AMD Ryzen 3 7320C vs Intel Xeon 6756E Comparison

The AMD Ryzen 3 7320C and Intel Xeon 6756E occupy opposite ends of the computing spectrum, yet their aggregate benchmark scores are remarkably close. The data shows the Ryzen 3 7320C achieves an average benchmark score of 14277, while the Xeon 6756E posts 14163, a gap of less than one percent. However, this overall parity masks a fundamental split in workload characteristics: the mobile-focused AMD part wins 5 of the 17 head-to-head tests, while the server-class Intel part takes 12. The pattern is clear—the Ryzen 3 7320C dominates in single-threaded and specific memory-sensitive tasks, whereas the Xeon 6756E excels in multi-threaded and compute-heavy workloads.

Where Each One Wins

The benchmark results split cleanly along threading and workload lines. The AMD Ryzen 3 7320C wins every single-threaded test in the comparison, with its most decisive victory coming in PassMark single-thread, where it scores 2439 against the Xeon’s 1646—a 48.2% advantage. This makes the Ryzen 3 7320C the clear choice for applications that rely on per-core performance, such as legacy software, lightly threaded productivity tasks, or anything with strict latency requirements.

Conversely, the Intel Xeon 6756E is the multi-threaded powerhouse, winning all three Cinebench multi-core tests. In Cinebench R23 multi-core, the Xeon scores 9728 versus the Ryzen’s 7025, a 27.8% margin. The Xeon also dominates in floating-point math (22451 vs 14071, a 37.3% lead) and physics calculations (1463 vs 500, a 65.8% lead). These results point toward scientific computing, rendering, and simulation workloads where the Xeon’s massive thread count—128 threads versus the Ryzen’s 8—can be fully utilized.

There is a third category where the Ryzen 3 7320C unexpectedly wins: data compression (144465 vs 123443, a 17% lead) and random string sorting (16973 vs 15847, a 7.1% lead), along with a narrow integer math win (32247 vs 30806, a 4.7% margin). These wins suggest that the Ryzen’s memory architecture or cache design provides an advantage for certain data manipulation tasks, despite its vastly smaller core count.

Architecture Differences

The two processors are built on fundamentally different designs. The AMD Ryzen 3 7320C uses the Zen 2 architecture on a 6 nm TSMC process, with a die size of 100 mm². It features 4 cores and 8 threads, with a base clock of 2.40 GHz and a boost clock of 4.10 GHz. Its cache hierarchy consists of 64 KB L1 per core, 512 KB L2 per core, and 4 MB shared L3. Memory support is LPDDR5 over a dual-channel bus, providing 88.0 GB/s of bandwidth.

The Intel Xeon 6756E is a radically different beast. It uses the Sierra Forest architecture on Intel’s 5 nm process, with a die size of 578 mm²—nearly six times larger. It packs 128 cores and 128 threads, with a base clock of 1.80 GHz and a boost clock of 2.60 GHz. Its cache is far more extensive: 96 KB L1 per core, 4 MB L2 per module, and a massive 96 MB shared L3. Memory support is DDR5 over an eight-channel bus, yielding 409.6 GB/s of bandwidth—4.7 times the Ryzen’s throughput.

Other key differences include the Ryzen’s integrated Radeon 610M graphics versus the Xeon’s lack of integrated graphics, and the Ryzen’s PCIe Gen 3 with 4 lanes versus the Xeon’s PCIe Gen 5 with 88 lanes. The Xeon supports ECC memory; the Ryzen does not. The Ryzen is a mobile part with a 15 W TDP, while the Xeon is a server/workstation part with a 225 W TDP. The Xeon’s launch MSRP is $8428, while the Ryzen has no listed launch MSRP.

Head-to-Head Benchmarks

The Cinebench results are uniformly one-sided. In Cinebench R15 multi-core, the Xeon scores 980 against the Ryzen’s 708, a 27.8% delta. The single-core R15 result shows a 28.3% delta (138 vs 99). This pattern repeats in R20 multi-core (4085 vs 2950, -27.8%) and R23 multi-core (9728 vs 7025, -27.8%). Notably, the R20 single-core delta is also 27.8% (576 vs 416), and R23 single-core matches at 27.8% (1373 vs 991). The consistency of these deltas suggests a fixed performance ratio across Cinebench versions, likely reflecting the core-count advantage.

PassMark results tell a more nuanced story. The Xeon’s biggest win is in find prime numbers, scoring 133 against the Ryzen’s 18—an 86.5% delta. Extended instructions also favor the Xeon heavily (6596 vs 3663, -44.5%), as does data encryption (8409 vs 5443, -35.3%). The Xeon’s multithread score is 11445 versus 8265, a 27.8% delta, mirroring Cinebench. However, the Ryzen strikes back in single-thread performance with its 48.2% lead (2439 vs 1646), and also wins data compression, random string sorting, and integer math, as previously noted.

The most striking outlier is the Ryzen’s single-thread dominance. Despite having fewer cores and a smaller cache, its 4.10 GHz boost clock and Zen 2 architecture deliver per-core performance that the Xeon, with its 2.60 GHz boost, cannot match. This is the inverse of the multi-core story, where the Xeon’s 128 threads simply overwhelm the Ryzen’s 8.

The Verdict

The data supports a clear split based on workload. The AMD Ryzen 3 7320C is for users who prioritize single-threaded responsiveness and efficiency. Its 48.2% lead in PassMark single-thread and 17% lead in data compression make it suitable for everyday mobile productivity, light development, or any task that benefits from high clock speeds and low power draw (15 W TDP). The Ryzen’s 69th percentile ranking among all CPUs, with nearest rivals like the AMD Ryzen 5 3501U (deltaPct -0.3%) and Intel Core 7 160UL (deltaPct 0.3%), confirms it sits in the mid-range of overall performance.

The Intel Xeon 6756E is for server or workstation environments where multi-threaded throughput is paramount. Its 27.8% lead across all Cinebench multi-core tests, 86.5% lead in prime number finding, and 65.8% lead in physics calculations demonstrate its strength in rendering, scientific simulation, and heavy batch processing. Its 68th percentile ranking, with nearest rivals including the Intel Core i5-10400F (deltaPct -0.2%) and AMD EPYC 7552 (deltaPct 0.3%), shows that despite its massive core count, its lower clock speeds keep its average performance in the same tier as the Ryzen.

Neither chip is universally superior. The Ryzen 3 7320C wins 5 tests; the Xeon 6756E wins 12. But the wins are not evenly distributed—the Xeon’s victories are in compute-heavy areas, while the Ryzen’s are in single-thread and specific memory operations. For a mobile user, the Ryzen is the obvious choice. For a data center operator, the Xeon’s multi-threaded capability, ECC memory support, and 88 PCIe Gen 5 lanes make it the only viable option despite its much higher TDP.

FAQ

Q: Which processor has the higher single-thread performance?

A: The AMD Ryzen 3 7320C, by a significant margin. It scores 2439 in PassMark single-thread, which is 48.2% higher than the Intel Xeon 6756E’s score of 1646.

Q: How do the multi-core scores compare?

A: The Intel Xeon 6756E wins all multi-core tests, with a consistent 27.8% lead in Cinebench R15, R20, and R23 multi-core benchmarks. For example, R23 multi-core shows 9728 for the Xeon versus 7025 for the Ryzen.

Q: What are the core and thread counts?

A: The AMD Ryzen 3 7320C has 4 cores and 8 threads. The Intel Xeon 6756E has 128 cores and 128 threads.

Q: Which processor supports ECC memory?

A: The Intel Xeon 6756E supports ECC memory, while the AMD Ryzen 3 7320C does not.

Q: What is the difference in memory bandwidth?

A: The Intel Xeon 6756E has 409.6 GB/s of memory bandwidth via eight-channel DDR5, which is 4.7 times higher than the AMD Ryzen 3 7320C’s 88.0 GB/s via dual-channel LPDDR5.

Q: In which tests does the AMD Ryzen 3 7320C win?

A: The Ryzen 3 7320C wins in PassMark data compression (144465 vs 123443), integer math (32247 vs 30806), random string sorting (16973 vs 15847), and both single-thread tests (2439 vs 1646).

Specification Differences

| Specification | AMD Ryzen 3 7320C | Intel Xeon 6756E |

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

| Cores | 4 | 128 |

| Threads | 8 | 128 |

| Base Clock | 2.40 GHz | 1.80 GHz |

| Boost Clock | 4.10 GHz | 2.60 GHz |

| TDP | 15 W | 225 W |

| Socket | AMD Socket FT6 | Intel Socket 4710 |

| Process Node | 6 nm | 5 nm |

| Die Size | 100 mm² | 578 mm² |

| L1 Cache | 64 KB (per core) | 96 KB (per core) |

| L2 Cache | 512 KB (per core) | 4 MB (per module) |

| L3 Cache | 4 MB (shared) | 96 MB (shared) |

| Memory Support | LPDDR5 | DDR5 |

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

| Memory Bandwidth | 88.0 GB/s | 409.6 GB/s |

| ECC Memory | No | Yes |

| PCIe | Gen 3, 4 Lanes (CPU only) | Gen 5, 88 Lanes (CPU only) |

| Integrated Graphics | Radeon 610M | N/A |

| Market Segment | Mobile | Server/Workstation |

| Release Date | 2023-05-22 | 2024-06-02 |

| Launch MSRP | None listed | $8428 |