Intel Core i7-13700K vs Intel Core Ultra 5 235A Comparison

The Intel Core Ultra 5 235A and Intel Core i7-13700K occupy adjacent tiers in the database. The Ultra 5 averages 48201 across all recorded benchmarks, placing it at the 90th percentile of all CPUs, while the i7-13700K averages 46881 at the 89th percentile. In direct head-to-head testing, the i7 takes 10 wins to the Ultra 5's 7, but the distribution of those wins tells a more interesting story than the raw count. The Ultra 5's closest rival is the AMD Ryzen AI Max PRO 380 at 48171, a 0.1% gap, while the i7's nearest competitor is the AMD Ryzen 9 5900 at 46971, 0.2% behind. Both are desktop parts with active production status.

The Verdict

Choose the i7-13700K if your work is heavily multi-threaded. It leads the Ultra 5 by 27% in Cinebench R15 multi-core (4507.5 vs 3289), by 15.9% in Cinebench R20 multi-core (16292 vs 13705), and by 16.3% in Passmark multithread (45887 vs 38392). Its 16 cores and 24 threads give it a structural advantage over the Ultra 5's 14 cores and 14 threads. The i7 also dominates integer math (154446 vs 88626, 42.6% ahead) and data compression (595292 vs 393800, 33.8% ahead), making it the pick for encoding, compilation, and database-style workloads.

Choose the Ultra 5 235A if single-thread performance and efficiency matter more. It wins Cinebench R23 single-core by a massive 117.7% (4607 vs 2116) and Cinebench R15 single-core by 53.1% (464 vs 303). It also takes Passmark single-thread by 5.2% (4557 vs 4333) and floating point math by 3.4% (118778 vs 114867). Its 65W TDP is lower than the i7's 125W, and it still wins Cinebench R23 multi-core by 6.1% (32633 vs 30745), a notable result given the core count deficit. The i7's 10 wins include the two Cinebench multi-core tests and seven Passmark tests, while the Ultra 5's 7 wins include both Cinebench single-core tests and the R23 multi-core test. The pattern is consistent: the i7 wins where thread count and integer throughput dominate, the Ultra 5 wins where single-thread speed and floating point matter. The data does not support a universal recommendation: the i7 is the stronger all-round multi-threaded part, the Ultra 5 is the more efficient single-thread specialist.

Architecture Differences

The two CPUs come from different Intel generations and foundries. The Ultra 5 235A is built on Arrow Lake-S at TSMC's 3 nm process, with 17,800 million transistors on a 243 mm² die. The i7-13700K uses Raptor Lake-S on Intel's 10 nm process with a 257 mm² die. The Ultra 5's L1 cache is 192 KB per core versus 80 KB per core on the i7, and its L2 is 3 MB per core versus 2 MB. The i7 counters with a larger shared L3: 30 MB versus 24 MB.

Memory support diverges sharply. The Ultra 5 supports only DDR5 on a dual-channel bus with 102.4 GB/s bandwidth. The i7 supports both DDR4 and DDR5 on a dual-channel bus. ECC memory is supported on the i7 but not on the Ultra 5. The integrated graphics also differ: the Ultra 5 carries Arc Xe-LPG Graphics with 24 execution units, while the i7 has UHD Graphics 770.

The sockets are incompatible: the Ultra 5 uses Intel Socket 1851, the i7 uses Intel Socket 1700. The Ultra 5's multiplier is locked, the i7's is unlocked. The i7 boosts to 5.40 GHz versus 5.00 GHz on the Ultra 5, though both have a 3.40 GHz base clock. Both CPUs use Gen 5 PCIe with 20 lanes from the CPU. The Ultra 5 was released on 2025-07-28, the i7 on 2022-09-26.

FAQ

Q: Which CPU has a higher average benchmark score?

A: The Ultra 5 235A averages 48201, while the i7-13700K averages 46881.

Q: Which CPU has more cores and threads?

A: The i7-13700K has 16 cores and 24 threads. The Ultra 5 235A has 14 cores and 14 threads.

Q: Which CPU is faster in single-threaded workloads?

A: The Ultra 5 wins Cinebench R23 single-core by 117.7% (4607 vs 2116) and Cinebench R15 single-core by 53.1% (464 vs 303). It also leads Passmark single-thread by 5.2% (4557 vs 4333).

Q: Does the Ultra 5 support DDR4 memory?

A: No. The Ultra 5 supports only DDR5. The i7-13700K supports both DDR4 and DDR5.

Q: Which CPU supports ECC memory?

A: The i7-13700K supports ECC memory. The Ultra 5 does not.

Q: Which CPU has a higher boost clock?

A: The i7-13700K boosts to 5.40 GHz, while the Ultra 5 boosts to 5.00 GHz. Both have a 3.40 GHz base clock.

Q: Which CPU draws less power?

A: The Ultra 5 has a 65W TDP, the i7-13700K has a 125W TDP.

Q: Which CPU has a larger L3 cache?

A: The i7-13700K has 30 MB of shared L3 cache, while the Ultra 5 has 24 MB.

Specification Differences

| Field | Ultra 5 235A | i7-13700K |

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

| Cores | 14 | 16 |

| Threads | 14 | 24 |

| Boost clock | 5.00 GHz | 5.40 GHz |

| TDP | 65W | 125W |

| Socket | Intel Socket 1851 | Intel Socket 1700 |

| Architecture | Arrow Lake | Raptor Lake |

| Process node | 3 nm | 10 nm |

| Foundry | TSMC | Intel |

| Die size | 243 mm² | 257 mm² |

| L1 cache | 192 KB per core | 80 KB per core |

| L2 cache | 3 MB per core | 2 MB per core |

| L3 cache | 24 MB shared | 30 MB shared |

| Memory support | DDR5 | DDR4, DDR5 |

| ECC memory | No | Yes |

| Integrated graphics | Arc Xe-LPG Graphics 24EU | UHD Graphics 770 |

| Multiplier unlocked | No | Yes |

| Release date | 2025-07-28 | 2022-09-26 |

| Launch MSRP | $269 | $409 |

| Part number | SRWPN | SRMB8 |

Head-to-Head Benchmarks

The i7-13700K's biggest wins come in multi-threaded and integer-heavy tests. In Cinebench R15 multi-core it scores 4507.5 against 3289, a 27% lead. Cinebench R20 multi-core goes 16292 to 13705, a 15.9% margin. Passmark integer math is the largest gap: 154446 versus 88626, a 42.6% advantage for the i7. Data compression shows 595292 versus 393800, 33.8% ahead. Passmark multithread lands at 45887 versus 38392, 16.3% ahead. Random string sorting favors the i7 by 21% (62670 vs 49489), extended instructions by 13.7% (36625 vs 31625), data encryption by 9.4% (33249 vs 30136), and physics by 10.3% (2716 vs 2437). Even Cinebench R20 single-core goes to the i7: 2299 versus 1934, a 15.9% margin.

The Ultra 5 235A answers with decisive single-thread and math wins. Cinebench R23 single-core is the standout: 4607 versus 2116, a 117.7% lead. Cinebench R15 single-core follows at 464 versus 303, 53.1% ahead. Passmark find prime numbers shows 392 versus 191, a 105.2% advantage. Cinebench R23 multi-core also goes to the Ultra 5: 32633 versus 30745, 6.1% ahead. Floating point math is close but favors the Ultra 5: 118778 versus 114867, 3.4% ahead. Passmark single-thread rounds it out at 4557 versus 4333, 5.2% ahead. Across all head-to-head tests, the i7 wins 10 and the Ultra 5 wins 7, with the largest margins going to the Ultra 5 in single-thread tests and to the i7 in integer-heavy parallel tests.

Where Each One Wins

The i7-13700K is the choice for multi-threaded rendering and compute. Its Cinebench R15 and R20 multi-core leads (27% and 15.9%) make it stronger in legacy render benchmarks, and its 42.6% lead in integer math points to compilation, financial modeling, and general productivity. Data compression (33.8% ahead) and encryption (9.4% ahead) suit archival and security workloads. The 16-core, 24-thread configuration with a 5.40 GHz boost clock gives it raw throughput that the Ultra 5 cannot match in most parallel tasks. Its 3DMark results reinforce the picture: 12412 in max threads and 10717 in 16 threads. The i7 also records Geekbench multi-core of 19429 and single-core of 2529.

The Ultra 5 235A wins where single-thread latency and specific math matter. Its 117.7% lead in Cinebench R23 single-core and 53.1% lead in R15 single-core make it the better part for lightly threaded applications, scripting, and interactive workloads. The 105.2% advantage in prime number finding and 3.4% lead in floating point math suit scientific and simulation tasks. Its 6.1% win in Cinebench R23 multi-core shows the newer architecture can hold its own in modern render tests despite fewer cores. The 65W TDP versus 125W makes it the efficiency pick for compact builds, and the DDR5-only memory path with 102.4 GB/s bandwidth is a modern foundation. The locked multiplier and lack of ECC are limitations, but the data shows a clear split: the i7 for parallel throughput, the Ultra 5 for single-thread responsiveness and efficiency.