.5%. For workloads that scale with thread count and integer throughput, the i7-14700F is superior; for everything else, the Ultra 5 245K holds the edge.
FAQ
Q: Which CPU has more cores and threads?
A: The Intel Core i7-14700F has 20 cores and 28 threads, while the Intel Core Ultra 5 245K has 14 cores and 14 threads.
Q: Which CPU is faster in single-threaded performance?
A: The Ultra 5 245K wins PassMark single-thread by 10.7% (4714 vs 4257) and Cinebench R20 single-core by 4.2% (2169 vs 2082). However, the i7-14700F wins Cinebench R15 single-core by 35.5% (499 vs 322) and Cinebench R23 single-core by 57% (4958 vs 2132).
Q: Which CPU should I choose for Cinebench rendering?
A: The i7-14700F is the clear winner for Cinebench R23 multi-core, scoring 35122 against the Ultra 5 245K's 25066, a 28.6% difference. It also leads in Cinebench R15 multi-core by 8.8%.
Q: Does the Ultra 5 245K have integrated graphics?
A: Yes, it includes Arc Xe-LPG Graphics with 64 execution units. The i7-14700F has no integrated graphics.
Q: Which CPU is better for data encryption?
A: The Ultra 5 245K leads PassMark data encryption by 10.4% (33286 vs 30144).
Q: What is the average benchmark score difference?
A: The Ultra 5 245K has an average benchmark score of 54053, which is 0.8% higher than the i7-14700F's 53620. Both rank at the 91st percentile.
Head-to-Head Benchmarks
The largest margin of victory belongs to the Ultra 5 245K in PassMark find prime numbers, where it scores 414 against the i7-14700F's 176, a 135.2% difference. This suggests a major architectural advantage in prime-number computation. The next biggest win is also for the Ultra 5 245K: extended instructions, 37617 vs 28564, a 31.7% lead. Floating-point math shows a 22.1% advantage (130678 vs 107005), and physics follows at 25.5% (3081 vs 2455). Data encryption adds another 10.4% win (33286 vs 30144). The Ultra 5 245K also takes Cinebench R15 multi-core by 8.8% (3850 vs 3540) and Cinebench R20 multi-core by 4.2% (15368 vs 14751). PassMark multithread goes to the Ultra 5 245K by 4.2% (43047 vs 41317), and single-thread by 10.7% (4714 vs 4257).
The i7-14700F's biggest win is in Cinebench R23 single-core, where it scores 4958 against 2132, a 57% difference. Its Cinebench R23 multi-core score of 35122 beats 25066 by 28.6%. In PassMark integer math, the i7-14700F leads 155808 vs 98524, a 36.8% margin. Data compression goes to the i7-14700F by 9.3% (505885 vs 458817), and Cinebench R15 single-core by 35.5% (499 vs 322). Random string sorting is close, with the i7-14700F ahead by 1.5% (55918 vs 55098). The i7-14700F also wins Cinebench R23 multi-core by a wide margin, but loses Cinebench R20 multi-core by 4.2%, showing that benchmark versions matter significantly.
Specification Differences
The two processors differ in every major specification category. The Ultra 5 245K has 14 cores and 14 threads, while the i7-14700F has 20 cores and 28 threads. Base clocks are 4.20 GHz versus 2.10 GHz, with boost clocks of 5.20 GHz versus 5.40 GHz. Thermal design power is 125 W for the Ultra 5 245K and 65 W for the i7-14700F. The Ultra 5 245K uses Intel Socket 1851, the i7-14700F uses Socket 1700. Architecture is Arrow Lake-S versus Raptor Lake-R, with process nodes of 3 nm (TSMC) versus 10 nm (Intel). The Ultra 5 245K has 17,800 million transistors on a 243 mm² die; the i7-14700F has no listed transistor count on a 257 mm² die. Cache per core differs: 192 KB L1 and 3 MB L2 for the Ultra 5 245K, 80 KB L1 and 2 MB L2 for the i7-14700F. Shared L3 is 24 MB versus 33 MB. Memory support is DDR5-only versus DDR4 and DDR5, with the Ultra 5 245K listing 102.4 GB/s bandwidth and the i7-14700F listing none. PCIe lanes are 20 Gen 5 for the Ultra 5 245K and 16 Gen 5 for the i7-14700F. The Ultra 5 245K has integrated Arc Xe-LPG Graphics 64EU; the i7-14700F has N/A. The Ultra 5 245K has an unlocked multiplier; the i7-14700F is locked. Release dates are 2024-10-23 for the Ultra 5 245K and 2024-01-07 for the i7-14700F. Launch MSRP is $319 for the Ultra 5 245K and $359 for the i7-14700F. Both support ECC memory and are currently active production.