Intel Core 5 213PE vs Intel Core Ultra 7 265KF Comparison

Head-to-Head Benchmarks

The recorded data shows a decisive sweep in favor of the Intel Core Ultra 7 265KF across all 17 head-to-head benchmark comparisons. The Intel Core 5 213PE does not register a single win in any of the tested workloads. The magnitude of the difference varies significantly by workload type, ranging from a comparatively modest 17.6% gap in single-threaded tests to a crushing 76.5% deficit in prime number computation.

Starting with the Cinebench suite, the Core Ultra 7 265KF demonstrates overwhelming multi-core dominance. In Cinebench R23 multi-core, the Ultra 7 scores 49,736 against the Core 5's 22,468, a 54.8% advantage. The same 54.8% delta appears consistently across Cinebench R15 multi-core (5,013 vs 2,264) and Cinebench R20 multi-core (20,889 vs 9,436). This uniformity in the delta percentage suggests a consistent scaling advantage rather than workload-specific optimization. Single-core Cinebench results tell a similar story: R23 single-core shows 7,021 versus 3,172, again a 54.8% gap, while R15 single-core (707 vs 319) and R20 single-core (2,948 vs 1,332) both mirror the identical 54.8% delta.

The PassMark suite reveals where the architectural gap widens or narrows. The smallest relative difference appears in PassMark single-thread performance, where the Ultra 7 scores 4,928 versus the Core 5's 4,060, a 17.6% lead. This indicates that for lightly threaded workloads, the Core 5 remains comparatively competitive. Integer math shows a 35.8% advantage for the Ultra 7 (143,351 vs 92,089), while floating-point math expands to a 63.8% gap (189,431 vs 68,587). Data compression shows a 55.2% delta (666,589 vs 298,804), and multi-threaded performance in PassMark lands at 58,518 versus 26,434, a 54.8% difference.

The most extreme divergence appears in PassMark find prime numbers, where the Ultra 7 scores 486 against the Core 5's 114, a 76.5% deficit for the smaller chip. Data encryption shows a 67% gap (48,198 vs 15,916), extended instructions a 64.1% gap (54,513 vs 19,565), and random string sorting a 59.8% gap (79,735 vs 32,027). Physics calculations favor the Ultra 7 by 55.3% (3,633 vs 1,624). Across every single measurement, the Core Ultra 7 265KF holds a commanding lead, with the average benchmark score reflecting this: 71,910 for the Ultra 7 versus 35,428 for the Core 5.

Architecture Differences

The two processors come from fundamentally different design generations and manufacturing approaches. The Intel Core 5 213PE is built on the Bartlett Lake architecture using Intel's 10 nm process node, while the Intel Core Ultra 7 265KF uses the Arrow Lake architecture on a 3 nm process from TSMC. This process node difference explains much of the efficiency and performance disparity observed in the benchmarks.

Core counts differ substantially. The Core 5 213PE provides 8 cores and 16 threads, indicating a hyper-threaded design, while the Core Ultra 7 265KF offers 20 cores and 20 threads, suggesting a hybrid architecture without simultaneous multithreading. Despite having fewer threads than physical cores, the Ultra 7's higher core count and newer architecture deliver nearly double the multi-threaded performance in most tests. The Ultra 7 also carries 17,800 million transistors on a 243 mm² die, while the transistor count and die size for the Core 5 are not recorded in the database.

Cache hierarchies diverge significantly. The Core 5 213PE uses 80 KB of L1 cache per core, 2 MB of L2 per core, and 24 MB of shared L3 cache. The Core Ultra 7 265KF doubles the L1 to 192 KB per core, increases L2 to 3 MB per core, and expands shared L3 to 30 MB. These larger cache allocations support the Ultra 7's higher throughput in data-intensive workloads like compression and encryption.

Memory support also separates the two. The Core 5 213PE supports both DDR4 and DDR5 memory with dual-channel access and 76.8 GB/s bandwidth, plus ECC memory capability. The Core Ultra 7 265KF supports DDR5 exclusively, also dual-channel, but with a higher 102.4 GB/s bandwidth and no ECC support. This makes the Core 5 more flexible for legacy memory configurations, while the Ultra 7 leverages faster memory bandwidth for its performance advantage.

PCIe connectivity differs as well. The Core 5 provides Gen 5 with 16 lanes from the CPU, while the Ultra 7 offers Gen 5 with 20 lanes. The Core 5 includes integrated UHD Graphics 730, whereas the Ultra 7 has no integrated graphics, which is notable for a KF-series part. The Ultra 7 has an unlocked multiplier for overclocking; the Core 5 does not. Sockets are incompatible: the Core 5 uses Intel Socket 1700, while the Ultra 7 uses Intel Socket 1851.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core Ultra 7 265KF has 20 cores and 20 threads. The Intel Core 5 213PE has 8 cores and 16 threads.

Q: How much faster is the Core Ultra 7 265KF in Cinebench R23 multi-core?

A: The Core Ultra 7 265KF scores 49,736 compared to the Core 5's 22,468, which is a 54.8% advantage for the Ultra 7.

Q: Does the Core 5 213PE support ECC memory?

A: Yes, the Core 5 213PE supports ECC memory. The Core Ultra 7 265KF does not support ECC memory.

Q: Which processor has integrated graphics?

A: The Core 5 213PE includes UHD Graphics 730. The Core Ultra 7 265KF has no integrated graphics (N/A).

Q: What are the base and boost clock speeds for each processor?

A: The Core 5 213PE has a base clock of 2.70 GHz and a boost clock of 5.20 GHz. The Core Ultra 7 265KF has a base clock of 3.90 GHz and a boost clock of 5.50 GHz.

Q: Which memory types does each processor support?

A: The Core 5 213PE supports both DDR4 and DDR5. The Core Ultra 7 265KF supports DDR5 only.

Specification Differences

The two processors differ across nearly every recorded specification field. The Core Ultra 7 265KF belongs to the Core Ultra Series 2 with an Arrow Lake architecture and Arrow Lake-S codename, while the Core 5 213PE uses the Bartlett Lake codename. The generation field lists "Ultra 7 (Arrow Lake)" for the Ultra 7 and "Core 5 (Bartlett Lake)" for the Core 5.

Process node: 10 nm (Intel) for the Core 5 versus 3 nm (TSMC) for the Ultra 7. Foundry: Intel versus TSMC. Transistor count: not recorded for the Core 5 versus 17,800 million for the Ultra 7. Die size: not recorded for the Core 5 versus 243 mm² for the Ultra 7.

Core count: 8 versus 20. Thread count: 16 versus 20. Base clock: 2.70 GHz versus 3.90 GHz. Boost clock: 5.20 GHz versus 5.50 GHz. TDP: 65 watts versus 125 watts. Socket: Intel Socket 1700 versus Intel Socket 1851.

Cache: L1 per core is 80 KB versus 192 KB. L2 per core is 2 MB versus 3 MB. L3 shared is 24 MB versus 30 MB. Memory support: DDR4 and DDR5 versus DDR5 only. Memory bandwidth: 76.8 GB/s versus 102.4 GB/s. ECC support: true versus false. PCIe lanes: 16 versus 20. Integrated graphics: UHD Graphics 730 versus N/A. Multiplier unlocked: false versus true. Part number: SA4QG versus SRQCU.

Release dates differ: the Core 5 213PE released on 2026-03-08, while the Core Ultra 7 265KF released on 2024-10-23. Launch MSRP values are recorded but the comparison focuses on performance and capability rather than cost.

Where Each One Wins

Based strictly on the benchmark data, the Intel Core Ultra 7 265KF wins every single tested workload. There is no recorded benchmark where the Intel Core 5 213PE comes out ahead. The closest margin is in PassMark single-thread performance, where the Ultra 7 leads by 17.6%, meaning the Core 5 is relatively less disadvantaged in lightly threaded tasks. For workloads that depend on single-core speed, such as certain legacy applications or lightly threaded productivity tools, the Core 5's 4,060 score remains functional, though the Ultra 7's 4,928 is still superior.

The Core 5 213PE does offer certain platform-level advantages that are not captured in raw performance scores. It supports both DDR4 and DDR5 memory, which allows for greater flexibility in system configuration, particularly for users retaining existing DDR4 modules. It also supports ECC memory, which the Ultra 7 does not. The integrated UHD Graphics 730 provides display output capability without a discrete GPU, making the Core 5 suitable for systems where a separate graphics card is unnecessary. The lower 65 watt TDP suggests more modest cooling requirements and potentially quieter operation, though the database does not include thermal measurements.

The Core Ultra 7 265KF wins decisively in all compute-intensive scenarios. Its 20 cores and larger cache configuration deliver superior performance in multi-threaded rendering, video encoding, data compression, encryption, and scientific computing. The 76.5% advantage in prime number finding indicates strong integer-heavy computational capability. The 102.4 GB/s memory bandwidth supports data-heavy workloads more effectively than the Core 5's 76.8 GB/s. The unlocked multiplier enables overclocking for users seeking additional performance beyond stock settings.

The Verdict

The benchmark data presents an unambiguous performance hierarchy. The Intel Core Ultra 7 265KF outperforms the Intel Core 5 213PE in every recorded metric, with margins ranging from 17.6% in single-threaded PassMark to 76.5% in prime number computation. The average benchmark score of 71,910 for the Ultra 7 versus 35,428 for the Core 5 places the Ultra 7 in the 94th percentile of all CPUs, while the Core 5 sits in the 85th percentile. This represents a substantial generational and architectural leap.

The Core Ultra 7 265KF is the appropriate choice for users whose workloads demand maximum multi-threaded throughput: content creators rendering with Cinebench, data analysts compressing and encrypting large datasets, and researchers running computationally intensive simulations. Its 20 cores, 30 MB of L3 cache, and 5.50 GHz boost clock deliver class-leading results. The lack of integrated graphics is a consideration, as a discrete GPU becomes mandatory, but the performance data shows this trade-off yields significant compute gains.

The Core 5 213PE serves a different role. Its strengths lie in platform compatibility and feature support rather than raw performance. DDR4 and DDR5 memory support, ECC capability, and integrated graphics make it suitable for entry-level desktop systems, basic office workloads, or specialized applications requiring ECC memory. The 65 watt TDP indicates lower power draw, which may benefit compact builds. Its nearest rivals in the database include the Intel Core i7-13700T, Intel Core i7-12700KF, Intel Core i5-13600T, and Intel Core i7-12700K, all with average scores within 0.4% of the Core 5's 35,428.

For users prioritizing maximum compute performance, the Core Ultra 7 265KF is the clear selection. For users prioritizing memory flexibility, ECC support, integrated graphics, or lower power consumption, the Core 5 213PE offers distinct advantages despite its substantial performance deficit. The database records no scenario where the Core 5 outperforms the Ultra 7, but the feature differences provide valid reasons to consider either processor depending on system requirements.