AMD EPYC 9354 vs Intel Xeon 6730P Comparison

The AMD EPYC 9354 and Intel Xeon 6730P are both 32-core, 64-thread server processors, yet their benchmark profiles reveal two very different design philosophies. The data shows a near-tie in overall average benchmark scores—the EPYC 9354 posts an average of 126,810 against the Xeon’s 124,756, a margin of just 1.6%—but the two chips win on entirely different workloads. While the Intel part claims 11 of 17 head-to-head benchmark victories, the AMD processor’s six wins include some of the most dramatic deltas in the comparison, including a 27.6% blowout in encryption. This is not a story of a clear winner, but of two specialized tools.

Head-to-Head Benchmarks

The most lopsided result in the entire comparison belongs to the AMD EPYC 9354 in the PassMark data encryption test. The AMD scores 71,400 against Intel’s 55,964, a 27.6% advantage. This is the single largest delta in either direction, suggesting a hardware-level advantage in cryptographic workloads. Similarly, the AMD part dominates prime number finding, scoring 934 versus 686 for Intel—a 36.2% lead that points to superior integer throughput in specific algorithmic patterns. The AMD chip also wins random string sorting by 23.5% (140,690 vs. 113,919), a workload that often stresses memory subsystems and cache hierarchy.

However, the Intel Xeon 6730P strikes back in several critical areas. In floating-point math, it wins decisively at 226,838 versus 188,894, a 16.7% advantage. This is the second-largest margin in the test suite and indicates a significantly stronger FPU pipeline. The Intel chip also dominates extended instructions (96,204 vs. 86,176, a 10.4% lead), which often matters for vectorized code. Perhaps most importantly for single-threaded responsiveness, the Xeon leads by 13.2% in PassMark single-thread performance (2,995 vs. 2,601).

The Cinebench suite tells a consistent story. Across all six Cinebench tests—R15, R20, and R23, both single-core and multi-core—the Intel Xeon 6730P wins by exactly 2% each time. The scores are close: R23 multi-core shows 62,996 for Intel versus 61,722 for AMD, while R23 single-core is 8,893 versus 8,713. This consistency suggests the Intel part has a slight per-clock efficiency edge in rendering workloads, even though both chips share the same 3.80 GHz boost clock. The PassMark multi-thread test also goes to Intel (74,113 vs. 72,615, a 2% win), reinforcing that the Xeon edges out the EPYC in heavily threaded general-purpose compute.

The remaining wins are split. AMD takes integer math by 4.8% (304,828 vs. 290,740) and physics by 7.8% (9,281 vs. 8,606). Intel wins data compression by a smaller margin, with AMD actually ahead in that test—wait, the data shows AMD wins compression at 1,168,626 versus Intel’s 1,138,470, a 2.6% lead. That gives AMD six total wins, but Intel’s 11 wins include all of the rendering tests, the single-thread tests, and the floating-point workloads. The pattern is clear: Intel wins where the workload is regular and parallel-friendly, while AMD wins where the workload involves irregular data access, encryption, or prime number generation.

The Verdict

The data supports a nuanced verdict rather than a blanket recommendation. For workloads dominated by Cinebench-style rendering, floating-point math, and extended instruction sets, the Intel Xeon 6730P is the superior choice—it wins all six Cinebench tests by 2%, floating-point by 16.7%, and extended instructions by 10.4%. The Intel chip also offers better single-thread performance, which matters for lightly threaded applications and overall system responsiveness.

For security-focused workloads, data compression, and integer-heavy tasks, the AMD EPYC 9354 is clearly better. The 27.6% encryption lead and 36.2% prime number advantage are not marginal differences; they represent fundamental architectural strengths. The AMD part also wins integer math by 4.8% and physics by 7.8%, suggesting it handles irregular, branch-heavy code more efficiently.

The average benchmark scores tell a story of near-parity: AMD’s 126,810 average is just 1.6% above Intel’s 124,756. But that 1.6% is the sum of wildly different distributions. The Intel part is more consistently above average across the board, while the AMD part has extreme highs in specific niches. If the workload mix is unknown, the Intel Xeon 6730P is the safer default. If the workload is known to involve encryption or data compression, the AMD EPYC 9354 is the clear pick. Both chips sit at the 97th percentile of all CPUs, so neither is a weak choice.

Where Each One Wins

The AMD EPYC 9354 wins in six specific benchmark categories: data compression, data encryption, prime number finding, integer math, physics, and random string sorting. These workloads share a common thread—they involve heavy data movement, cryptographic operations, or integer-heavy branching. The encryption win (27.6%) is particularly notable for database encryption, secure communications, or any workload using AES or similar algorithms. The random string sorting win (23.5%) suggests strong memory bandwidth utilization for non-sequential access patterns.

The Intel Xeon 6730P wins in 11 categories, but they cluster into a few groups. All three Cinebench multi-core tests (R15, R20, R23) go to Intel by 2%, as do all three single-core tests. The PassMark multi-thread test also goes to Intel by 2%. More significantly, Intel dominates floating-point math (16.7% lead), extended instructions (10.4% lead), and single-thread PassMark (13.2% lead). This makes the Intel part the choice for scientific computing, simulation, 3D rendering, and any workload that relies heavily on SSE/AVX-style vector instructions. The consistent 2% Cinebench margins also suggest Intel has a slight edge in render engines that use those workloads.

FAQ

Q: Which processor has a higher average benchmark score?

A: The AMD EPYC 9354 has an average benchmark score of 126,810, which is 1.6% higher than the Intel Xeon 6730P’s 124,756.

Q: How much faster is the AMD chip at encryption?

A: The AMD EPYC 9354 scores 71,400 in PassMark data encryption, which is 27.6% higher than the Intel Xeon 6730P’s 55,964.

Q: Does the Intel part win every single-core test?

A: Yes, the Intel Xeon 6730P wins both PassMark single-thread tests (2,995 vs. 2,601, a 13.2% lead) and all three Cinebench single-core tests by 2% each.

Q: What is the largest margin of victory for the Intel Xeon 6730P?

A: The Intel part’s biggest win is in PassMark floating-point math, where it scores 226,838 against AMD’s 188,894, a 16.7% advantage.

Q: Are both processors in the same performance percentile?

A: Yes, both the AMD EPYC 9354 and the Intel Xeon 6730P are in the 97th percentile of all CPUs.

Q: How does the AMD chip compare in integer math?

A: The AMD EPYC 9354 wins integer math with a score of 304,828, which is 4.8% higher than the Intel Xeon 6730P’s 290,740.

Architecture Differences

The two processors come from fundamentally different design lineages. The AMD EPYC 9354 is built on the Zen 4 architecture, codenamed Genoa, and fabricated on a 5 nm process by TSMC. It uses a chiplet design with eight separate 72 mm² dies, totaling 52,560 million transistors. The Intel Xeon 6730P uses the Granite Rapids architecture, also on a 5 nm process but fabricated by Intel, with two larger dies of 598 mm² each. The AMD design’s smaller chiplets likely contribute to its efficiency in data movement, while Intel’s larger monolithic-ish dies may explain its floating-point strength.

Cache hierarchies differ significantly. The AMD part has 64 KB of L1 cache per core, 1 MB of L2 per core, and a massive 256 MB of shared L3 cache. The Intel part has larger per-core caches: 112 KB of L1 and 2 MB of L2 per core, plus 288 MB of shared L3. The larger per-core caches on Intel help explain its single-thread advantage, while AMD’s larger total L3 (256 MB vs. 288 MB—wait, Intel’s 288 MB is actually larger) suggests the AMD chip relies more on its memory controller design. The AMD EPYC 9354 uses a twelve-channel memory bus with 460.8 GB/s bandwidth, while the Intel Xeon 6730P uses an eight-channel bus with 409.6 GB/s. Despite fewer channels, Intel’s 288 MB L3 cache may compensate in some workloads.

PCIe connectivity also differs. The AMD part offers Gen 5 with 128 lanes, while the Intel part offers Gen 5 with 88 lanes. This gives AMD a 45% lane advantage for expansion cards, NVMe storage, or accelerators. Both support DDR5 memory and ECC, but the memory bus width difference (twelve vs. eight channels) is a fundamental architectural divergence.

Specification Differences

The most obvious difference is the base clock: the AMD EPYC 9354 runs at 3.25 GHz, while the Intel Xeon 6730P runs at 2.50 GHz. However, both boost to 3.80 GHz. The AMD part has a higher TDP at 280 watts versus Intel’s 250 watts. The socket is different—AMD uses Socket SP5, Intel uses Socket 4710—so they are not drop-in compatible. The process node is the same (5 nm), but the foundries differ: TSMC for AMD, Intel for Intel.

Memory channels differ as noted: twelve for AMD, eight for Intel. This translates to higher memory bandwidth for AMD (460.8 GB/s vs. 409.6 GB/s). PCIe lanes also differ, with AMD offering 128 Gen 5 lanes versus Intel’s 88 Gen 5 lanes. The L1 and L2 cache sizes per core are larger on Intel (112 KB and 2 MB vs. 64 KB and 1 MB), while the L3 cache is also larger on Intel (288 MB vs. 256 MB). The release dates are far apart: AMD launched on 2022-11-09 with a launch MSRP of $3420, while Intel launched on 2025-02-23 with a launch MSRP of $3726. The Intel part has a larger die size (2x 598 mm² vs. 8x 72 mm²), and AMD lists its transistor count at 52,560 million while Intel does not provide that figure in the data.