Intel Core i7-14701E vs Intel Core Ultra 3 205 Comparison

Head-to-Head Benchmarks

The benchmark data splits these two processors nearly evenly, with the Intel Core i7-14701E taking 9 wins and the Intel Core Ultra 3 205 taking 8. The victories, however, are not distributed equally in magnitude. The i7-14701E dominates in multi-threaded workloads, while the Core Ultra 3 205 shows clear superiority in specialized instruction sets and single-threaded tasks.

The most decisive margin belongs to the i7-14701E in PassMark integer math, where it scores 81,325 against the Core Ultra 3 205's 54,755, a 48.5% advantage. This is the single largest gap in the entire comparison. The i7-14701E also leads by 19% in PassMark physics (2,399 vs 2,016) and by 11.8% across all Cinebench R23 tests, both multi-core (22,195 vs 19,856) and single-core (3,133 vs 2,803). The Cinebench R15 and R20 suites show identical 11.7% to 11.8% gaps in both single and multi-core tests, indicating a consistent performance advantage across rendering generations.

The Core Ultra 3 205 counters with substantial wins in several PassMark sub-tests. Its biggest victory comes in find prime numbers, scoring 268 versus 176, a 34.3% lead. Data encryption shows a 20.8% advantage (18,772 vs 14,862), and extended instructions and floating point math both show roughly 17.7% to 17.9% leads. The Core Ultra 3 205 also wins PassMark single-thread (4,575 vs 4,305, a 5.9% lead) and random string sorting (31,083 vs 29,158, a 6.2% lead).

The closest contest is PassMark multithread, where the Core Ultra 3 205 edges out the i7-14701E by just 0.2% (26,167 vs 26,112). This near-tie is notable given the i7-14701E's large Cinebench multi-core lead. Data compression falls in favor of the i7-14701E with an 8.6% margin (282,939 vs 260,651).

Overall average benchmark scores reflect these mixed results. The i7-14701E has an average score of 33,206, placing it in the 83rd percentile of all CPUs. The Core Ultra 3 205 averages 31,473, sitting in the 82nd percentile. The i7-14701E's nearest rival is the AMD Ryzen 9 PRO 6950H with an average score of 33,201, a 0% delta, while the Core Ultra 3 205's closest competitor is the Intel Core 7 240H at 31,483, also a 0% delta.

Architecture Differences

The two processors represent fundamentally different design generations from Intel. The i7-14701E uses the Raptor Lake architecture, specifically Raptor Lake-R, built on Intel's 10 nm process. The Core Ultra 3 205 uses the Arrow Lake architecture, specifically Arrow Lake-S, fabricated on TSMC's 3 nm node. This process difference is significant: the Core Ultra 3 205 packs 17,800 million transistors into a 243 mm² die, while the i7-14701E's die size is 257 mm² with no transistor count listed in the database.

Core configuration differs sharply. Both have 8 cores, but the i7-14701E supports 16 threads via hyperthreading, while the Core Ultra 3 205 has 8 threads. The i7-14701E has a lower base clock of 2.60 GHz but a higher boost clock of 5.40 GHz. The Core Ultra 3 205 starts at 3.80 GHz base and boosts to 4.90 GHz. The i7-14701E has a 65 W TDP, slightly higher than the Core Ultra 3 205's 57 W.

Cache hierarchies diverge substantially. The i7-14701E provides 80 KB L1 per core, 2 MB L2 per core, and 33 MB shared L3. The Core Ultra 3 205 offers 192 KB L1 per core, 3 MB L2 per core, but only 15 MB shared L3. The Core Ultra 3 205's larger per-core caches compensate for its smaller shared L3 in single-threaded workloads, while the i7-14701E's larger L3 benefits multi-threaded rendering tasks.

Memory support also separates them. The i7-14701E supports both DDR4 and DDR5, while the Core Ultra 3 205 is DDR5-only. Both use dual-channel memory buses. The Core Ultra 3 205 lists a memory bandwidth of 102.4 GB/s; no bandwidth figure is recorded for the i7-14701E. ECC memory is supported on the i7-14701E but not on the Core Ultra 3 205.

PCIe connectivity favors the Core Ultra 3 205 with Gen 5 and 20 CPU lanes, versus the i7-14701E's Gen 5 with 16 lanes. Integrated graphics differ as well: the i7-14701E uses UHD Graphics 770, while the Core Ultra 3 205 uses Arc Xe-LPG Graphics 16EU. Sockets are incompatible: the i7-14701E uses Intel Socket 1700, and the Core Ultra 3 205 uses Intel Socket 1851. Release dates also differ, with the i7-14701E launching in 2024-06-30 and the Core Ultra 3 205 arriving 2025-07-31. The Core Ultra 3 205 has a launch MSRP of $140; no MSRP is listed for the i7-14701E.

FAQ

Q: Which processor has the higher average benchmark score?

A: The Intel Core i7-14701E has a higher average benchmark score of 33,206 compared to the Intel Core Ultra 3 205's 31,473. The i7-14701E also ranks in the 83rd percentile of all CPUs, one percentile above the Core Ultra 3 205.

Q: How do they compare in Cinebench R23?

A: The i7-14701E wins both tests. In multi-core, it scores 22,195 versus 19,856, a lead of 11.8%. In single-core, it scores 3,133 versus 2,803, also an 11.8% lead.

Q: Where does the Core Ultra 3 205 have its biggest advantage?

A: The Core Ultra 3 205's largest win is in PassMark find prime numbers, where it scores 268 versus the i7-14701E's 176, a 34.3% advantage. It also leads by 20.8% in data encryption and by 17.9% in extended instructions.

Q: Do the two processors have the same number of cores?

A: Yes, both have 8 cores. However, the i7-14701E supports 16 threads while the Core Ultra 3 205 supports 8 threads, meaning the i7-14701E can handle twice as many concurrent threads.

Q: Which processor supports ECC memory?

A: The Intel Core i7-14701E supports ECC memory. The Intel Core Ultra 3 205 does not list ECC memory support.

Q: What are the socket requirements for each?

A: The i7-14701E uses Intel Socket 1700, while the Core Ultra 3 205 uses Intel Socket 1851. These sockets are not interchangeable.

The Verdict

The data presents a clear split based on workload type. The Intel Core i7-14701E is the stronger choice for multi-threaded rendering, physics simulation, and integer-heavy computation. Its 11.8% lead in every Cinebench test and 48.5% lead in integer math are decisive. The 16 threads over 8 cores provide a structural advantage for parallel workloads that the Core Ultra 3 205 cannot overcome despite its newer architecture.

The Intel Core Ultra 3 205 wins in single-threaded PassMark tests, specialized instruction execution, encryption, floating point math, and prime number finding. Its 5.9% single-thread lead and 34.3% prime number advantage indicate a more efficient per-core design. The smaller 15 MB L3 cache is offset by larger per-core L1 and L2 caches, which helps in latency-sensitive tasks.

For users prioritizing rendering performance, physics, and integer operations, the i7-14701E delivers consistently higher scores. For users focused on encryption workloads, extended instruction sets, floating point math, and single-threaded responsiveness, the Core Ultra 3 205 is the better fit. The near-tie in PassMark multithread (0.2% difference) shows that the Core Ultra 3 205's efficiency nearly matches the i7-14701E's thread count advantage in certain mixed workloads.

The Core Ultra 3 205's newer 3 nm process from TSMC and 17,800 million transistors represent a more modern design, but the i7-14701E's larger 33 MB L3 cache and 16 threads prove decisive in the majority of benchmark categories. The i7-14701E wins 9 of 17 head-to-head tests; the Core Ultra 3 205 wins 8. The i7-14701E's average score lead of 1,733 points (33,206 vs 31,473) confirms its overall performance advantage.

Specification Differences

| Specification | Intel Core i7-14701E | Intel Core Ultra 3 205 |

|----------------|----------------------|------------------------|

| Architecture | Raptor Lake | Arrow Lake |

| Process Node | 10 nm | 3 nm |

| Foundry | Intel | TSMC |

| Transistors | Not listed | 17,800 million |

| Die Size | 257 mm² | 243 mm² |

| Threads | 16 | 8 |

| Base Clock | 2.60 GHz | 3.80 GHz |

| Boost Clock | 5.40 GHz | 4.90 GHz |

| TDP | 65 W | 57 W |

| L1 Cache | 80 KB (per core) | 192 KB (per core) |

| L2 Cache | 2 MB (per core) | 3 MB (per core) |

| L3 Cache | 33 MB (shared) | 15 MB (shared) |

| Memory Support | DDR4, DDR5 | DDR5 |

| Memory Bandwidth | Not listed | 102.4 GB/s |

| ECC Memory | Yes | No |

| PCIe | Gen 5, 16 Lanes | Gen 5, 20 Lanes |

| Integrated Graphics | UHD Graphics 770 | Arc Xe-LPG Graphics 16EU |

| Socket | Intel Socket 1700 | Intel Socket 1851 |

| Release Date | 2024-06-30 | 2025-07-31 |

| Launch MSRP | Not listed | $140 |

Where Each One Wins

The i7-14701E is the pick for Cinebench rendering workloads across all three versions (R15, R20, R23), with consistent 11.7% to 11.8% leads in both single and multi-core tests. It also wins PassMark integer math by 48.5%, data compression by 8.6%, and physics by 19%. These results point toward use cases involving 3D rendering, video encoding, physics calculations, and general integer-heavy application work.

The Core Ultra 3 205 excels in PassMark find prime numbers with a 34.3% lead, data encryption with a 20.8% lead, extended instructions with a 17.9% lead, and floating point math with a 17.7% lead. It also wins single-thread performance by 5.9% and random string sorting by 6.2%. These strengths align with cryptography, scientific computing, floating-point simulation, and single-threaded application responsiveness.

The PassMark multithread result, a 0.2% win for the Core Ultra 3 205, suggests that in mixed parallel workloads the two processors are nearly equivalent. The i7-14701E's 16 threads versus 8 threads does not automatically translate to a multithread win in every scenario, as the Core Ultra 3 205's higher base clock (3.80 GHz vs 2.60 GHz) and larger per-core caches compensate in certain tasks.

The Core Ultra 3 205 offers more PCIe lanes (20 vs 16) and a newer socket (1851 vs 1700), which could matter for expansion in future systems. The i7-14701E supports both DDR4 and DDR5 memory, while the Core Ultra 3 205 requires DDR5. ECC memory support exists only on the i7-14701E, which may be relevant for workstation or server-adjacent builds. The Core Ultra 3 205's integrated Arc Xe-LPG Graphics 16EU replaces the older UHD Graphics 770 found on the i7-14701E.