AMD Ryzen 5 7600X3D vs Intel Core i7-13620H Comparison

FAQ

Q: Which processor has more cores and threads?

A: The Intel Core i7-13620H has 10 cores and 16 threads, while the AMD Ryzen 5 7600X3D has 6 cores and 12 threads. The Intel part also has a higher boost clock at 4.90 GHz compared to the AMD's 4.70 GHz.

Q: How do the two compare in average benchmark score?

A: The Intel Core i7-13620H has an average benchmark score of 24911, while the AMD Ryzen 5 7600X3D scores 24728. That puts the Intel part 0.7% ahead on average, and both land in the 77th percentile of all CPUs.

Q: Which chip wins more head-to-head benchmarks?

A: The AMD Ryzen 5 7600X3D wins 14 of the 23 head-to-head tests. The Intel Core i7-13620H wins 9. The AMD chip's wins are often by larger margins in multi-core and single-core Cinebench tests.

Q: What is the difference in L3 cache size?

A: The AMD Ryzen 5 7600X3D has 96 MB of shared L3 cache, while the Intel Core i7-13620H has 24 MB. That is a 4x difference in L3 capacity, which heavily influences the AMD chip's performance in certain workloads.

Q: Do both processors support the same memory types?

A: No. The Intel Core i7-13620H supports both DDR4 and DDR5 memory, while the AMD Ryzen 5 7600X3D supports only DDR5. Both use a dual-channel memory bus.

Q: Which processor has a higher TDP?

A: The AMD Ryzen 5 7600X3D has a TDP of 65 watts, while the Intel Core i7-13620H has a TDP of 45 watts. The AMD chip also has ECC memory support, which the Intel part lacks.

Architecture Differences

The two processors come from fundamentally different design philosophies. The Intel Core i7-13620H is built on Raptor Lake architecture using Intel's 10 nm process, produced at Intel's own foundry. It is a mobile processor with a TDP of 45 watts, designed for laptops, and uses the Intel BGA 1744 socket. The AMD Ryzen 5 7600X3D uses Zen 4 architecture under the Raphael codename, fabricated on TSMC's 5 nm process, and is a desktop part with a 65-watt TDP on the AMD Socket AM5.

Core configuration is a major differentiator. The Intel part has 10 cores and 16 threads, a hybrid arrangement typical of Raptor Lake. The AMD part has fewer physical resources: 6 cores and 12 threads. However, the AMD chip compensates with a much larger cache hierarchy. The 7600X3D features 96 MB of shared L3 cache, quadruple the 24 MB found on the Intel chip. Per-core L1 and L2 caches are also smaller on the AMD side (64 KB L1 and 1 MB L2 per core) compared to Intel's 80 KB L1 and 2 MB L2 per core.

Clock speeds differ substantially. The Intel part has a base clock of 2.40 GHz and a boost clock of 4.90 GHz. The AMD chip has a higher base at 4.10 GHz but a lower boost at 4.70 GHz. Neither processor has an unlocked multiplier. The AMD chip is built with 11,270 million transistors on a 71 mm² die, while the Intel part does not have published transistor or die size data in the fact pack.

Memory and I/O also set them apart. The Intel chip supports both DDR4 and DDR5, while the AMD chip is DDR5-only. The AMD part has a listed memory bandwidth of 83.2 GB/s, supports ECC memory, and offers PCIe Gen 5 with 24 CPU lanes. The Intel part also supports PCIe Gen 5 but with only 8 CPU lanes. Integrated graphics differ as well: Intel includes UHD Graphics 770, while AMD includes Radeon Graphics.

The Verdict

The benchmark data tells a clear story: the AMD Ryzen 5 7600X3D is the stronger processor overall, winning 14 of 23 head-to-head tests. Its most decisive victories come in Cinebench R23, where it leads by 30.3% in multi-core and 40.3% in single-core. The Intel Core i7-13620H does win in other important areas, particularly floating-point math, but the magnitude of AMD's Cinebench wins is substantial.

For users who prioritize heavily threaded rendering workloads, as measured by Cinebench R23 multi-core, the AMD Ryzen 5 7600X3D is the clear choice. The 21,758 score versus Intel's 15,176 is a 43% advantage in that specific test. The AMD chip also excels in physics simulations, leading by 42.5% in PassMark physics, and in prime number finding, where it leads by 57.7%.

The Intel part is not without merit. It wins 3DMark tests across all thread counts, with margins ranging from 3.5% to 20.5%. It also leads in PassMark floating-point math by 34.9% and integer math by 9.7%. However, its wins are concentrated in synthetic 3DMark scenarios and math workloads, while the AMD chip dominates the more traditional CPU benchmark suites.

Considering the market segments, the Intel part is a mobile processor with a 45-watt TDP, while the AMD part is a desktop chip with a 65-watt TDP. The data suggests that for desktop users seeking maximum CPU performance in rendering and physics, the AMD Ryzen 5 7600X3D is the better buy. The Intel chip holds appeal for mobile users who need strong 3DMark performance and floating-point throughput in a lower-power envelope.

Specification Differences

| Specification | Intel Core i7-13620H | AMD Ryzen 5 7600X3D |

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

| Cores | 10 | 6 |

| Threads | 16 | 12 |

| Base Clock | 2.40 GHz | 4.10 GHz |

| Boost Clock | 4.90 GHz | 4.70 GHz |

| TDP | 45 W | 65 W |

| Socket | Intel BGA 1744 | AMD Socket AM5 |

| Process Node | 10 nm | 5 nm |

| Foundry | Intel | TSMC |

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

| L2 Cache | 2 MB (per core) | 1 MB (per core) |

| L3 Cache | 24 MB (shared) | 96 MB (shared) |

| Memory Support | DDR4, DDR5 | DDR5 |

| Memory Bandwidth | — | 83.2 GB/s |

| ECC Memory | No | Yes |

| PCIe Lanes (CPU) | 8 | 24 |

| Integrated Graphics | UHD Graphics 770 | Radeon Graphics |

| Market Segment | Mobile | Desktop |

| Release Date | 2023-01-03 | 2024-08-29 |

| Launch MSRP | $502 | $299 |

Head-to-Head Benchmarks

The two chips split the 23 benchmark tests, but the distribution of wins reveals their respective strengths. The Intel Core i7-13620H dominates the 3DMark suite, winning all six tests. Its biggest margin there is 20.5% in 3DMark max threads (7178 vs 5956) and 19.5% in 3DMark 16 threads (7056 vs 5906). The Intel chip also wins 3DMark single thread by 6.8%, 2 threads by 6.7%, 8 threads by 4.4%, and 4 threads by 3.5%.

The AMD Ryzen 5 7600X3D takes control in Cinebench. In Cinebench R23 single-core, it scores 3071 versus Intel's 1833, a 40.3% advantage. In Cinebench R23 multi-core, it scores 21758 versus 15176, a 30.3% lead. The AMD chip also wins Cinebench R20 multi-core by 9.1% (9138 vs 8305) and Cinebench R20 single-core by 9.1% (1289 vs 1172). Intel does win Cinebench R15 multi-core by 4% (2281 vs 2193), but AMD wins Cinebench R15 single-core by 14.9% (309 vs 263).

PassMark results are split. The AMD chip wins PassMark multithread by 6.4% (25855 vs 24192), PassMark physics by 42.5% (2906 vs 1671), PassMark find prime numbers by 57.7% (234 vs 99), PassMark random string sorting by 14.3% (34318 vs 29395), PassMark extended instructions by 17% (21108 vs 17513), and PassMark data encryption by 4.1% (16237 vs 15568). The Intel chip wins PassMark floating point math by 34.9% (59762 vs 44289) and PassMark integer math by 9.7% (80948 vs 73804). The two are nearly tied in PassMark data compression (AMD leads by 0.1%) and PassMark single thread (AMD leads by 0.4%).

Where Each One Wins

The AMD Ryzen 5 7600X3D is the pick for rendering and physics-heavy workloads. Its 30.3% lead in Cinebench R23 multi-core and 42.5% lead in PassMark physics make it the obvious choice for users running CPU-based renderers, physics simulations, or similar compute-intensive tasks. The 57.7% advantage in prime number finding suggests strong integer throughput in specific mathematical workloads. The AMD chip also wins in encryption, extended instructions, and random string sorting, indicating broad superiority in mixed general-purpose tasks.

The Intel Core i7-13620H is the better choice for 3DMark-style gaming benchmarks and floating-point math. Its 20.5% win in 3DMark max threads and 19.5% win in 3DMark 16 threads show that in certain multi-threaded gaming scenarios, the Intel part pulls ahead. The 34.9% margin in PassMark floating point math points to strengths in scientific or financial calculations that rely on FPU performance. The Intel chip also wins integer math, which could favor certain compression or encoding workloads.

The data shows a clear split: AMD wins the CPU-centric benchmark suites (Cinebench, PassMark physics, prime numbers), while Intel wins the GPU-centric 3DMark suite and math-specific PassMark tests. For a desktop user who cares about raw CPU rendering performance, the AMD Ryzen 5 7600X3D is the stronger candidate. For a mobile user who needs to balance power consumption (45W TDP) with 3DMark performance and floating-point throughput, the Intel Core i7-13620H has distinct advantages. The average benchmark scores are nearly identical (24911 vs 24728), but the distribution of wins heavily favors AMD in the most demanding CPU workloads.