AMD EPYC 7203P vs Intel Xeon 6337P Comparison

The AMD EPYC 7203P and Intel Xeon 6337P are two server-focused processors that land in the same performance percentile, yet they achieve parity through radically different designs. Benchmark data shows the AMD EPYC 7203P holds an 80th percentile ranking against all CPUs, while the Intel Xeon 6337P also sits at the 80th percentile, indicating they belong to the same competitive tier despite their architectural divergence. Their average benchmark scores are remarkably close, with the AMD part scoring 28583 and the Intel part scoring 28333, a difference of less than one percent, yet the individual workload results tell a story of two very specialized silicon designs.

Head-to-Head Benchmarks

The most dramatic single-threaded performance gap appears in the PassMark single-thread test, where the Intel Xeon 6337P scores 4104 against the AMD EPYC 7203P’s 2537, a 38.2% advantage for Intel. This is the largest delta in the entire benchmark suite and reflects the Intel part’s significantly higher boost clock of 5.30 GHz compared to the AMD’s 3.40 GHz. The same pattern repeats in floating-point math, where Intel wins decisively with 53150 versus 37049, a 30.3% margin that suggests Intel’s architecture handles vectorized floating-point workloads with far greater efficiency.

However, the AMD EPYC 7203P strikes back in several specialized workloads. In data encryption, AMD leads by a massive 38.3%, scoring 17434 against Intel’s 12604. This is a substantial victory that points to AMD’s Zen 3 architecture having superior cryptographic instruction handling. Similarly, in prime number finding, AMD wins with 145 versus 108, a 34.3% advantage that indicates stronger integer-heavy algorithmic performance in certain contexts. Random string sorting also favors AMD, with a score of 33873 against Intel’s 26135, representing a 29.6% lead.

The Cinebench results are notably tight across every version tested. In Cinebench R23 multi-core, Intel edges out AMD with 18783 versus 18714, a margin of only 0.4%. The single-core Cinebench R23 result shows Intel ahead at 2651 versus 2642, again a 0.3% difference. This pattern repeats in R20 and R15, with Intel winning by 0.4% in both multi-core and single-core runs. The PassMark multithread test shows a similarly narrow Intel victory at 22098 versus 22017, another 0.4% gap.

Data compression is an AMD win, with the EPYC 7203P scoring 254215 against 237373 for Intel, a 7.1% advantage. Extended instructions favor Intel, which scores 15366 versus 14466, a 5.9% lead. Integer math also goes to Intel, with 72301 versus 67083, a 7.2% margin. Physics simulation shows AMD ahead, scoring 2077 against 1729, a 20.1% win. Overall, Intel takes 12 benchmark wins out of 17, but AMD’s five wins include some of the largest margins in the entire comparison.

Where Each One Wins

The Intel Xeon 6337P is the clear choice for workloads that depend on raw clock speed and single-thread responsiveness. Its 5.30 GHz boost clock translates directly into wins across all Cinebench single-core tests, and the 38.2% lead in PassMark single-thread performance makes it the superior option for lightly threaded server applications. Floating-point math is another Intel stronghold, with the 30.3% advantage suggesting the Raptor Lake architecture handles scientific computing and financial modeling with greater efficiency. Extended instructions and integer math also fall to Intel, indicating broad strength in general-purpose computation.

The AMD EPYC 7203P dominates in security-related and data-processing tasks. The 38.3% encryption win makes it the preferred processor for VPN gateways, secure communications, and any workload involving heavy cryptographic operations. Prime number finding, which often appears in cryptography and hashing algorithms, shows a 34.3% AMD advantage, reinforcing this security-focused profile. Random string sorting’s 29.6% lead suggests AMD handles database indexing and text processing tasks more effectively. Physics simulation, with a 20.1% win, points to AMD’s strength in certain simulation and modeling workloads.

Data compression is a more modest AMD win at 7.1%, but it still indicates the EPYC 7203P handles archival and storage-related tasks with greater throughput. For multi-threaded general workloads, the two processors are effectively tied, with the largest Cinebench multi-core margin being only 0.4%. This means system administrators choosing between these two for virtual machine hosts or general server consolidation should look at the specific application mix rather than assuming one is broadly faster.

Architecture Differences

The AMD EPYC 7203P is built on a 7 nm process at TSMC, using the Zen 3 architecture with the Milan codename. It features 8 cores and 16 threads, with a base clock of 2.80 GHz and a boost clock of 3.40 GHz. The thermal design power is 120 watts, and it uses the AMD Socket SP3 platform. Its transistor count is listed at 8,300 million, spread across a dual-die configuration with each die measuring 81 mm². The cache hierarchy includes 64 KB of L1 per core, 512 KB of L2 per core, and a substantial 64 MB shared L3 cache.

The Intel Xeon 6337P takes a different approach, using Intel’s 10 nm process with the Raptor Lake architecture, specifically the Raptor Lake-R codename. It has 6 cores and 12 threads, with a significantly higher base clock of 3.50 GHz and a boost clock of 5.30 GHz. The thermal design power is lower at 80 watts, and it fits into the Intel Socket 1700. The die size is 163 mm², which is larger than either of the AMD dies individually but smaller than the combined 162 mm² of the dual-die AMD setup. The cache design differs notably, with 80 KB of L1 per core, 1.25 MB of L2 per core, and only 18 MB of shared L3 cache.

Memory support presents another major divergence. The AMD EPYC 7203P supports DDR4 memory over an eight-channel bus, providing 204.8 GB/s of memory bandwidth. The Intel Xeon 6337P supports both DDR4 and DDR5 but only over a dual-channel bus, with no bandwidth figure listed in the data. This means the AMD processor has a massive theoretical memory bandwidth advantage, which likely contributes to its wins in data-intensive tasks like compression and encryption. PCIe connectivity also differs, with AMD offering Gen 4 with 128 lanes, while Intel provides Gen 5 with only 16 lanes.

FAQ

Q: Which processor has the higher clock speed?

A: The Intel Xeon 6337P has a base clock of 3.50 GHz and a boost clock of 5.30 GHz, while the AMD EPYC 7203P operates at 2.80 GHz base and 3.40 GHz boost.

Q: How do the core counts compare between these two processors?

A: The AMD EPYC 7203P has 8 cores and 16 threads, while the Intel Xeon 6337P has 6 cores and 12 threads.

Q: Which processor wins in encryption performance?

A: The AMD EPYC 7203P wins decisively in PassMark data encryption, scoring 17434 against the Intel Xeon 6337P’s 12604, a 38.3% advantage.

Q: What is the largest single-threaded performance gap between them?

A: The PassMark single-thread test shows the largest gap, with the Intel Xeon 6337P scoring 4104 versus the AMD EPYC 7203P’s 2537, giving Intel a 38.2% lead.

Q: Do these processors support ECC memory?

A: Yes, both the AMD EPYC 7203P and the Intel Xeon 6337P support ECC memory.

Q: How close are they in multi-threaded Cinebench performance?

A: They are nearly identical, with the Intel Xeon 6337P scoring 18783 and the AMD EPYC 7203P scoring 18714 in Cinebench R23 multi-core, a difference of only 0.4%.

The Verdict

The data indicates the Intel Xeon 6337P is the superior choice for workloads where single-thread speed and floating-point math dominate. Its 38.2% lead in PassMark single-thread and 30.3% lead in floating-point math make it the obvious pick for database transaction processing, high-frequency trading, and scientific applications that rely on scalar and vector math. The higher boost clock of 5.30 GHz directly enables these wins, and the lower 80-watt TDP means it achieves this performance with less thermal output.

The AMD EPYC 7203P is the better option for security-focused and data-intensive workloads. Its 38.3% encryption advantage, 34.3% prime number finding lead, and 29.6% random string sorting win make it the clear choice for cryptography, secure data handling, and text processing. The 64 MB shared L3 cache and eight-channel DDR4 memory support with 204.8 GB/s bandwidth provide the infrastructure for these wins. The 20.1% physics simulation advantage also suggests it handles certain simulation workloads better.

For general-purpose multi-threaded server workloads, the choice is less clear. The Cinebench multi-core results are within 0.4% across all versions, meaning neither processor has a meaningful advantage in typical multi-threaded application performance. The PassMark multithread test confirms this with a 0.4% Intel lead. Systems that mix security, compression, and general compute would benefit from the AMD part, while those prioritizing raw clock speed and floating-point throughput should select the Intel part.

Specification Differences

| Specification | AMD EPYC 7203P | Intel Xeon 6337P |

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

| Cores | 8 | 6 |

| Threads | 16 | 12 |

| Base Clock | 2.80 GHz | 3.50 GHz |

| Boost Clock | 3.40 GHz | 5.30 GHz |

| TDP | 120 W | 80 W |

| Socket | AMD Socket SP3 | Intel Socket 1700 |

| Architecture | Zen 3 | Raptor Lake |

| Codename | Milan | Raptor Lake-R |

| Process Node | 7 nm | 10 nm |

| Foundry | TSMC | Intel |

| Die Size | 2x 81 mm² | 163 mm² |

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

| L2 Cache | 512 KB (per core) | 1.25 MB (per core) |

| L3 Cache | 64 MB (shared) | 18 MB (shared) |

| Memory Support | DDR4 | DDR4, DDR5 |

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

| Memory Bandwidth | 204.8 GB/s | N/A |

| PCIe | Gen 4, 128 Lanes | Gen 5, 16 Lanes |

| Launch MSRP | $348 | $375 |