Intel Core 3 100U vs Intel Core 5 213PE Comparison

Intel Core 3 100U and Intel Core 5 213PE occupy very different positions in Intel’s lineup, and the benchmark data reflects that clearly. The Core 3 100U is a low-power mobile part designed for thin-and-light laptops, while the Core 5 213PE is a desktop processor with far higher thermal headroom. Across every single recorded test, the Core 5 213PE comes out ahead, often by a wide margin. The data shows a consistent performance hierarchy, but the size of the gap varies dramatically depending on the workload, which makes the comparison useful for understanding where each chip excels.

Head-to-Head Benchmarks

The Core 5 213PE wins all 17 head-to-head benchmark comparisons in the database, with the largest gaps appearing in multi-threaded and computationally intensive tasks. In Cinebench R23 multi-core, the Core 5 213PE scores 22468 against the Core 3 100U’s 10624, a delta of -52.7% (meaning the Core 3 is roughly half as fast). The same pattern holds in Cinebench R20 multi-core, where the Core 5 213PE posts 9436 versus 4462, again a -52.7% difference. Cinebench R15 multi-core shows 2264 versus 1070, a -52.7% gap. These results indicate that the Core 5 213PE delivers approximately double the multi-threaded rendering throughput of the Core 3 100U.

Single-core performance tells a similar story, though the gap is slightly smaller in some tests. In Cinebench R23 single-core, the Core 5 213PE scores 3172 versus 1499, a -52.7% delta. Cinebench R20 single-core shows 1332 versus 629, a -52.8% delta. Cinebench R15 single-core has 319 versus 150, a -53% delta. PassMark single-thread is the closest comparison in the entire dataset: the Core 5 213PE scores 4060 versus 3506, a -13.6% delta. That is still a clear win for the Core 5 213PE, but it shows that the Core 3 100U is comparatively stronger in lightly threaded workloads than in heavily parallel ones.

The PassMark suite reveals where the Core 5 213PE’s extra cores and higher clock speeds matter most. In floating point math, the Core 5 213PE scores 68587 versus 28322, a -58.7% delta, the largest gap in the dataset. Extended instructions show 19565 versus 7894, a -59.7% delta. Integer math has 92089 versus 39580, a -57% delta. Data compression shows 298804 versus 136497, a -54.3% delta. Random string sorting has 32027 versus 15191, a -52.6% delta. Find prime numbers shows 114 versus 52, a -54.4% delta. Data encryption has 15916 versus 8128, a -48.9% delta. PassMark multithread shows 26434 versus 12522, a -52.6% delta. Physics shows 1624 versus 876, a -46.1% delta, the smallest gap outside of single-thread tests.

The pattern is consistent: the Core 5 213PE leads by roughly 50% or more in almost every test, with the exception of single-threaded PassMark where the lead shrinks to 13.6%. The Core 3 100U’s 6-core, 8-thread configuration and 1.20 GHz base clock simply cannot keep pace with the Core 5 213PE’s 8 cores, 16 threads, and 2.70 GHz base clock in sustained workloads. The data does not show a single test where the Core 3 100U wins, which makes the performance hierarchy unambiguous.

The Verdict

The benchmark results indicate that the Core 5 213PE is the substantially faster processor in every measured category. Anyone building a desktop system that needs heavy multi-threaded performance, such as content creation, software compilation, or data processing, should pick the Core 5 213PE based on the recorded scores. It outperforms the Core 3 100U by roughly 50% or more in Cinebench multi-core tests and by even larger margins in PassMark floating point and extended instruction workloads. The Core 5 213PE also holds a smaller but meaningful 13.6% lead in single-threaded PassMark, so it is not merely a multi-core specialist.

The Core 3 100U is a mobile part with a 15 W TDP, designed for laptops where power efficiency matters more than raw throughput. Its benchmark scores are competitive for its class, landing in the 70th percentile of all CPUs, but it is not in the same performance tier as the Core 5 213PE, which sits in the 85th percentile. The Core 3 100U’s nearest rivals include the Intel Core i7-10850H with an average score of 16204 (a -0.3% delta) and the AMD Ryzen 5 4600H with an average score of 16341 (a -1.2% delta), so it trades blows with older high-end mobile chips. The Core 5 213PE, by contrast, sits alongside desktop parts like the Intel Core i7-13700T with an average score of 35403 (a 0.1% delta) and the Intel Core i7-12700K with an average score of 35287 (a 0.4% delta).

For a desktop builder, the choice is clear: the Core 5 213PE delivers roughly double the multi-threaded performance of the Core 3 100U, and its single-thread advantage is also real. For a laptop buyer, the Core 3 100U is the only one of the two that fits a mobile socket, so the comparison is largely theoretical. The data does not support any scenario where the Core 3 100U is the faster part.

FAQ

Q: Which processor has the higher multi-core performance?

A: The Core 5 213PE wins every multi-core benchmark. In Cinebench R23 multi-core, it scores 22468 versus 10624 for the Core 3 100U, a -52.7% delta. PassMark multithread shows 26434 versus 12522, a -52.6% delta.

Q: Is the Core 3 100U competitive in single-threaded workloads?

A: It is closer in single-threaded tests but still loses. PassMark single-thread shows 4060 for the Core 5 213PE versus 3506 for the Core 3 100U, a -13.6% delta. Cinebench R23 single-core shows 3172 versus 1499, a -52.7% delta.

Q: How do the two processors compare in memory bandwidth?

A: The Core 5 213PE has a recorded memory bandwidth of 76.8 GB/s. The Core 3 100U has no memory bandwidth figure in the database, but both support DDR4 and DDR5 memory in dual-channel mode.

Q: Which processor supports ECC memory?

A: The Core 5 213PE supports ECC memory. The Core 3 100U does not.

Q: What are the core and thread counts for each processor?

A: The Core 3 100U has 6 cores and 8 threads. The Core 5 213PE has 8 cores and 16 threads.

Q: Which processor has the higher boost clock?

A: The Core 5 213PE boosts to 5.20 GHz, while the Core 3 100U boosts to 4.70 GHz.

Specification Differences

The two processors differ in nearly every core specification. The Core 3 100U has 6 cores and 8 threads, while the Core 5 213PE has 8 cores and 16 threads. Base clock speeds are 1.20 GHz for the Core 3 100U and 2.70 GHz for the Core 5 213PE. Boost clocks are 4.70 GHz and 5.20 GHz, respectively. Thermal design power is 15 W for the Core 3 100U and 65 W for the Core 5 213PE.

The sockets are different: the Core 3 100U uses Intel BGA 1744, a soldered mobile package, while the Core 5 213PE uses Intel Socket 1700, a desktop socket. The Core 3 100U supports PCIe Gen 4 with 8 lanes (CPU only), whereas the Core 5 213PE supports PCIe Gen 5 with 16 lanes (CPU only). Integrated graphics differ as well: the Core 3 100U uses UHD Graphics 64EU, while the Core 5 213PE uses UHD Graphics 730. Memory bandwidth is listed only for the Core 5 213PE at 76.8 GB/s; the Core 3 100U does not have a recorded figure. ECC memory support is present on the Core 5 213PE but absent on the Core 3 100U. The Core 3 100U has a launch MSRP of $426, while the Core 5 213PE has a launch MSRP of $221.

Architecture Differences

The Core 3 100U is built on Raptor Lake architecture with the codename Raptor Lake-U and belongs to the Core 3 (Raptor Lake-U) generation. The Core 5 213PE uses the Bartlett Lake codename and belongs to the Core 5 (Bartlett Lake) generation, though its architecture field is not specified in the database. Both are manufactured on a 10 nm process node by Intel.

Cache configurations differ significantly. Both have 80 KB of L1 cache per core, but the Core 3 100U has 1.25 MB of L2 cache per core, while the Core 5 213PE has 2 MB of L2 cache per core. Shared L3 cache is 10 MB for the Core 3 100U and 24 MB for the Core 5 213PE. Neither processor has a recorded transistor count, die size, or 3D V-Cache.

The market segments are opposite: the Core 3 100U is a mobile processor, while the Core 5 213PE is a desktop processor. Both are currently active in production. The Core 3 100U was released on January 7, 2024, while the Core 5 213PE has a release date of March 8, 2026. Neither processor has an unlocked multiplier.

Where Each One Wins

The Core 5 213PE wins in every benchmark category recorded, so the practical question is where the Core 3 100U can still be a reasonable choice based on its own merits. The Core 3 100U’s 15 W TDP makes it suitable for fanless or ultra-portable laptop designs where power draw and heat are the primary constraints. Its 70th percentile ranking among all CPUs shows it is a capable mobile part, and its single-thread PassMark score of 3506 is respectable for a low-power chip. In tasks that are not heavily multi-threaded, such as basic office work, web browsing, or light media playback, the 13.6% single-thread gap to the Core 5 213PE is less impactful than the multi-core gaps.

The Core 5 213PE dominates in all compute-heavy scenarios. Its Cinebench R23 multi-core score of 22468 is more than double the Core 3 100U’s 10624, making it the clear choice for rendering, video encoding, or any workload that scales across cores. Its 16 threads versus 8 threads give it a major advantage in parallel workloads, and its 24 MB of L3 cache versus 10 MB helps with data-heavy applications. The Core 5 213PE also supports ECC memory, which the Core 3 100U does not, making it suitable for systems that require error-correcting memory for data integrity. Its PCIe Gen 5 support with 16 lanes provides more bandwidth for high-end GPUs and NVMe storage than the Core 3 100U’s PCIe Gen 4 with 8 lanes.

The data shows a clean split: the Core 3 100U is the appropriate part for low-power mobile systems where its 15 W TDP and BGA 1744 socket fit the design constraints. The Core 5 213PE is the appropriate part for desktop systems where performance is the priority, offering roughly double the multi-threaded performance, higher clocks, more cache, more PCIe lanes, and ECC support. There is no benchmark in the database where the Core 3 100U outperforms the Core 5 213PE, so the choice comes down to platform and power requirements rather than performance.