AMD Ryzen 5 8540U vs Intel Core i7-12700H Comparison

The Intel Core i7-12700H and AMD Ryzen 5 8540U represent two distinct approaches to mobile computing. The Intel part is a high-core-count Alder Lake design aimed at maximum throughput, while the AMD chip is a more efficient Zen 4 part. The benchmark data shows a clear split: the Intel processor dominates every multi-threaded workload in the database, while the AMD processor takes a narrow but consistent lead in single-threaded tests. This analysis walks through the recorded measurements to show where each processor wins and what the underlying architecture differences mean for real-world use.

Where Each One Wins

The recorded data paints a lopsided picture in terms of raw win counts. Across the 15 head-to-head benchmark comparisons, the Intel Core i7-12700H wins 13, with the AMD Ryzen 5 8540U taking only 2. The Intel processor’s victories are concentrated in heavily parallel workloads: Cinebench multi-core, PassMark integer math, floating-point math, physics, data compression, and encryption. The AMD processor’s wins are exclusively in single-threaded PassMark tests, where it edges ahead by a small margin. This makes the use-case split obvious. For anyone running rendering engines, code compilation, scientific simulations, or any workload that scales across many threads, the Intel part is the clear choice based on the data. The AMD chip is competitive for lightly threaded applications, but its single-thread advantage is small enough that the Intel processor’s massive multi-thread lead will matter more for most high-intensity tasks.

Architecture Differences

The two processors come from different design philosophies and process nodes. The Intel Core i7-12700H uses Alder Lake-H architecture, built on Intel’s 10 nm process with a die size of 217 mm². It has 14 cores and 20 threads, with a base clock of 2.30 GHz and a boost clock of 4.70 GHz. The cache hierarchy includes 80 KB of L1 per core, 1.25 MB of L2 per core, and 24 MB of shared L3. The AMD Ryzen 5 8540U uses Zen 4 architecture, codenamed Hawk Point, built on TSMC’s 4 nm process with a die size of 137 mm² and 20,900 million transistors. It has 6 cores and 12 threads, with a base clock of 3.20 GHz and a boost clock of 4.90 GHz. Its cache is smaller: 64 KB L1 per core, 1 MB L2 per core, and 16 MB shared L3.

The process node difference is significant. The AMD chip’s 4 nm process is denser and more power-efficient than Intel’s 10 nm node, which partially explains its lower 28 W TDP versus the Intel part’s 45 W TDP. The Intel processor compensates with more cores and a larger L3 cache. Both support dual-channel memory, but the AMD chip supports DDR5 only, while the Intel part supports both DDR4 and DDR5. The AMD processor has a listed memory bandwidth of 89.6 GB/s, while the Intel part does not have a recorded bandwidth figure. PCIe lanes also differ: Intel provides Gen 4 with 20 lanes, AMD provides Gen 4 with 14 lanes. Integrated graphics differ as well, with Intel using Iris Xe 96EU and AMD using Radeon 740M.

Head-to-Head Benchmarks

The most striking differences appear in multi-core tests. In Cinebench R23 multi-core, the Intel Core i7-12700H scores 16307.5 against the AMD Ryzen 5 8540U’s 9721.5, a 67.7% lead. Cinebench R15 multi-core shows a similar gap: 2604.6 versus 1557.5, a 67.2% advantage. These are not marginal wins; the Intel processor is roughly two-thirds faster in heavily threaded rendering workloads. The PassMark multithread test confirms the trend, with Intel scoring 25615 versus AMD’s 18332, a 39.7% difference. Floating-point math is where the gap widens the most: Intel scores 65075 versus AMD’s 34958, an 86.2% lead. Integer math also favors Intel, 90106 versus 57755, a 56% difference.

The AMD processor’s wins are narrow but consistent. In PassMark single-thread, AMD scores 3639 versus Intel’s 3535, a 2.9% advantage. The same result appears in the duplicate PassMark singlethread entry. Cinebench single-core tests show Intel ahead, but by a smaller margin: R23 single-core is 1782 versus 1714.5, a 3.9% lead, and R15 single-core is 256 versus 253, a 1.2% lead. This suggests the AMD chip has competitive single-core performance that can edge out Intel in certain workloads, but the difference is small enough that it would be hard to notice in everyday use.

Other workloads show Intel’s breadth. Data compression: Intel scores 300594 versus AMD’s 208619, a 44.1% lead. Data encryption: 17575 versus 12245, a 43.5% lead. Extended instructions: 17886 versus 14900, a 20% lead. Prime number finding: 94 versus 69, a 36.2% lead. Physics: 1512 versus 1028, a 47.1% lead. Random string sorting: 33449 versus 24375, a 37.2% lead. The pattern is clear: the Intel processor’s additional cores and threads give it a substantial advantage in any workload that can use them, while the AMD processor’s higher boost clock and more modern process node provide only a slight edge in single-threaded PassMark tests.

FAQ

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

A: The Intel Core i7-12700H is significantly ahead. It leads by 67.7% in Cinebench R23 multi-core and by 39.7% in PassMark multithread.

Q: Does the AMD Ryzen 5 8540U win any benchmarks?

A: Yes, it wins PassMark single-thread and PassMark singlethread, both with a score of 3639 versus Intel’s 3535, a 2.9% advantage.

Q: How do the core counts compare?

A: The Intel Core i7-12700H has 14 cores and 20 threads. The AMD Ryzen 5 8540U has 6 cores and 12 threads.

Q: What is the difference in process node?

A: The Intel part is built on Intel’s 10 nm process. The AMD part is built on TSMC’s 4 nm process.

Q: Which processor has a larger L3 cache?

A: The Intel Core i7-12700H has 24 MB of shared L3 cache. The AMD Ryzen 5 8540U has 16 MB of shared L3 cache.

Q: What is the TDP difference?

A: The Intel Core i7-12700H has a TDP of 45 W. The AMD Ryzen 5 8540U has a TDP of 28 W.

The Verdict

The data supports a straightforward recommendation based on workload. For multi-threaded performance, the Intel Core i7-12700H is the dominant choice. Its leads in Cinebench R23 multi-core (67.7%), floating-point math (86.2%), and integer math (56%) are decisive. Anyone doing video rendering, 3D modeling, code compilation, or data processing should choose the Intel part without hesitation. The AMD Ryzen 5 8540U is the better choice for single-threaded PassMark workloads, where its 2.9% lead is the only place it beats Intel. This makes it a reasonable pick for lightly threaded applications where battery life and lower TDP matter more, but the performance advantage is small.

The overall average benchmark scores are close: Intel’s average is 26717, and AMD’s is 26187. The Intel processor sits at the 79th percentile of all CPUs, while the AMD chip is at the 78th percentile. This near-parity in overall standing masks the fact that the Intel processor wins most head-to-head comparisons. The AMD chip’s efficiency is notable given its 28 W TDP, but the Intel processor’s 45 W TDP buys a large performance advantage in multi-threaded tasks. For users who prioritize raw throughput, the Intel Core i7-12700H is the clear winner. For users who prioritize efficiency and only run light, single-threaded workloads, the AMD Ryzen 5 8540U is a viable alternative, though its single-thread lead is modest.

Specification Differences

| Specification | Intel Core i7-12700H | AMD Ryzen 5 8540U |

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

| Series | Core 12th Gen | 8000 series |

| Cores | 14 | 6 |

| Threads | 20 | 12 |

| Base Clock | 2.30 GHz | 3.20 GHz |

| Boost Clock | 4.70 GHz | 4.90 GHz |

| TDP | 45 W | 28 W |

| Socket | Intel BGA 1744 | AMD Socket FP7 |

| Architecture | Alder Lake | Zen 4 |

| Codename | Alder Lake-H | Hawk Point |

| Process Node | 10 nm | 4 nm |

| Foundry | Intel | TSMC |

| Die Size | 217 mm² | 137 mm² |

| Transistors | Not recorded | 20,900 million |

| L1 Cache | 80 KB (per core) | 64 KB (per core) |

| L2 Cache | 1.25 MB (per core) | 1 MB (per core) |

| L3 Cache | 24 MB (shared) | 16 MB (shared) |

| Memory Support | DDR4, DDR5 | DDR5 |

| Memory Bus | Dual-channel | Dual-channel |

| Memory Bandwidth | Not recorded | 89.6 GB/s |

| ECC Memory | False | False |

| PCIe | Gen 4, 20 Lanes (CPU only) | Gen 4, 14 Lanes (CPU only) |

| Integrated Graphics | Iris Xe 96EU | Radeon 740M |

| Market Segment | Mobile | Mobile |

| Production Status | Active | Active |

| Release Date | Not recorded | 2023-12-05 |

| Multiplier Unlocked | False | False |