Intel Core 5 223PTE vs Intel Core Ultra 7 265 Comparison

FAQ

Q: What are the core and thread counts of the Intel Core 5 223PTE and the Intel Core Ultra 7 265?

A: The Intel Core 5 223PTE has 8 cores and 16 threads. The Intel Core Ultra 7 265 has 20 cores and 20 threads.

Q: Which processor has the higher boost clock speed?

A: The Intel Core 5 223PTE boosts to 5.40 GHz, which is higher than the Intel Core Ultra 7 265's 5.30 GHz boost clock.

Q: Which processor supports DDR4 memory?

A: Only the Intel Core 5 223PTE supports both DDR4 and DDR5. The Intel Core Ultra 7 265 supports only DDR5.

Q: How do the two processors compare in Cinebench R23 multi-core performance?

A: The Intel Core Ultra 7 265 scores 42,216 points in Cinebench R23 multi-core. The Intel Core 5 223PTE has no recorded benchmark score in the database for this test.

Q: Does the Intel Core Ultra 7 265 support ECC memory?

A: No, the Intel Core Ultra 7 265 does not support ECC memory. The Intel Core 5 223PTE does support ECC memory.

Q: Which processor uses a 3 nm process node?

A: The Intel Core Ultra 7 265 uses a 3 nm process node fabricated by TSMC. The Intel Core 5 223PTE uses a 10 nm process node fabricated by Intel.

Architecture Differences

The two processors represent fundamentally different design approaches from Intel. The Intel Core 5 223PTE belongs to the Bartlett Lake generation and uses the older Intel Socket 1700 platform. Its architecture uses a monolithic 10 nm process node fabricated by Intel. The Intel Core Ultra 7 265 belongs to the Arrow Lake-S generation, uses the Intel Socket 1851 platform, and relies on a 3 nm process node fabricated by TSMC.

The transistor counts differ dramatically. The Intel Core Ultra 7 265 packs 17,800 million transistors on a 243 mm² die. The Intel Core 5 223PTE has no transistor count or die size listed in the database, but its 10 nm process and 8-core design indicate a substantially less dense implementation.

Cache hierarchies also diverge significantly. The Intel Core 5 223PTE uses 80 KB of L1 cache per core, 2 MB of L2 cache per core, and 24 MB of shared L3 cache. The Intel Core Ultra 7 265 uses 192 KB of L1 per core, 3 MB of L2 per core, and 30 MB of shared L3 cache. The larger per-core L1 and L2 allocations on the Ultra 7 suggest a design tuned for higher per-thread throughput, while the 20-core configuration spreads that cache across more execution units.

Integrated graphics differ as well. The Intel Core 5 223PTE includes UHD Graphics 770, while the Intel Core Ultra 7 265 includes Arc Xe-LPG Graphics 32EU. The memory controller on the Ultra 7 supports only DDR5 with a dual-channel bus and 102.4 GB/s bandwidth. The Core 5 supports both DDR4 and DDR5 with a dual-channel bus and 89.6 GB/s bandwidth. PCIe connectivity favors the Ultra 7 with Gen 5 and 20 CPU lanes versus Gen 5 and 16 CPU lanes on the Core 5.

The production status for both is Active, but the release dates differ. The Intel Core Ultra 7 265 launched on January 6, 2025, while the Intel Core 5 223PTE launched on March 8, 2026. Neither processor has an unlocked multiplier.

Head-to-Head Benchmarks

The database contains no head-to-head benchmark entries for these two processors, meaning the Intel Core 5 223PTE has no recorded benchmark scores at all. The Intel Core Ultra 7 265, by contrast, has a full set of Cinebench and PassMark results.

Since the Core 5 223PTE lacks any benchmark data, the comparison necessarily relies on the Ultra 7's absolute scores and its percentile standing. The Intel Core Ultra 7 265 sits in the 93rd percentile of all CPUs in the database, with an average benchmark score of 64,640. Its nearest rivals include the AMD EPYC 4464P at 64,823 (0.3% lower), the Intel Core Ultra 7 265F at 64,438 (0.3% higher), the AMD EPYC 7343 at 64,202 (0.7% higher), and the AMD EPYC 9124 at 65,104 (0.7% lower).

In Cinebench R15, the Ultra 7 scores 4,255 in multi-core and 600 in single-core. In Cinebench R20, it scores 6,268 multi-core and 884 single-core. In Cinebench R23, the multi-core score reaches 42,216 with a single-core score of 5,960. These results show a processor that scales well across increasing thread counts, as the multi-core scores rise proportionally with the workload demands of each Cinebench version.

PassMark results for the Ultra 7 show strong integer performance with 134,773 in integer math and 172,776 in floating point math. Data compression scores 522,983, while data encryption reaches 40,456. Extended instructions score 41,478, and prime number finding scores 418. The multi-thread PassMark score is 49,682, while single-thread scores 4,689. Physics performance scores 2,923, and random string sorting scores 63,833.

The Core 5 223PTE has zero benchmark scores and a percentile rank of 50, placing it at the median of all CPUs in the database. Its average benchmark score is 0, which means no direct numerical comparison with the Ultra 7 is possible from the recorded data.

The Verdict

The benchmark data clearly favors the Intel Core Ultra 7 265. With a 93rd percentile ranking and a comprehensive set of Cinebench and PassMark scores, it demonstrates verified multi-core and single-core capability. The Intel Core 5 223PTE has no recorded benchmark scores, leaving its performance unquantified in the database.

The Intel Core Ultra 7 265 delivers 20 cores and 20 threads, uses a 3 nm TSMC process, and includes 30 MB of shared L3 cache. It supports DDR5 memory with 102.4 GB/s bandwidth and offers 20 PCIe Gen 5 lanes. Its integrated Arc Xe-LPG Graphics 32EU provides a modern GPU option.

The Intel Core 5 223PTE offers 8 cores and 16 threads on a 10 nm Intel process, with 24 MB of shared L3 cache. It supports both DDR4 and DDR5 memory with 89.6 GB/s bandwidth and has 16 PCIe Gen 5 lanes. Its UHD Graphics 770 integrated GPU and ECC memory support make it a different class of product.

The data suggests the Ultra 7 is the higher-performance part across all measurable dimensions, but the Core 5's ECC support and dual memory type compatibility give it specific advantages in certain deployment scenarios. The launch MSRP of the Core Ultra 7 265 is $394, while the Core 5 223PTE has a launch MSRP of $232.

Specification Differences

| Specification | Intel Core 5 223PTE | Intel Core Ultra 7 265 |

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

| Cores | 8 | 20 |

| Threads | 16 | 20 |

| Base Clock | 2.30 GHz | 2.40 GHz |

| Boost Clock | 5.40 GHz | 5.30 GHz |

| TDP | 45 W | 65 W |

| Socket | Intel Socket 1700 | Intel Socket 1851 |

| Codename | Bartlett Lake | Arrow Lake-S |

| Generation | Core 5 (Bartlett Lake) | Ultra 7 (Arrow Lake) |

| Process Node | 10 nm | 3 nm |

| Foundry | Intel | TSMC |

| Transistors | Not listed | 17,800 million |

| Die Size | Not listed | 243 mm² |

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

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

| L3 Cache | 24 MB (shared) | 30 MB (shared) |

| Memory Support | DDR4, DDR5 | DDR5 |

| Memory Bus | Dual-channel | Dual-channel |

| Memory Bandwidth | 89.6 GB/s | 102.4 GB/s |

| ECC Memory | Yes | No |

| PCIe | Gen 5, 16 Lanes (CPU only) | Gen 5, 20 Lanes (CPU only) |

| Integrated Graphics | UHD Graphics 770 | Arc Xe-LPG Graphics 32EU |

| Release Date | 2026-03-08 | 2025-01-06 |

| Launch MSRP | $232 | $394 |

| Multiplier Unlocked | No | No |

| Part Number | SA4QL | SRQCX |

Where Each One Wins

The Intel Core Ultra 7 265 wins in every benchmark category where data exists. Its Cinebench R23 multi-core score of 42,216 and single-core score of 5,960 indicate strong performance in both heavily threaded and lightly threaded workloads. PassMark results confirm this across integer math, floating point math, data compression, and encryption. The 20-core configuration with 20 threads gives it a 2.5x core advantage over the Core 5 223PTE, and its 3 nm process node with 17,800 million transistors provides a clear architectural edge.

The Intel Core 5 223PTE has specific advantages in platform compatibility and memory flexibility. Its support for both DDR4 and DDR5 allows deployment in systems with either memory type. The ECC memory support makes it suitable for error-sensitive workloads where data integrity is critical. Its lower TDP of 45 W versus 65 W indicates lower power draw, and its Intel Socket 1700 compatibility allows use in existing motherboard ecosystems.

The Intel Core Ultra 7 265 wins for users who need maximum compute throughput, validated by its 93rd percentile ranking and comprehensive benchmark suite. Its 20 PCIe Gen 5 lanes provide more expansion bandwidth for GPUs and storage devices, and its 102.4 GB/s memory bandwidth supports data-intensive applications.

The Intel Core 5 223PTE wins for users who prioritize ECC memory, dual memory type support, and lower power consumption. Its 16 threads and 5.40 GHz boost clock still provide capable processing for less demanding workloads, but the absence of benchmark scores means its actual performance level cannot be confirmed from the database. The Ultra 7's 30 MB of L3 cache and larger per-core L1 and L2 caches give it a structural advantage in cache-sensitive workloads, while the Core 5's 24 MB of L3 cache remains substantial for an 8-core part.