Intel Core 3 305 vs Intel Core i7-14700 Comparison

The Verdict

The Intel Core i7-14700 is the decisive winner across every recorded benchmark in this comparison. The data shows the Core i7-14700 takes all 17 head-to-head tests, while the Intel Core 3 305 secures zero wins. The average benchmark score tells the same story: the Core i7-14700 records 52301 versus 18302 for the Core 3 305. In percentile terms, the Core i7-14700 sits at the 91st percentile of all CPUs in the database, while the Core 3 305 lands at the 72nd percentile. The Core 3 305 is a mobile part with a 15 TDP, while the Core i7-14700 is a desktop processor with a 65 TDP, so the performance gap aligns with their intended segments and power envelopes.

The Core 3 305 belongs in thin-and-light mobile systems where low power consumption matters more than raw throughput. The Core i7-14700, with its 20 cores and 28 threads, is the choice for desktop workloads that demand heavy multi-threaded performance. The nearest rival data confirms the positioning: the Core 3 305 trades within 0.4% of the AMD Ryzen 5 2600E, while the Core i7-14700 lands within 0.7% of the AMD Ryzen 9 5950X. Buyers choosing between these two specific processors should understand they are not competitors; they serve entirely different system classes.

Architecture Differences

The two processors come from different Intel generations and process nodes. The Core 3 305 uses Wildcat Lake architecture on a 3 nm process, while the Core i7-14700 uses Raptor Lake-R architecture on a 10 nm process. Both are manufactured by Intel, but the process node difference is substantial. The Core 3 305 is a mobile chip on Intel BGA 1516, while the Core i7-14700 is a desktop chip on Intel Socket 1700.

Core counts diverge sharply. The Core 3 305 has 6 cores and 6 threads, meaning no hyperthreading. The Core i7-14700 has 20 cores and 28 threads, which indicates a hybrid configuration with performance and efficiency cores. Base clocks are 1.50 GHz for the Core 3 305 versus 2.10 GHz for the Core i7-14700. Boost clocks reach 4.30 GHz on the Core 3 305 and 5.40 GHz on the Core i7-14700. The Core i7-14700 holds the advantage in both clock domains.

Cache hierarchies differ in structure and size. The Core 3 305 has 192 KB of L1 cache, 2.5 MB of L2 cache, and 6 MB of shared L3 cache. The Core i7-14700 lists 80 KB of L1 per core, 2 MB of L2 per core, and 33 MB of shared L3 cache. The Core i7-14700 also has a die size of 257 mm², while the Core 3 305 has no die size recorded. Memory support splits as well: the Core 3 305 uses DDR5 and LPDDR5X with a single-channel memory bus and 59.7 GB/s bandwidth. The Core i7-14700 supports DDR4 and DDR5 with a dual-channel memory bus, with no bandwidth figure recorded. The Core i7-14700 supports ECC memory, while the Core 3 305 does not.

PCIe capabilities are another differentiator. The Core 3 305 provides Gen 4 with 6 lanes (CPU only). The Core i7-14700 provides Gen 5 with 16 lanes (CPU only). Integrated graphics differ: the Core 3 305 uses Intel Xe3 Graphics with 1 Xe, while the Core i7-14700 uses UHD Graphics 770. The Core 3 305 has a launch MSRP of $309, and the Core i7-14700 has a launch MSRP of $384. The Core i7-14700 released on 2024-01-07, while the Core 3 305 released on 2026-04-15.

Where Each One Wins

The recorded data shows no benchmark wins for the Core 3 305 in the head-to-head comparison. Every single test goes to the Core i7-14700. That said, the Core 3 305 has attributes that suit a specific use case: mobile computing. Its 15 TDP and single-channel memory support point to low-power laptops where sustained battery life and modest thermal output are priorities. The integrated Xe3 Graphics with 1 Xe provides a baseline display output capability. The 3 nm process node suggests efficiency-focused design.

The Core i7-14700 wins in every compute-heavy category. The largest margin comes in PassMark integer math, where the Core i7-14700 scores 154535 against 32295, a 79.1% advantage. Data compression shows a 70.5% lead with 498198 versus 146857. Random string sorting shows a 67.6% lead at 54340 versus 17623. Cinebench R15 multicore shows a 67.4% lead at 4061 versus 1322. The pattern is consistent: the Core i7-14700 dominates in multi-threaded throughput and also leads in single-threaded tests, though by smaller margins.

The closest contest is PassMark single-thread, where the Core i7-14700 leads by only 6.1% (4236 versus 3977). Cinebench R23 single-core is the next closest at 11% (2080 versus 1852). These narrow single-thread gaps suggest the Core 3 305 has competitive per-core performance, but the Core i7-14700 still wins outright. For workloads that depend on single-core speed, the Core 3 305 is not far behind, but it still loses. The Core 3 305 is best suited for light mobile workloads that do not stress the CPU, while the Core i7-14700 handles desktop productivity, content creation, and multi-threaded rendering.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core i7-14700 has 20 cores and 28 threads. The Intel Core 3 305 has 6 cores and 6 threads.

Q: How large is the single-thread performance gap?

A: In PassMark single-thread, the Core i7-14700 scores 4236 versus 3977 for the Core 3 305, a 6.1% lead. In Cinebench R23 single-core, the Core i7-14700 scores 2080 versus 1852, an 11% lead.

Q: What is the biggest performance difference between the two?

A: The largest recorded margin is PassMark integer math, where the Core i7-14700 scores 154535 versus 32295 for the Core 3 305, a 79.1% advantage.

Q: Do both processors support the same memory types?

A: No. The Core 3 305 supports DDR5 and LPDDR5X with a single-channel bus. The Core i7-14700 supports DDR4 and DDR5 with a dual-channel bus.

Q: Which processor has a higher boost clock?

A: The Core i7-14700 boosts up to 5.40 GHz, while the Core 3 305 boosts up to 4.30 GHz.

Q: How do their average benchmark scores compare?

A: The Core i7-14700 has an average benchmark score of 52301, while the Core 3 305 has an average of 18302. The Core i7-14700 sits at the 91st percentile of all CPUs, compared to the 72nd percentile for the Core 3 305.

Head-to-Head Benchmarks

The head-to-head results are unambiguous. The Core i7-14700 wins all 17 recorded tests. The data shows a consistent pattern: multi-threaded workloads produce the largest deltas, while single-threaded tests narrow the gap but still favor the Core i7-14700.

Cinebench R15 multicore opens the comparison with the Core i7-14700 scoring 4061 against 1322 for the Core 3 305, a 67.4% deficit for the mobile chip. Cinebench R15 single-core shows 299 versus 186, a 37.8% gap. Cinebench R20 multicore continues the trend: 14388 versus 5511, a 61.7% deficit. Cinebench R20 single-core records 2031 versus 777, also a 61.7% gap. Cinebench R23 multicore delivers 28398 versus 13123, a 53.8% deficit. Cinebench R23 single-core is the closest Cinebench result: 2080 versus 1852, an 11% gap.

PassMark tests reveal the full extent of the Core i7-14700's dominance. Data compression scores 498198 versus 146857, a 70.5% deficit for the Core 3 305. Data encryption shows 29601 versus 11019, a 62.8% gap. Extended instructions record 28388 versus 13543, a 52.3% deficit. Find prime numbers delivers 164 versus 115, a 29.9% gap. Floating point math scores 106716 versus 42284, a 60.4% deficit. Integer math shows the largest margin: 154535 versus 32295, a 79.1% gap. Multithread performance records 40318 versus 15439, a 61.7% deficit. Physics tests show 2226 versus 1233, a 44.6% gap. Random string sorting delivers 54340 versus 17623, a 67.6% deficit.

Single-thread PassMark results are the closest overall. The Core i7-14700 scores 4236 against 3977 for the Core 3 305, a 6.1% lead. This appears twice in the data, once as passmark_single_thread and once as passmark_singlethread, with identical scores. The Core i7-14700 also holds a Geekbench multicore score of 17087 and a single-core score of 2409, though the Core 3 305 has no Geekbench results recorded for comparison.

The benchmark data confirms the Core i7-14700 is in a different performance class. Its nearest rivals include the Intel Xeon Gold 5320H at 52431 (0.2% ahead), the AMD EPYC 8124P at 52121 (0.3% behind), the Intel Core Ultra 5 235HX at 52073 (0.4% behind), and the AMD Ryzen 9 5950X at 51947 (0.7% behind). The Core 3 305's nearest rivals are far lower in absolute score: the Intel Core i3-14100 at 18318 (0.1% ahead), the Intel Core 5 330 at 18345 (0.2% ahead), the Intel Core 7 360 at 18374 (0.4% ahead), and the AMD Ryzen 5 2600E at 18230 (0.4% behind). These rival groupings show the two processors occupy completely different performance tiers in the database.

The aggregate data points to a simple conclusion: the Core i7-14700 is the superior processor by every measured metric. The Core 3 305 offers a low-power mobile option, but it cannot match the desktop part in any benchmark.