Intel Core i5-10300H

The Intel Core i5-10300H is a mobile processor from the Core 10th Gen series, built on the 14 nm Comet Lake-H architecture. It packs 4 cores and 8 threads, with a base clock of 2.50 GHz and a boost clock of 4.50 GHz. The chip is rated for a 45 W TDP, placing it in the high-performance laptop segment. In the benchmark database, it achieves an average score of 9248, which puts it in the 69th percentile of all CPUs. Its nearest rivals in the database include server and desktop parts, which highlights how competitive this quad-core mobile chip is in aggregate performance.

Benchmark Performance

The i5-10300H's benchmark results paint a clear picture of a capable quad-core with strong single-threaded behavior. In 3DMark, the single-thread score is 705, while the 2-thread score jumps to 1337. The 4-thread score reaches 2202, and the 8-thread score climbs to 2957. Interestingly, the 16-thread score of 2965 and the max-thread score of 2961 are nearly identical to the 8-thread result, indicating that the processor's performance saturates at 8 threads—a direct consequence of its 4-core/8-thread design. The scaling from 4 to 8 threads is strong, but beyond that, there is no headroom. This pattern is typical for a quad-core with Hyper-Threading: the extra logical threads help in workloads that can use them, but the physical core count caps the ceiling.

Cinebench results reinforce this. The R23 multi-core score is 7021, while the single-core score is 991. The R20 multi-core score is 2948 and single-core is 416, while the older R15 multi-core is 707 and single-core is 99. Geekbench yields a multi-core score of 4035 and a single-core score of 1377. Passmark's multithread score is 8262 and single-thread is 2537. These numbers show a processor that handles lightly threaded tasks with ease, but multi-threaded workloads are limited by the physical core count. The Passmark sub-scores add nuance: data compression is exceptionally high at 117306, and integer math is strong at 27046, while floating-point math is 17076 and extended instructions are 7449. However, the physics score is only 514, and the find-prime-numbers result is 27, indicating that the chip is not optimized for certain scientific or physics-heavy calculations.

The aggregate average benchmark score of 9248 places the i5-10300H within a hair of several much larger processors. The closest rival, the Intel Xeon Gold 5320, scores 9234, which is 0.2% lower. The Xeon Gold 6346 scores 9270, putting the i5 0.2% behind. The AMD Ryzen Threadripper 3960X scores 9284, a 0.4% lead over the i5. Finally, the AMD Ryzen 5 3500U scores 9312, which is 0.7% higher. These deltas are all within 1%, meaning the i5-10300H's overall benchmark profile is statistically similar to those very different chips. The practical takeaway is that for the applications represented by these benchmarks, the i5-10300H delivers performance in the same ballpark as those rivals, despite having far fewer cores and threads. The 69th percentile ranking underscores that this is a solid mid-range performer, not a top-tier part, but one that holds its own in a wide range of tests.

How It Compares

Against the Intel Xeon Gold 5320: The i5-10300H is 0.2% faster in the average benchmark score. This is a negligible difference, effectively a tie. The Xeon Gold 5320 is a server-class part with many more cores, yet the mobile i5 matches it in these aggregated workloads. For a laptop chip, this is a remarkable result, but it also means that the i5's performance is not exceptional—it simply lands in the same broad performance band.

Against the Intel Xeon Gold 6346: The i5-10300H trails by 0.2%. Again, this is within measurement noise. The two processors are essentially equivalent in the benchmark database's average score. The Xeon Gold 6346 is a higher-end server chip, so the i5's ability to stay within a fraction of it suggests that the aggregated benchmarks favor the i5's high boost clock and strong single-thread capabilities.

Against the AMD Ryzen Threadripper 3960X: The i5-10300H is 0.4% slower. The Threadripper is a high-end desktop processor with a vastly different architecture and core count, but the aggregate score shows the i5 holds its own in the specific benchmarks captured. The delta is so small that in real-world use, the difference would be imperceptible for most applications, though the Threadripper would pull ahead in heavily threaded tasks that are not well represented in the aggregate average.

Against the AMD Ryzen 5 3500U: The i5-10300H is 0.7% slower. The Ryzen 5 3500U is another mobile chip, making this the most relevant comparison. The performance gap is small, but the i5 does come out slightly behind in the overall average. This is notable because the 3500U is a lower-TDP part (typically 15W), yet it manages to outscore the i5 in the aggregated benchmarks. The i5's higher power budget does not translate into a clear advantage here.

Who Should Consider It

The i5-10300H is best suited for users who need solid single-threaded performance and occasional multi-threaded bursts, rather than sustained heavy multi-threading. For gaming, the single-thread scores (3DMark single-thread 705, Cinebench R23 single 991, Geekbench single 1377, Passmark single 2537) indicate that it can handle most titles at reasonable settings, especially those that rely on high clock speeds. The boost clock of 4.50 GHz is competitive for older and less demanding games, and the 8 threads allow for background tasks without significant frame drops. However, modern AAA titles that utilize more than 4 cores may see stuttering or lower frame rates in CPU-heavy scenes.

For content creation and productivity, the multi-thread scores are adequate for light to moderate workloads. The Cinebench R23 multi-core score of 7021 suggests that video encoding and 3D rendering are possible, but the 4-core limit will cause longer render times compared to 6- or 8-core alternatives. The Passmark multithread score of 8262 is respectable for a quad-core, and the high data compression score (117306) makes it a good fit for file archiving and compression tasks. For office tasks, web browsing, and spreadsheet work, the i5-10300H is more than sufficient, and the dual-channel memory support with 46.9 GB/s bandwidth keeps everyday operations snappy.

The 45W TDP class makes it suitable for laptops that are designed to handle sustained loads, such as gaming notebooks or mobile workstations. However, users who frequently run heavily threaded applications—like professional video editing or 3D simulation—should look at higher-core-count parts, as the i5's 4 cores will become a bottleneck. The integrated UHD Graphics is only suitable for basic display output; any serious GPU work requires a discrete graphics card.

FAQ

Q: What is the TDP of the Intel Core i5-10300H?

A: The TDP is 45 W.

Q: Does the i5-10300H support ECC memory?

A: No, ECC memory is not supported.

Q: What memory types does the i5-10300H support?

A: It supports DDR3 and DDR4 memory in a dual-channel configuration, with a memory bandwidth of 46.9 GB/s.

Q: What is the socket type for this processor?

A: It uses Intel BGA 1440, which is a soldered mobile socket.

Q: Does the i5-10300H have integrated graphics?

A: Yes, it includes Intel UHD Graphics.

Q: How many threads does the i5-10300H have?

A: It has 8 threads, from 4 physical cores.

Q: What is the process node?

A: It is built on Intel's 14 nm process.

Power and Thermals

The 45 W TDP places the i5-10300H in the high-power mobile category. This means laptops using this chip require a cooling solution capable of dissipating that heat under sustained loads. Typical implementations include dual-fan designs and multiple heat pipes, as found in gaming notebooks. The 14 nm process is not the most efficient, so thermals can rise under heavy multi-threaded workloads, but the boost clock of 4.50 GHz is achievable when thermal headroom allows. Users should expect a laptop that runs warm during extended sessions, but with adequate cooling, the chip can maintain its rated performance. The lack of an unlocked multiplier means no overclocking, so the thermal solution only needs to handle the stock 45 W envelope.

Platform and Compatibility

The i5-10300H is soldered to the motherboard via the Intel BGA 1440 socket, meaning there is no upgrade path—it is a fixed part of the laptop. It supports dual-channel DDR3 and DDR4 memory, with a maximum bandwidth of 46.9 GB/s. PCIe connectivity is Gen 3, which is standard for the era. The integrated UHD Graphics provides basic display output, but for gaming or GPU-accelerated tasks, a discrete graphics card is expected. The chip is part of the Comet Lake-H family, which is designed for high-performance mobile computing, and its production status is listed as active. For buyers, this means the platform is current and supported, but the lack of socket upgradeability means the entire laptop must be replaced for a CPU upgrade. The memory bus is dual-channel, which is typical for this class, and the 46.9 GB/s bandwidth is sufficient for most workloads, though not exceptional.