Intel Arc G3 EXTREME vs Intel Processor U303L Comparison

Head-to-Head Benchmarks

The Intel Arc G3 EXTREME and Intel Processor U303L present a stark contrast in measured performance. The database contains a full suite of benchmark results for the Arc G3 EXTREME, while the U303L has no recorded benchmark scores. This absence of data for the U303L makes a direct numerical comparison impossible, but the available measurements for the Arc G3 EXTREME establish a clear performance baseline.

The Arc G3 EXTREME delivers a Cinebench R23 multicore score of 14655 and a single-core score of 1862. In Cinebench R20, it records 10945 multicore and 1545 single-core. The Cinebench R15 results show 2192 multicore and 267 single-core. These figures indicate a processor capable of substantial multi-threaded workloads, with the multicore scores consistently outpacing the single-core results by a wide margin, as expected from a 14-core, 14-thread configuration.

PassMark results for the Arc G3 EXTREME further illustrate its capabilities. The multithread score reaches 30659, while the single-thread score sits at 4293. Integer math posts 71164, floating point math reaches 86929, and extended instructions score 24017. Data compression produces 307094, data encryption scores 23881, and random string sorting achieves 37331. Physics processing records 2515, while the find prime numbers test yields 248. These results show balanced performance across integer, floating-point, and memory-intensive operations.

The Arc G3 EXTREME holds an average benchmark score of 36699 across all recorded tests. This places it at the 85th percentile among all CPUs in the database. Its nearest rivals include the Intel Core Ultra 5 225 with an average score of 36938, a 0.6% difference. The AMD Ryzen 5 5600F scores 36945, 0.7% higher. The AMD Ryzen 5 5500X3D records 37018, 0.9% higher. The AMD Ryzen AI 7 PRO 450 achieves 37093, 1.1% higher. The Arc G3 EXTREME trails each of these rivals by less than 1.1%, a narrow margin that places it in the same performance tier.

The U303L has no benchmark scores recorded in the database, and its average benchmark score is listed as 0. Its percentile ranking among all CPUs is 50, which indicates it sits at the median of the distribution. Without measured results, the database cannot provide a quantitative head-to-head comparison. The gap in available data means any performance relationship between these two processors remains unquantified.

Architecture Differences

The two processors differ fundamentally in their underlying design. The Arc G3 EXTREME uses the Panther Lake codename and is built on a 3 nm process node at Intel's foundry. The U303L uses the Raptor Lake architecture, specifically Raptor Lake-PS, on a 10 nm process node, also from Intel. The process node difference represents a significant generational advancement for the Arc G3 EXTREME.

Core and thread counts diverge sharply. The Arc G3 EXTREME contains 14 cores and 14 threads, all operating at a base clock of 1.90 GHz and a boost clock of 4.70 GHz. The U303L has 5 cores and 6 threads, with a base clock of 1.20 GHz and a boost clock of 2.60 GHz. The Arc G3 EXTREME provides more than double the core count and substantially higher clock speeds on both ends of the frequency range.

Cache hierarchies also differ considerably. The Arc G3 EXTREME allocates 192 KB of L1 cache per core, 2.5 MB of L2 cache per core, and 18 MB of shared L3 cache. The U303L uses 80 KB of L1 per core, 1.25 MB of L2 per core, and 12 MB of shared L3 cache. The Arc G3 EXTREME offers more cache at every level, which supports its higher core count and performance ambitions.

Memory support separates the two as well. The Arc G3 EXTREME supports LPDDR5X memory in a dual-channel configuration, with a measured memory bandwidth of 136.5 GB/s. The U303L supports both DDR4 and DDR5 memory in dual-channel mode, but the database records no memory bandwidth figure for it. The memory bandwidth advantage for the Arc G3 EXTREME is explicit in the data.

The PCIe interface differs in generation and lane count. The Arc G3 EXTREME uses PCIe Gen 5 with 4 lanes for CPU-only connectivity. The U303L uses PCIe Gen 4 with 8 lanes. The Arc G3 EXTREME benefits from a newer PCIe generation, while the U303L offers more lanes.

Integrated graphics separate the two clearly. The Arc G3 EXTREME includes the Arc B390 graphics solution. The U303L includes UHD Graphics 96EU. Neither processor supports ECC memory, and neither has an unlocked multiplier.

The sockets differ entirely. The Arc G3 EXTREME uses Intel BGA 2540, while the U303L uses Intel Socket 1700. This makes the two physically incompatible with each other's platforms. The market segment for both is mobile, and both are listed as active in production. The Arc G3 EXTREME has a release date of 2026-05-27, while the U303L was released on 2024-04-07.

FAQ

Q: Which processor has more cores and threads?

A: The Intel Arc G3 EXTREME has 14 cores and 14 threads. The Intel Processor U303L has 5 cores and 6 threads. The Arc G3 EXTREME provides 9 additional cores and 8 additional threads.

Q: How do the clock speeds compare?

A: The Arc G3 EXTREME operates at a base clock of 1.90 GHz and boosts to 4.70 GHz. The U303L runs at 1.20 GHz base and 2.60 GHz boost. The Arc G3 EXTREME has a 0.70 GHz higher base clock and a 2.10 GHz higher boost clock.

Q: What is the thermal design power for each processor?

A: The Arc G3 EXTREME has a TDP of 25 watts. The U303L has a TDP of 15 watts. The Arc G3 EXTREME is rated for 10 watts higher power consumption.

Q: Which processor supports faster memory?

A: The Arc G3 EXTREME supports LPDDR5X memory with a recorded bandwidth of 136.5 GB/s. The U303L supports DDR4 and DDR5 memory, but the database does not record a memory bandwidth figure for it.

Q: What integrated graphics does each processor include?

A: The Arc G3 EXTREME includes Arc B390 graphics. The U303L includes UHD Graphics 96EU.

Q: How do the processors compare in benchmark performance?

A: The Arc G3 EXTREME has an average benchmark score of 36699 and sits at the 85th percentile. The U303L has no recorded benchmark scores and sits at the 50th percentile. Direct numerical comparison is not possible because the U303L lacks measured results.

The Verdict

The recorded data shows the Intel Arc G3 EXTREME as the clearly more capable processor on paper. It offers 14 cores versus 5, a boost clock of 4.70 GHz versus 2.60 GHz, a smaller 3 nm process node versus 10 nm, more cache at every level, and a higher memory bandwidth of 136.5 GB/s. Its average benchmark score of 36699 and 85th percentile ranking place it among competitive processors, trailing its nearest rivals by less than 1.1% in each case.

The Intel Processor U303L lacks any recorded benchmark scores, so its actual performance cannot be quantified from the database. Its 50th percentile ranking places it at the median of all CPUs, but this ranking does not derive from measured results. The U303L does carry a lower TDP of 15 watts compared to 25 watts for the Arc G3 EXTREME, which may indicate lower power draw, but no power consumption measurements appear in the data.

The U303L uses the Intel Socket 1700 platform, while the Arc G3 EXTREME uses Intel BGA 2540. These are incompatible sockets, so platform choice will determine which processor can be used. The U303L offers PCIe Gen 4 with 8 lanes, while the Arc G3 EXTREME offers PCIe Gen 5 with 4 lanes. The U303L supports both DDR4 and DDR5 memory, while the Arc G3 EXTREME supports only LPDDR5X.

For users selecting between these two based on the database alone, the Arc G3 EXTREME presents the stronger case across every measured specification except TDP and PCIe lane count. It delivers higher core counts, higher clocks, more cache, a newer process node, and a newer PCIe generation. It also has a complete benchmark profile that confirms solid multi-threaded and single-threaded performance. The U303L offers no benchmark data to counter this, so its performance characteristics remain unknown within the database.

Specification Differences

The two processors differ in the following recorded specifications:

| Specification | Intel Arc G3 EXTREME | Intel Processor U303L |

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

| Cores | 14 | 5 |

| Threads | 14 | 6 |

| Base Clock | 1.90 GHz | 1.20 GHz |

| Boost Clock | 4.70 GHz | 2.60 GHz |

| TDP | 25 W | 15 W |

| Socket | Intel BGA 2540 | Intel Socket 1700 |

| Codename | Panther Lake | Raptor Lake-PS |

| Process Node | 3 nm | 10 nm |

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

| L2 Cache | 2.5 MB (per core) | 1.25 MB (per core) |

| L3 Cache | 18 MB (shared) | 12 MB (shared) |

| Memory Support | LPDDR5X | DDR4, DDR5 |

| Memory Bandwidth | 136.5 GB/s | Not recorded |

| PCIe | Gen 5, 4 Lanes (CPU only) | Gen 4, 8 Lanes (CPU only) |

| Integrated Graphics | Arc B390 | UHD Graphics 96EU |

| Release Date | 2026-05-27 | 2024-04-07 |

| Part Number | SA4R3 | SRPKEQ5CV |

| Percentile | 85 | 50 |

| Average Benchmark Score | 36699 | 0 |

The launch MSRP for the U303L is $285. The Arc G3 EXTREME has no recorded launch MSRP. Both processors share the same manufacturer, Intel, and the same market segment, mobile. Both are active in production. Neither supports ECC memory. Neither has an unlocked multiplier. The database does not record a series, transistor count, or die size for either processor.