Intel Core 5 320 vs Intel Core Ultra 7 155UL Comparison

Intel Core 5 320 vs Intel Core Ultra 7 155UL: Benchmark and Architecture Analysis

Head-to-Head Benchmarks

The recorded data presents a unique comparison scenario. The Intel Core 5 320 has a complete set of benchmark results across multiple test suites, while the Intel Core Ultra 7 155UL has no benchmark entries in the database. This absence of recorded scores for the Core Ultra 7 155UL means a direct numerical head-to-head comparison cannot be constructed from the available facts.

For the Intel Core 5 320, the benchmark results show a processor that performs strongest in multi-threaded and single-threaded workloads. In Cinebench R23, the Core 5 320 scores 6197 points in the multicore test and 1926 points in the singlecore test. The Cinebench R20 results follow the same pattern, with a multicore score of 5462 and a singlecore score of 771. The older Cinebench R15 suite shows a multicore score of 1054 and a singlecore score of 276.

The PassMark suite provides additional detail on the Core 5 320. The multithread score is 15450, and the singlethread score is 4045, with the singlethread test also recording 4045. In focused math workloads, the floating point math score is 42440, while integer math reaches 32323. The extended instructions score is 13262. Data compression scores 148779, and data encryption reaches 10984. The processor finds prime numbers at a score of 110, physics workloads score 1221, and random string sorting scores 18038.

The Core 5 320 has an average benchmark score of 18023 and sits at the 72nd percentile of all CPUs in the database. The nearest rivals provide context for this average. The AMD Ryzen 5 1600 has an average score of 17994, which is 0.2 percent lower than the Core 5 320. The Intel Core 5 120U scores 17898, a 0.7 percent deficit. The AMD Ryzen 5 3600XT scores 17891, also 0.7 percent lower. The Intel Core i5-1334U scores 18154, which is 0.7 percent higher than the Core 5 320.

The Core Ultra 7 155UL, by contrast, has an average benchmark score of 0 in the database and no recorded percentile. Its nearest rivals list is empty. The data cannot confirm any performance advantage or disadvantage for this processor.

The Verdict

The data supports a clear division of analysis. The Intel Core 5 320 is the only processor in this comparison with recorded performance measurements. Its average benchmark score of 18023 and 72nd percentile ranking indicate a functional level of performance across the tested workloads. The nearest rival comparisons show the Core 5 320 is closely matched with the AMD Ryzen 5 1600, Intel Core 5 120U, AMD Ryzen 5 3600XT, and Intel Core i5-1334U, with deltas of 0.2, 0.7, 0.7, and negative 0.7 percent respectively.

The Intel Core Ultra 7 155UL has no benchmark data in the database. Its average benchmark score is 0, and it has no nearest rivals to compare against. From the recorded facts, the Core Ultra 7 155UL cannot be said to outperform or underperform the Core 5 320 in any measured workload.

The choice between these two processors depends on the availability of measured data. The Core 5 320 delivers verified scores across Cinebench and PassMark suites. The Core Ultra 7 155UL lacks any such verification in the database. For a system builder seeking a processor with documented performance, the Core 5 320 is the only option with supporting measurements. For a system builder considering the Core Ultra 7 155UL, the database provides no performance evidence to evaluate.

Architecture Differences

The two processors differ substantially in their internal design. The Intel Core 5 320 uses the Wildcat Lake codename and belongs to the Core 5 generation. It is built on a 3 nm process node by Intel. The Intel Core Ultra 7 155UL uses the Meteor Lake-PS codename and belongs to the Core Ultra Series 1 generation. It uses the Meteor Lake architecture and is built on a 7 nm process node, also by Intel.

Core counts differ significantly. The Core 5 320 has 6 cores and 6 threads, while the Core Ultra 7 155UL has 12 cores and 14 threads. The Core Ultra 7 155UL offers more than double the core count and more than double the thread count.

Clock speeds also differ. The Core 5 320 has a base clock of 1.50 GHz and a boost clock of 4.60 GHz. The Core Ultra 7 155UL has a base clock of 1.70 GHz and a boost clock of 4.80 GHz. The Core Ultra 7 155UL runs at higher speeds in both metrics.

Cache layouts are different. The Core 5 320 has 192 KB of L1 cache, 2.5 MB of L2 cache, and 6 MB of shared L3 cache. The Core Ultra 7 155UL has 112 KB of L1 cache per core, 2 MB of L2 cache per core, and 12 MB of shared L3 cache. The L3 cache in the Core Ultra 7 155UL is double the size of the Core 5 320.

Memory support shows a notable split. The Core 5 320 supports DDR5 and LPDDR5X memory over a single-channel memory bus. The Core Ultra 7 155UL supports DDR5 memory, with the specification noting that support depends on the motherboard, over a dual-channel memory bus. Memory bandwidth reflects this: the Core 5 320 reaches 59.7 GB/s, while the Core Ultra 7 155UL reaches 89.6 GB/s.

PCIe connectivity differs as well. The Core 5 320 provides Gen 4 with 6 lanes from the CPU. The Core Ultra 7 155UL provides Gen 4 with 8 lanes from the CPU. Integrated graphics also differ: the Core 5 320 uses Intel Xe3 Graphics with 2 Xe cores, while the Core Ultra 7 155UL uses Arc Xe-LPG with 64 execution units.

The socket and market segment are different. The Core 5 320 uses Intel BGA 1516 and targets the mobile segment. The Core Ultra 7 155UL uses Intel Socket 1851 and targets the desktop segment. Both processors have a TDP of 15 watts, locked multipliers, and do not support ECC memory.

FAQ

Q: Which processor has the higher boost clock?

A: The Intel Core Ultra 7 155UL has a boost clock of 4.80 GHz, which is higher than the Intel Core 5 320 boost clock of 4.60 GHz.

Q: What is the average benchmark score for each processor?

A: The Intel Core 5 320 has an average benchmark score of 18023, while the Intel Core Ultra 7 155UL has an average benchmark score of 0 in the database.

Q: How do the core counts compare?

A: The Intel Core 5 320 has 6 cores and 6 threads. The Intel Core Ultra 7 155UL has 12 cores and 14 threads.

Q: What process nodes are used by each processor?

A: The Intel Core 5 320 is built on a 3 nm process node. The Intel Core Ultra 7 155UL is built on a 7 nm process node. Both are manufactured by Intel.

Q: Which processor has the larger L3 cache?

A: The Intel Core Ultra 7 155UL has 12 MB of shared L3 cache, which is double the 6 MB of shared L3 cache in the Intel Core 5 320.

Q: What memory bandwidth does each processor support?

A: The Intel Core 5 320 supports 59.7 GB/s over a single-channel memory bus. The Intel Core Ultra 7 155UL supports 89.6 GB/s over a dual-channel memory bus.

Where Each One Wins

The Intel Core 5 320 wins in the category of verified performance data. Its benchmark results are fully recorded in the database, covering Cinebench R15, R20, R23 multicore and singlecore tests, plus a wide range of PassMark workloads. The average benchmark score of 18023 places it at the 72nd percentile of all CPUs. The nearest rival analysis shows it is competitive with the AMD Ryzen 5 1600, Intel Core 5 120U, AMD Ryzen 5 3600XT, and Intel Core i5-1334U, with performance deltas of 0.2, 0.7, 0.7, and negative 0.7 percent. The Core 5 320 also benefits from a smaller process node at 3 nm, which typically indicates a more recent manufacturing process.

The Intel Core Ultra 7 155UL wins in the categories of raw specifications. It has 12 cores and 14 threads, compared to 6 cores and 6 threads for the Core 5 320. Its base clock of 1.70 GHz and boost clock of 4.80 GHz are both higher than the Core 5 320 values of 1.50 GHz and 4.60 GHz. The L3 cache is 12 MB versus 6 MB, and the memory bandwidth is 89.6 GB/s versus 59.7 GB/s. The dual-channel memory bus doubles the bandwidth potential. The PCIe lane count is higher at 8 lanes versus 6 lanes, both at Gen 4. The integrated graphics solution, Arc Xe-LPG with 64 execution units, is a different design from the Xe3 Graphics with 2 Xe cores.

Specification Differences

The two processors differ across nearly every specification field in the database.

| Specification | Intel Core 5 320 | Intel Core Ultra 7 155UL |

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

| Cores | 6 | 12 |

| Threads | 6 | 14 |

| Base clock | 1.50 GHz | 1.70 GHz |

| Boost clock | 4.60 GHz | 4.80 GHz |

| TDP | 15 W | 15 W |

| Socket | Intel BGA 1516 | Intel Socket 1851 |

| Codename | Wildcat Lake | Meteor Lake-PS |

| Generation | Core 5 (Wildcat Lake) | Ultra 7 (Meteor Lake-PS) |

| Process node | 3 nm | 7 nm |

| L1 cache | 192 KB | 112 KB (per core) |

| L2 cache | 2.5 MB | 2 MB (per core) |

| L3 cache | 6 MB (shared) | 12 MB (shared) |

| Memory support | DDR5, LPDDR5X | DDR5 (depends on motherboard) |

| Memory bus | Single-channel | Dual-channel |

| Memory bandwidth | 59.7 GB/s | 89.6 GB/s |

| PCIe | Gen 4, 6 lanes | Gen 4, 8 lanes |

| Integrated graphics | Intel Xe3 Graphics (2 Xe) | Arc Xe-LPG 64EU |

| Market segment | Mobile | Desktop |

| Release date | 2026-04-15 | 2024-04-07 |

| Launch MSRP | $340 | $426 |

| Part number | SAE3H | SRN97 |

The release dates differ by roughly two years, with the Core 5 320 launching in April 2026 and the Core Ultra 7 155UL launching in April 2024. The launch MSRP for the Core 5 320 is $340, while the Core Ultra 7 155UL has a launch MSRP of $426. Both processors have a TDP of 15 watts, locked multipliers, no ECC memory support, and active production status. The Core Ultra 7 155UL has a 50th percentile ranking among all CPUs, while the Core 5 320 sits at the 72nd percentile.