AMD Ryzen 7 5700U

The AMD Ryzen 7 5700U is an 8-core, 16-thread mobile processor built on the Zen 2 architecture (codename Lucienne) at TSMC's 7 nm process node. It runs at a base clock of 1.8 GHz and a boost clock of 4.3 GHz within a 15 W TDP, targeting thin-and-light laptops. With an average benchmark score of 17189, it sits in the 75th percentile of all CPUs and trades blows with four closely matched rivals, all within a 0.3% margin.

Benchmark Performance

The 5700U's average benchmark score of 17189 places it at the 75th percentile among all processors. Its nearest rival, the Intel Core i5-11400F, scores 17181, a delta of 0% — a statistical dead heat. The Intel Core i7-1260P and Intel Core Ultra 7 164U each score 17212 and 17215 respectively, both 0.1% higher, while the Intel Core i5-1240U scores 17141, 0.3% lower. These sub-1% differences mean the 5700U is effectively interchangeable with its closest competitors in aggregate performance.

Breaking down workload-specific results reveals a strong multi-thread profile. In Cinebench R23, the 5700U scores 13277 multi-core and 1874 single-core. The multi-core figure is over seven times the single-core score, indicating good scaling across its 8 cores. Passmark's multithread test yields 15623, while the single-thread result is 2560. Geekbench reports 5410 multi-core and 1398 single-core. The 3DMark suite shows progressive scaling: 715 single-thread, 1345 for 2 threads, 2357 for 4 threads, 3685 for 8 threads, and 4331 for max threads. Notably, the jump from 8 to 16 threads is modest (3685 to 4331), suggesting that the 15 W power envelope limits the contribution of the additional threads.

The CPU also excels in specific compute tasks: Passmark data compression hits 218853, floating-point math 33151, integer math 60037, and extended instructions 13519. Data encryption scores 12549. These numbers indicate a capable workhorse for productivity and content-creation workloads within its power class. The 3DMark 16-thread score of 4330 is nearly identical to the max-thread score of 4331, implying that the 8-core/16-thread configuration reaches its practical ceiling under the TDP constraint.

Who Should Consider It

Given its 8 cores and 16 threads, the 5700U is well suited for multi-threaded applications such as video editing, 3D rendering, and software compilation. The Cinebench R23 multi-core score of 13277 suggests it can handle moderate rendering tasks, while Passmark's data encryption (12549) and compression (218853) scores point to strong performance in archival and security-related workloads. For office productivity, the single-thread performance (Passmark single-thread 2560) is adequate for everyday tasks like web browsing, spreadsheets, and document editing.

Gamers, however, will need to rely on the integrated Radeon Graphics with 512 shader processors. The CPU's 3DMark scores (single-thread 715, max-threads 4331) reflect its compute capability, but the iGPU is not designed for high-end gaming. A discrete GPU would be necessary for modern titles at high settings. The 15 W TDP also makes it ideal for thin-and-light laptops where battery life and portability are priorities, rather than high-performance gaming rigs. For users who run heavily threaded workloads — such as 3D artists, video editors, or data analysts — the 5700U offers a strong balance of performance and efficiency in a mobile form factor.

Single-Thread vs Multi-Thread Behavior

The split between single-thread and multi-thread performance is stark. The Cinebench R23 single-core score of 1874 is modest, while the multi-core score of 13277 is strong. The ratio of 7.09x from single to multi is below the theoretical 8x, indicating imperfect scaling. Passmark shows a ratio of 6.1x (15623 vs 2560), and Geekbench 3.87x (5410 vs 1398). This suggests that workloads which rely heavily on a single thread — such as many legacy applications, some game engines, and certain scripting tasks — will not benefit from the 8-core design as much as multi-threaded workloads.

The 3DMark thread scaling further illustrates this: from 1 to 8 threads, the score rises from 715 to 3685, a 5.15x increase. Adding more threads (up to 16) only brings it to 4331, a 17.5% gain over 8 threads. This implies that the 15 W TDP and possibly the memory bandwidth (DDR4 dual-channel at 51.2 GB/s) become limiting factors beyond 8 threads. For users who primarily run single-threaded applications, the 5700U's performance will be more modest, while those who can parallelize will see substantial benefits. The boost clock of 4.3 GHz helps single-thread responsiveness, but the Zen 2 architecture's efficiency at low power is the primary constraint.

FAQ

Q: What is the TDP of the Ryzen 7 5700U?

A: The TDP is 15 W.

Q: Does the 5700U support ECC memory?

A: No, ECC memory is not supported.

Q: What socket does the 5700U use?

A: It uses AMD Socket FP6.

Q: What is the boost clock speed?

A: The boost clock is 4.3 GHz.

Q: How many PCIe lanes does the CPU provide?

A: It provides 12 PCIe Gen 3 lanes (CPU only).

Q: When was the 5700U released?

A: It was released on January 11, 2021.

How It Compares

Intel Core i5-11400F: The 5700U matches the i5-11400F almost exactly, with an average score of 17189 versus 17181, a 0% delta. Both processors deliver nearly identical aggregate performance, though the 5700U does so at a much lower TDP (15 W). The 5700U's mobile orientation makes it a compelling choice for portable systems, while the i5-11400F is a desktop part.

Intel Core i7-1260P: The i7-1260P is 0.1% faster in average score (17212 vs. 17189). This is a negligible difference, well within run-to-run variance. The 5700U holds its own against a newer, higher-tier mobile part, demonstrating that Zen 2 remains competitive in the low-power segment.

Intel Core Ultra 7 164U: Similarly, the Core Ultra 7 164U posts an average score of 17215, also 0.1% higher. The 5700U, despite being based on older Zen 2 architecture, remains within a hair's breadth of this newer part. The 0.1% gap is unlikely to be perceptible in real-world use.

Intel Core i5-1240U: The 5700U is 0.3% ahead of the i5-1240U (17189 vs. 17141). This margin is small but consistent, suggesting the 5700U has a slight edge in aggregate performance over this rival. The 5700U's higher core count (8 vs. presumably fewer) likely contributes to its advantage in multi-threaded tasks.

Platform and Compatibility

The 5700U is built for the AMD Socket FP6, a mobile-only socket. It supports dual-channel DDR4 memory with a bandwidth of 51.2 GB/s, and does not support ECC. The CPU provides 12 PCIe Gen 3 lanes, which are typically used for storage and discrete GPUs in laptops. The integrated Radeon Graphics with 512 shader processors handles display output and basic graphics acceleration. The process node is 7 nm from TSMC, with a die size of 156 mm² and 9,800 million transistors. As a mobile part, the upgrade path is limited to the system it is soldered into; users cannot swap the CPU independently. The part number is 100-000000371, and the multiplier is locked, so no overclocking is possible.

Power and Thermals

With a TDP of 15 W, the 5700U is firmly in the ultra-low-power segment. This allows for thin-and-light laptop designs with compact cooling solutions. The boost clock of 4.3 GHz is high for such a low TDP, which means that sustained all-core workloads may be limited by thermal and power constraints, as evidenced by the modest scaling from 8 to 16 threads in 3DMark. A capable air cooler or heatpipe-based solution is sufficient to manage the thermal output, but users should expect performance to vary depending on the laptop's cooling implementation. The 7 nm process helps keep efficiency high, making the 5700U a strong choice for battery-conscious mobile users. The 15 W TDP also implies that the CPU can be passively cooled in some designs, though active cooling is more common to sustain boost clocks.