AMD EPYC 9634 vs Intel Xeon 6960P Comparison

Where Each One Wins

The data paints a remarkably one-sided picture. Across all 14 head-to-head benchmark comparisons, the Intel Xeon 6960P takes the win, leaving the AMD EPYC 9634 without a single recorded victory. This is not a close contest in most disciplines, though the margins vary dramatically depending on the workload type.

The Xeon 6960P dominates in raw compute-heavy tasks. Its largest advantages appear in floating-point math, where it scores 527473 against the EPYC's 353784, a 49.1% gap. Physics simulations show an even more extreme divide, with the Intel part posting 24937 versus 12291, a 102.9% difference. These are the kinds of workloads that stress vector units and scientific computing pipelines, and the Granite Rapids architecture clearly responds well.

The Intel processor also holds a substantial edge in extended instruction workloads, scoring 193404 compared to 137543, a 40.6% delta. Random string sorting shows a 42.4% advantage at 371795 versus 261134, indicating strong performance in data manipulation tasks. Data compression follows the same trend, with the Xeon 6960P at 2797724 and the EPYC 9634 at 2236412, a 25.1% margin.

The EPYC 9634 does not win anywhere, but it comes closest in integer math. Here the gap shrinks to just 0.3%, with scores of 727750 and 725356. That is effectively a statistical tie, suggesting that basic integer arithmetic does not differentiate these two processors much. Data encryption is also relatively close, with the Xeon leading by only 6.6% (162013 versus 151943).

Single-thread performance favors Intel by 12.4%, with scores of 3287 and 2924. This is notable because the EPYC 9634 has a lower base clock of 2.25 GHz compared to 2.70 GHz and a lower boost clock of 3.70 GHz versus 3.90 GHz. The higher clocks likely explain the single-thread advantage, though architecture efficiency also plays a role.

The Cinebench suite shows consistent 21% wins for the Xeon across R15, R20, and R23 multicore tests. Scores of 11194 versus 9248, 46645 versus 38535, and 111060 versus 91752 respectively. This consistency suggests the Intel part scales better across threaded rendering workloads regardless of the benchmark version.

FAQ

Q: Does the AMD EPYC 9634 win any benchmark in the database?

A: No. The recorded data shows 14 wins for the Intel Xeon 6960P and 0 wins for the AMD EPYC 9634 across all head-to-head comparisons.

Q: What is the closest margin between these two processors?

A: The nearest result is in PassMark integer math, where the Xeon 6960P scores 727750 versus the EPYC's 725356, a difference of just 0.3%.

Q: How do the average benchmark scores compare?

A: The Xeon 6960P has an average benchmark score of 365194, while the EPYC 9634 averages 244274. This places the Intel part in the 100th percentile of all CPUs, while the AMD part sits in the 99th percentile.

Q: Which processor has more cores and threads?

A: The AMD EPYC 9634 has 84 cores and 168 threads, while the Intel Xeon 6960P has 72 cores and 144 threads. Despite having fewer cores, the Intel part wins all multicore benchmarks.

Q: What is the most dramatic performance difference?

A: The largest gap appears in PassMark physics, where the Xeon 6960P scores 24937 and the EPYC 9634 scores 12291, giving Intel a 102.9% advantage.

Q: How do the nearest rivals compare for each processor?

A: The Xeon 6960P's closest rival is the AMD EPYC 9754 with a delta of 0.2%, followed by the EPYC 9655 at -2.2%. The EPYC 9634's nearest rival is the Intel Xeon 6747P at 2.5%, with the Xeon 6980P at -2.9%.

Head-to-Head Benchmarks

The most decisive victory for the Intel Xeon 6960P comes in PassMark physics, where it doubles the EPYC 9634's score. The 102.9% delta is the largest in the entire comparison set, and it suggests that the Intel part handles physics calculations with significantly greater efficiency. This could translate to advantages in simulation and modeling workloads that rely heavily on physics engines.

Floating-point math shows the second-largest gap at 49.1%. The Xeon's 527473 score versus 353784 indicates strong vector processing capabilities. This aligns with the architecture's design priorities, and the data suggests that scientific computing and numerical analysis tasks would see meaningful improvements on the Intel platform.

Extended instructions follow closely at 40.6%, with the Xeon scoring 193404 against 137543. This benchmark often reflects how well a processor handles specialized instruction sets, and the Granite Rapids architecture appears to extract more performance from these operations. Random string sorting shows a 42.4% advantage, with scores of 371795 and 261134, pointing to strong memory access patterns and sorting algorithm efficiency.

Data compression reveals a 25.1% lead for Intel, with 2797724 versus 2236412. This workload benefits from both memory bandwidth and cache efficiency. The Xeon 6960P has a larger L3 cache at 432 MB compared to 384 MB, and higher memory bandwidth at 614.4 GB/s versus 460.8 GB/s, which likely contributes to this result.

The Cinebench multicore tests all show exactly 21% advantages for Intel. R15 scores are 11194 versus 9248, R20 scores are 46645 versus 38535, and R23 scores are 111060 versus 91752. The uniformity of these deltas suggests a consistent architectural advantage in rendering workloads that scales predictably across benchmark versions.

Integer math is the outlier, with just a 0.3% difference. The scores of 727750 and 725356 are nearly identical. This indicates that for basic integer operations, both processors are effectively matched, and any differences in clock speed or core count do not translate into measurable gains.

Single-thread performance favors Intel by 12.4%, with 3287 versus 2924. This is a meaningful margin for workloads that rely on per-core performance, such as legacy applications or lightly threaded tasks. The higher boost clock of 3.90 GHz versus 3.70 GHz likely plays a role here.

Data encryption shows a modest 6.6% Intel advantage, with 162013 versus 151943. This workload depends on cryptographic operations, and the relatively small gap suggests both processors handle encryption efficiently.

Specification Differences

The two processors differ significantly in core configuration. The AMD EPYC 9634 offers 84 cores and 168 threads, while the Intel Xeon 6960P provides 72 cores and 144 threads. Despite the EPYC's numerical advantage, the Xeon wins all benchmarks, indicating that core count alone does not determine performance.

Clock speeds also differ. The Xeon 6960P has a base clock of 2.70 GHz and a boost clock of 3.90 GHz. The EPYC 9634 runs at 2.25 GHz base and 3.70 GHz boost. The Intel part holds a 0.45 GHz base clock advantage and a 0.20 GHz boost advantage.

Power consumption shows a substantial difference. The Xeon 6960P has a TDP of 500 watts, while the EPYC 9634 draws 290 watts. This means the AMD processor operates at 58% of the Intel part's power envelope, a significant efficiency consideration for dense server deployments.

Cache hierarchies differ in both size and organization. The Xeon 6960P has 112 KB of L1 cache per core, 2 MB of L2 per core, and 432 MB of shared L3 cache. The EPYC 9634 offers 64 KB L1 per core, 1 MB L2 per core, and 384 MB of shared L3. The Intel part has larger caches at every level.

Memory bandwidth favors Intel at 614.4 GB/s versus 460.8 GB/s, though both use twelve-channel DDR5 memory. PCIe lane counts also differ, with the EPYC 9634 providing 128 Gen 5 lanes from the CPU, while the Xeon 6960P offers 96 lanes.

The physical implementation varies considerably. The Xeon 6960P uses a die size of 3x 598 mm², while the EPYC 9634 uses 12x 72 mm². The AMD part has 78,840 million transistors, while the Intel part's transistor count is not recorded in the database.

Launch MSRP differs as well. The Xeon 6960P carries a launch MSRP of $9625, while the EPYC 9634 has a launch MSRP of $10304.

Architecture Differences

The Intel Xeon 6960P is built on the Granite Rapids architecture, part of the Xeon 6 generation. It uses a 5 nm process node manufactured by Intel's own foundry. The architecture is designed for high-core-count server workloads, and the data shows it excels in compute-heavy tasks.

The AMD EPYC 9634 belongs to the EPYC 9004 series and uses the Zen 4 architecture under the Genoa codename. It also employs a 5 nm process node, but manufactured by TSMC. The Zen 4 architecture emphasizes efficiency and scalability across 84 cores.

Both processors use DDR5 memory with a twelve-channel memory bus, but the Intel implementation achieves higher bandwidth at 614.4 GB/s. The AMD part reaches 460.8 GB/s, a difference that could affect memory-intensive workloads.

Cache architecture reflects different design philosophies. Intel allocates 112 KB of L1 per core, while AMD uses 64 KB. L2 differs similarly, with Intel at 2 MB per core and AMD at 1 MB. The shared L3 gives Intel 432 MB and AMD 384 MB. These differences suggest Intel prioritizes per-core cache capacity, while AMD balances across more cores.

The physical layout shows contrasting approaches. Intel uses three large dies of 598 mm² each, while AMD uses twelve smaller dies of 72 mm². This chiplet-based approach from AMD allows for more flexible manufacturing and potentially better yields, while Intel's larger dies may enable tighter interconnects.

Socket and platform requirements differ. The Xeon 6960P uses Intel Socket 7529, while the EPYC 9634 uses AMD Socket SP5. This means platform selection is a fundamental decision point, as the two processors are not interchangeable.

PCIe connectivity favors AMD with 128 Gen 5 lanes compared to Intel's 96. This could matter for systems with many high-speed devices such as GPUs or NVMe storage arrays.

Release dates are separated by nearly two years. The EPYC 9634 launched on 2022-11-09, while the Xeon 6960P arrived on 2024-09-23. The Intel part benefits from a more recent design cycle and architectural refinements.

The Verdict

The benchmark data is unambiguous: the Intel Xeon 6960P outperforms the AMD EPYC 9634 across every recorded test. The 14-0 win tally leaves no room for interpretation regarding which processor delivers higher performance in these workloads.

Organizations running compute-intensive applications should favor the Xeon 6960P. The 102.9% advantage in physics, 49.1% in floating-point math, and 40.6% in extended instructions indicate strong suitability for scientific computing, simulation, and numerical analysis. The consistent 21% leads in all Cinebench tests also point to excellent rendering performance.

The EPYC 9634 remains competitive in specific niches. Its integer math score is within 0.3% of the Xeon, making it a viable choice for workloads dominated by basic arithmetic operations. The 6.6% gap in encryption is also modest, so cryptographic workloads would see similar performance from either processor.

Power efficiency is a clear differentiator. The EPYC 9634 consumes 290 watts against the Xeon's 500 watts. For power-constrained environments or high-density deployments where cooling and electricity costs matter, the AMD part offers a significant operational advantage despite lower performance.

The EPYC 9634 also provides more cores, threads, and PCIe lanes. Applications that scale primarily by core count, rather than per-core efficiency, may benefit from the 84-core configuration. The 128 PCIe lanes versus 96 give AMD flexibility for expansion-heavy systems.

The Xeon 6960P counters with higher clock speeds, larger caches, and greater memory bandwidth. These specifications translate directly into the benchmark wins, particularly in single-thread performance where the 12.4% advantage could matter for latency-sensitive tasks.

For buyers focused purely on performance, the Xeon 6960P is the clear choice. Its 100th percentile ranking versus the EPYC's 99th percentile reflects the overall performance hierarchy. The average benchmark score of 365194 against 244274 reinforces this conclusion.

For buyers prioritizing efficiency, the EPYC 9634 deserves consideration. Its 290-watt TDP and competitive integer performance make it suitable for scale-out workloads where power density is a primary constraint. The data does not support choosing it for raw speed, but operational costs could justify the trade-off.

The verdict from the recorded measurements is straightforward: the Intel Xeon 6960P is the higher-performing processor in every benchmark category tested, while the AMD EPYC 9634 offers superior power efficiency and greater core and PCIe resources. The choice depends on whether absolute performance or operational efficiency matters more for the intended deployment.