Intel Core Ultra 7 270K Plus vs Intel Xeon 6731P Comparison

The Intel Xeon 6731P and Intel Core Ultra 7 270K Plus represent two very different approaches to high-performance computing, one aimed at server density and the other at desktop responsiveness. The benchmark data shows a near-total split: the Xeon dominates in specific throughput and physics tests, while the Core Ultra wins the majority of workloads, including modern multi-core rendering and single-thread tasks. These are not direct competitors in the traditional sense, but the data reveals distinct strengths that make each the correct choice for a particular environment.

FAQ

Q: Which processor has the higher average benchmark score?

A: The Intel Core Ultra 7 270K Plus has a higher average benchmark score of 93785, compared to the Intel Xeon 6731P’s 87756. Both processors sit in the 96th percentile of all CPUs.

Q: How does the Xeon 6731P perform in Cinebench R23 multi-core compared to the Core Ultra?

A: The Xeon 6731P scores 44871 in Cinebench R23 multi-core, edging out the Core Ultra 7 270K Plus, which scores 44253. This gives the Xeon a 1.4% lead in this specific test.

Q: What is the most significant single-core performance gap in the data?

A: The largest single-core gap is in Cinebench R23 single-core, where the Xeon 6731P scores 6334, a 159.7% advantage over the Core Ultra 7 270K Plus’s score of 2439. The Xeon also leads in Cinebench R15 single-core by 80.2%.

Q: Which processor has more cores and threads?

A: The Intel Xeon 6731P has 32 cores and 64 threads. The Intel Core Ultra 7 270K Plus has 24 cores and 24 threads, meaning it does not support simultaneous multithreading.

Q: In which benchmark does the Core Ultra 7 270K Plus achieve its largest margin of victory?

A: The Core Ultra 7 270K Plus achieves its largest margin in PassMark single-thread, scoring 5068 compared to the Xeon’s 2107, a 58.4% difference. It also wins PassMark data encryption by 32.2%.

Q: How many benchmark wins does each processor have in the head-to-head comparison?

A: The Intel Core Ultra 7 270K Plus wins 11 of the 17 head-to-head benchmark comparisons. The Intel Xeon 6731P wins 6.

The Verdict

The data supports a clear split based on workload. The Intel Core Ultra 7 270K Plus is the more balanced performer for general and desktop-oriented tasks, winning 11 of 17 benchmarks. Its wins include PassMark multithread (68574 vs 52790) and Cinebench R20 multi-core (24461 vs 18845), indicating strong performance in modern software that scales across cores. Its PassMark single-thread score of 5068 is the most decisive victory, making it the better option for applications that rely on fast single-core execution. The Core Ultra also demonstrates its lead in floating-point math (229491 vs 157330) and data encryption (59097 vs 40087).

The Intel Xeon 6731P is the specialist for server workloads. It wins Cinebench R23 multi-core, but its more compelling advantages are in PassMark physics (7105 vs 4064) and Cinebench R23 single-core (6334 vs 2439). The physics score suggests a major advantage in simulation and scientific computing, while the R23 single-core delta of 159.7% is anomalous and indicates a different architecture priority. With 32 cores and 64 threads, the Xeon is designed for parallel throughput in virtualized or heavily threaded server environments, even if that does not translate to a win in every multi-core test.

Head-to-Head Benchmarks

The benchmark results show distinct patterns. In Cinebench R15 multi-core, the Core Ultra 7 270K Plus wins decisively with a score of 6656 against the Xeon’s 4522, a 32.1% difference. This trend continues in Cinebench R20 multi-core, where the Core Ultra scores 24461 versus 18845, a 23% lead. However, the Xeon 6731P takes the newer Cinebench R23 multi-core test by a narrow 1.4%, scoring 44871 to the Core Ultra’s 44253. This suggests the Xeon’s architecture is better optimized for the newer workload, despite losing older multi-core tests.

Single-core results are paradoxical. The Xeon 6731P wins Cinebench R15 single-core (638 vs 354, a 80.2% lead) and Cinebench R23 single-core (6334 vs 2439, a 159.7% lead). Yet, the Core Ultra 7 270K Plus wins PassMark single-thread by 58.4% (5068 vs 2107). This divergence indicates that the two processors handle different instruction sets or workload types very differently, with the Xeon excelling in older Cinebench versions but failing in the PassMark test.

In PassMark tests, the Core Ultra 7 270K Plus is the clear winner in most categories. It leads in data compression (804322 vs 799474, a 0.6% edge), data encryption (59097 vs 40087, a 32.2% lead), find prime numbers (615 vs 541, a 12% lead), floating-point math (229491 vs 157330, a 31.4% lead), multithread (68574 vs 52790, a 23% lead), and random string sorting (96945 vs 88019, a 9.2% lead). The Xeon 6731P fights back with wins in extended instructions (65656 vs 63506, a 3.4% lead) and integer math (198761 vs 175986, a 12.9% lead), plus a massive win in physics (7105 vs 4064, a 74.8% lead).

Specification Differences

The two processors differ fundamentally in their core and memory configurations. The Intel Xeon 6731P has 32 cores and 64 threads, while the Intel Core Ultra 7 270K Plus has 24 cores and 24 threads. The Xeon’s base clock is 2.50 GHz with a boost clock of 4.10 GHz, whereas the Core Ultra has a much higher base clock of 3.70 GHz and a boost clock of 5.50 GHz. The Xeon has a TDP of 245 watts, while the Core Ultra has a TDP of 125 watts.

Memory architecture also diverges significantly. The Xeon 6731P supports eight-channel DDR5 memory with a bandwidth of 409.6 GB/s. The Core Ultra 7 270K Plus supports dual-channel DDR5 memory with a bandwidth of 115.2 GB/s. Both support ECC memory. The Xeon offers 136 PCIe Gen 5 lanes (CPU only), while the Core Ultra offers 20 PCIe Gen 5 lanes. The Xeon has no integrated graphics, while the Core Ultra includes Arc Xe-LPG Graphics 64EU. The Xeon uses the Intel Socket 4710, and the Core Ultra uses the Intel Socket 1851. The Xeon’s multiplier is locked, while the Core Ultra’s multiplier is unlocked. The Xeon has a launch MSRP of $2700, and the Core Ultra has a launch MSRP of $299.

Architecture Differences

The processors are built on different nodes and by different foundries. The Intel Xeon 6731P uses the Granite Rapids architecture and is fabricated on a 5 nm process by Intel, with a die size of 598 mm². The Intel Core Ultra 7 270K Plus uses the Arrow Lake Refresh codename and is fabricated on a 3 nm process by TSMC, with a die size of 243 mm² and 17,800 million transistors.

Cache hierarchies also differ. The Xeon 6731P has 112 KB of L1 cache per core, 2 MB of L2 cache per core, and 144 MB of shared L3 cache. The Core Ultra 7 270K Plus has 192 KB of L1 cache per core, 3 MB of L2 cache per core, and 36 MB of shared L3 cache. The Xeon’s massive L3 cache is a clear server-oriented feature, while the Core Ultra’s smaller per-core L2 cache is faster per core. The Xeon is part of the Xeon 6 (Granite Rapids-SP) generation, while the Core Ultra is part of the Ultra 7 (Arrow Lake) generation. The Xeon is marked for the Server/Workstation market segment, and the Core Ultra is marked for the Desktop segment.

Where Each One Wins

The Intel Xeon 6731P is the right choice for workloads that depend on massive parallel throughput and physics calculations. Its 32 cores and 64 threads, combined with a 74.8% lead in PassMark physics, make it suitable for simulation, scientific computing, and other tasks that scale with core count and benefit from high thread counts. Its win in Cinebench R23 multi-core, despite losing older R15 and R20 tests, shows its architecture is tuned for newer rendering workloads. The 144 MB of shared L3 cache and eight-channel memory bandwidth (409.6 GB/s) also make it a strong candidate for server databases and memory-intensive virtualized environments. It is the clear pick for data center deployment, where its ECC memory support and large PCIe lane count (136 lanes) are critical.

The Intel Core Ultra 7 270K Plus is the better choice for desktop use and general-purpose computing. Its PassMark single-thread score of 5068, a 58.4% lead over the Xeon, makes it the superior option for everyday applications, web browsing, and productivity software that rely on fast single-core performance. Its wins in PassMark multithread (68574), floating-point math (229491), and data encryption (59097) show it can handle heavy multi-threaded tasks like video editing and 3D rendering, even with fewer cores (24 vs 32). The unlocked multiplier and higher boost clock of 5.50 GHz make it the better platform for enthusiast overclocking. Its lower TDP of 125 watts and integrated graphics make it a practical and efficient choice for a desktop workstation, where the Xeon’s server-grade power draw and lack of iGPU would be unnecessary. The Core Ultra’s 11 wins out of 17 benchmarks demonstrate its overall versatility.