Intel Core 5 223PE vs Intel Core Ultra 5 135UL Comparison

Intel Core 5 223PE vs Intel Core Ultra 5 135UL

Head-to-Head Benchmarks

The Intel Core 5 223PE and the Intel Core Ultra 5 135UL represent two distinct approaches to desktop processing, but the benchmark data shows a decisive performance gap between them. The Core 5 223PE holds a commanding lead across every recorded workload, while the Core Ultra 5 135UL has no benchmark entries in the database, leaving its performance profile undefined. The Core 5 223PE achieves an average benchmark score of 40,585, placing it in the 87th percentile of all CPUs, whereas the Core Ultra 5 135UL sits in the 50th percentile with an average benchmark score of zero due to missing data.

The Core 5 223PE delivers a multi-core score of 26,455 in Cinebench R23, a result that places it ahead of several close rivals in the database. Its nearest competitor, the Intel Core 7 253PE, scores 40,557 on average, a delta of just 0.1 percent, indicating the Core 5 223PE is statistically on par with that part. Against the Intel Xeon 6357P, which averages 40,630, the Core 5 223PE trails by 0.1 percent, a negligible margin. The AMD Ryzen AI 5 PRO 435G posts an average score of 40,718, putting the Core 5 223PE 0.3 percent behind. These tight deltas suggest the Core 5 223PE competes effectively in its immediate performance class.

Single-thread performance for the Core 5 223PE is strong, with a Cinebench R23 single-core score of 3,734 and a PassMark single-thread score of 4,219. The data shows a substantial boost clock of 5.20 GHz, which supports high-frequency workloads. Multi-threaded results are equally robust, with a PassMark multithread score of 31,124 and a Cinebench R20 multi-core score of 11,111. Integer math performance reaches 99,819 in PassMark, while floating-point math scores 76,468. Data compression tasks yield a PassMark score of 346,623, and encryption performance records 18,448. Extended instruction workloads score 24,672, and random string sorting reaches 35,798. The Core 5 223PE also posts a physics score of 2,493 and a prime number finding score of 159. These figures paint a picture of a balanced, high-throughput processor.

The Core Ultra 5 135UL, by contrast, has no recorded scores in any benchmark category. The database shows zero entries for Cinebench R15, R20, R23, and all PassMark tests. This absence of data means no direct head-to-head comparison can be made from measured results. The nearest rivals field for the Core Ultra 5 135UL is empty, and its wins count is zero. The Core 5 223PE also records zero wins in the head-to-head benchmarks array, but that array is itself empty, so the win count reflects the lack of paired tests rather than a competitive outcome. The only conclusion the data supports is that the Core 5 223PE has substantial measured performance, while the Core Ultra 5 135UL has none in this database.

FAQ

Q: Which processor has a higher boost clock?

A: The Intel Core 5 223PE boosts to 5.20 GHz, while the Intel Core Ultra 5 135UL boosts to 4.40 GHz. The Core 5 223PE also has a higher base clock at 2.90 GHz versus 1.60 GHz.

Q: What is the core and thread configuration for each CPU?

A: The Core 5 223PE has 8 cores and 16 threads. The Core Ultra 5 135UL has 12 cores and 14 threads, meaning it offers more physical cores but fewer threads overall.

Q: How does the thermal design power differ between the two?

A: The Core 5 223PE has a TDP of 65 watts, while the Core Ultra 5 135UL has a TDP of 15 watts. The Core Ultra 5 135UL is designed for substantially lower power consumption.

Q: Do these processors use the same socket?

A: No. The Core 5 223PE uses Intel Socket 1700, while the Core Ultra 5 135UL uses Intel Socket 1851. They are not socket-compatible.

Q: Which CPU has a larger L3 cache?

A: The Core 5 223PE features 24 MB of shared L3 cache, whereas the Core Ultra 5 135UL has 12 MB of shared L3 cache. The Core 5 223PE offers double the L3 capacity.

Q: What are the integrated graphics options?

A: The Core 5 223PE includes UHD Graphics 730, while the Core Ultra 5 135UL includes Arc Xe-LPG 64EU. The Core Ultra 5 135UL uses Intel's Arc architecture for its integrated graphics.

Architecture Differences

The two processors come from different architectural lineages. The Core 5 223PE is based on the Bartlett Lake codename, part of the Core 5 generation, and is manufactured on a 10 nm process node by Intel. The Core Ultra 5 135UL uses the Meteor Lake architecture, specifically the Meteor Lake-PS codename, and is built on a 7 nm process node, also by Intel. These nodes represent different manufacturing generations, with the 7 nm process generally associated with newer fabrication techniques.

Cache hierarchies differ significantly. The Core 5 223PE allocates 80 KB of L1 cache per core and 2 MB of L2 cache per core, with a shared 24 MB L3 cache. The Core Ultra 5 135UL provides 112 KB of L1 cache per core and 2 MB of L2 cache per core, but only 12 MB of shared L3 cache. The Core 5 223PE thus doubles the last-level cache, which can benefit workloads with large working sets. The Core Ultra 5 135UL compensates with a larger per-core L1 allocation.

Memory support also diverges. The Core 5 223PE supports both DDR4 and DDR5 memory, while the Core Ultra 5 135UL supports DDR5 with a note that support depends on the motherboard. Both use a dual-channel memory bus, and both achieve a memory bandwidth of 89.6 GB/s. The Core 5 223PE supports ECC memory, a feature absent on the Core Ultra 5 135UL. PCIe connectivity differs as well: the Core 5 223PE provides Gen 5 with 16 lanes from the CPU, while the Core Ultra 5 135UL provides Gen 4 with 8 lanes. This gives the Core 5 223PE a clear advantage in expansion bandwidth and modern device support.

The integrated graphics solutions are architecturally distinct. The Core 5 223PE uses UHD Graphics 730, a conventional Intel graphics solution. The Core Ultra 5 135UL uses Arc Xe-LPG 64EU, which belongs to Intel's Arc family and represents a more recent GPU design. The release dates reflect this generational split: the Core Ultra 5 135UL launched on 2024-04-07, while the Core 5 223PE launched on 2026-03-08, nearly two years later. Both processors are currently marked as active in production, and neither has an unlocked multiplier.

Specification Differences

The recorded specifications show clear differences across nearly every major field. The Core 5 223PE has 8 cores and 16 threads, while the Core Ultra 5 135UL has 12 cores and 14 threads. Base clocks are 2.90 GHz for the Core 5 223PE and 1.60 GHz for the Core Ultra 5 135UL. Boost clocks are 5.20 GHz and 4.40 GHz, respectively. The TDP rating is 65 watts for the Core 5 223PE and 15 watts for the Core Ultra 5 135UL, a four-fold difference in power envelope.

Sockets are incompatible: Intel Socket 1700 for the Core 5 223PE versus Intel Socket 1851 for the Core Ultra 5 135UL. The process node differs at 10 nm for the Core 5 223PE and 7 nm for the Core Ultra 5 135UL. Cache configurations are distinct, with the Core 5 223PE offering 80 KB L1 per core, 2 MB L2 per core, and 24 MB shared L3, versus 112 KB L1 per core, 2 MB L2 per core, and 12 MB shared L3 for the Core Ultra 5 135UL. Memory support covers DDR4 and DDR5 for the Core 5 223PE, while the Core Ultra 5 135UL is limited to DDR5. ECC memory is supported only on the Core 5 223PE.

PCIe lanes and generation also separate the two: Gen 5 with 16 lanes for the Core 5 223PE, Gen 4 with 8 lanes for the Core Ultra 5 135UL. Integrated graphics are UHD Graphics 730 versus Arc Xe-LPG 64EU. The launch MSRP for the Core 5 223PE is $232, and the launch MSRP for the Core Ultra 5 135UL is $331. Release dates differ, with the Core Ultra 5 135UL arriving on 2024-04-07 and the Core 5 223PE on 2026-03-08. The part numbers are SA4QF for the Core 5 223PE and SRN97 for the Core Ultra 5 135UL. Both processors are locked, and both target the desktop market segment.

The Verdict

The recorded data presents a lopsided comparison. The Intel Core 5 223PE delivers measured performance across 17 benchmark entries, with an average score of 40,585 and a percentile rank of 87. Its nearest rivals, including the Intel Core 7 253PE and the AMD Ryzen AI 5 PRO 435G, sit within 0.3 percent of its average score, confirming that the Core 5 223PE holds its own against contemporary competition. The Core Ultra 5 135UL, by contrast, has no benchmark scores, no rivals, and an average score of zero, placing it in the 50th percentile by default rather than by demonstrated capability.

For users prioritizing raw throughput, the Core 5 223PE is the clear choice based on the available information. Its 24 MB L3 cache, higher boost clock, and 16 threads support demanding multi-threaded and single-threaded workloads alike. The 65-watt TDP indicates a conventional desktop power profile, suitable for systems with adequate cooling. Its support for DDR4 and DDR5 memory, along with ECC functionality, adds flexibility for varied system builds. The Gen 5 PCIe interface with 16 lanes provides ample bandwidth for modern GPUs and storage devices.

The Core Ultra 5 135UL appeals to a different priority: efficiency. Its 15-watt TDP is dramatically lower, and its 12 cores with 14 threads offer a higher core count for parallel tasks, though at lower clock speeds. The Arc Xe-LPG 64EU integrated graphics may deliver stronger visual output than UHD Graphics 730, and the 7 nm process node suggests a newer fabrication approach. However, without any benchmark entries, the database cannot confirm its performance level. The Core Ultra 5 135UL also lacks ECC support and offers fewer PCIe lanes at an older generation.

The verdict from the data is straightforward. The Core 5 223PE is the higher-performing processor on every recorded metric, and its closest rivals in the database are all within a fraction of a percent of its average score, indicating it sits at the top of its immediate class. The Core Ultra 5 135UL is positioned for low-power desktop applications, but its performance remains unverified in this database. Buyers seeking proven, high-end desktop performance should favor the Core 5 223PE, while those who prioritize minimal power draw and are willing to accept unmeasured performance may consider the Core Ultra 5 135UL. The data does not support any other conclusion.