AMD EPYC 9734 vs AMD Ryzen Threadripper PRO 9995WX Comparison

The Verdict

The benchmark data presents a decisive outcome: the AMD Ryzen Threadripper PRO 9995WX wins all 17 recorded head-to-head comparisons against the AMD EPYC 9734. The Threadripper PRO 9995WX holds a 100th percentile ranking among all CPUs, while the EPYC 9734 sits at the 99th percentile. The average benchmark score for the Threadripper PRO 9995WX is 412,068, compared to 310,619 for the EPYC 9734, a gap of roughly 32.7% based on the recorded averages. For workloads that prioritize raw per-core performance, high clock speeds, and the flexibility of an unlocked multiplier, the Threadripper PRO 9995WX is the clear choice from the data. The EPYC 9734, with its higher core count of 112 versus 96, remains the option for systems that need maximum core density in a twelve-channel memory configuration, but the benchmark results show it trailing in every measured test. Users who rely on single-threaded performance or heavily threaded rendering tasks should select the Threadripper PRO 9995WX based on these measurements.

Architecture Differences

The two processors come from different architectural generations and design philosophies. The AMD Ryzen Threadripper PRO 9995WX is built on the Zen 5 architecture with the codename Shimada Peak, part of the 9000 series, and manufactured on a 4 nm process at TSMC. It contains 99,780 million transistors spread across a die configuration of 12x 70.6 mm². The EPYC 9734 uses the Zen 4 architecture with the Zen 4c variant under the codename Bergamo, belonging to the EPYC 9004 series, and is manufactured on a 5 nm process at TSMC. Its transistor count is 71,000 million across 8x 73 mm² dies.

Both processors feature 64 KB of L1 cache per core and 1 MB of L2 cache per core. The L3 cache differs significantly: the Threadripper PRO 9995WX has 384 MB of L3 cache, while the EPYC 9734 has 256 MB shared. Memory support is DDR5 for both, but the memory bus widths differ. The Threadripper PRO 9995WX uses an eight-channel memory bus with 409.6 GB/s bandwidth, whereas the EPYC 9734 uses a twelve-channel bus with 460.8 GB/s bandwidth. Both support ECC memory and provide Gen 5 PCIe with 128 lanes from the CPU. The Threadripper PRO 9995WX has a base clock of 2.50 GHz and a boost clock of 5.40 GHz, while the EPYC 9734 has a base clock of 2.20 GHz and a boost clock of 3.00 GHz. The Threadripper PRO 9995WX has an unlocked multiplier, the EPYC 9734 does not. The socket types differ as well: sTR5 for the Threadripper PRO 9995WX and SP5 for the EPYC 9734.

Head-to-Head Benchmarks

The most striking result is in the PassMark physics test, where the Threadripper PRO 9995WX scores 16,860 against the EPYC 9734's 6,747, a delta of 149.9%. This is the largest percentage advantage in the entire dataset. The single-thread tests also show a massive gap: the Threadripper PRO 9995WX records 4,542 in PassMark single-thread versus 2,310 for the EPYC 9734, a 96.6% difference. The same 96.6% delta appears in the duplicate singlethread test entry.

Cinebench results consistently favor the Threadripper PRO 9995WX by 70.9% across all six tests: R15 multi-core (14,978 vs 8,763), R15 single-core (2,114 vs 1,237), R20 multi-core (62,412 vs 36,516), R20 single-core (8,811 vs 5,155), R23 multi-core (148,601 vs 86,943), and R23 single-core (20,979 vs 12,274). This uniform delta across both multi-core and single-core Cinebench tests indicates a consistent architectural advantage rather than a workload-specific quirk.

In PassMark integer math, the Threadripper PRO 9995WX scores 1,203,634 versus 823,150, a 46.2% lead. Floating-point math shows a 32.1% advantage with scores of 725,066 and 549,045. Extended instructions favor the Threadripper PRO 9995WX by 31.4% (270,647 vs 205,925). Data compression shows a 28.4% advantage (3,723,652 vs 2,900,008), while random string sorting has a smaller 17.2% edge (418,973 vs 357,638). Data encryption shows the narrowest gap among PassMark tests at 15.2% (206,662 vs 179,390). Prime number finding favors the Threadripper PRO 9995WX by 78% (1,476 vs 829). The PassMark multithread score shows a 67.4% advantage (171,200 vs 102,286).

FAQ

Q: Which processor has a higher core count?

A: The AMD EPYC 9734 has 112 cores and 224 threads, while the AMD Ryzen Threadripper PRO 9995WX has 96 cores and 192 threads.

Q: Despite having fewer cores, does the Threadripper PRO 9995WX win in multi-threaded tests?

A: Yes. In Cinebench R23 multi-core, the Threadripper PRO 9995WX scores 148,601 versus the EPYC 9734's 86,943, a 70.9% advantage. The PassMark multithread score is 171,200 for the Threadripper PRO 9995WX versus 102,286 for the EPYC 9734.

Q: What is the difference in boost clock speeds?

A: The Threadripper PRO 9995WX has a boost clock of 5.40 GHz, while the EPYC 9734 has a boost clock of 3.00 GHz.

Q: Which processor has more memory bandwidth?

A: The EPYC 9734 has higher memory bandwidth at 460.8 GB/s with a twelve-channel bus, compared to the Threadripper PRO 9995WX's 409.6 GB/s with an eight-channel bus.

Q: Is the Threadripper PRO 9995WX unlocked for overclocking?

A: Yes, the Threadripper PRO 9995WX has an unlocked multiplier. The EPYC 9734 does not have an unlocked multiplier.

Q: How do the average benchmark scores compare?

A: The Threadripper PRO 9995WX has an average benchmark score of 412,068, while the EPYC 9734 has an average of 310,619.

Where Each One Wins

The Threadripper PRO 9995WX wins in every recorded benchmark category. The largest advantages appear in single-threaded workloads, physics simulation, and integer-heavy tasks. For single-thread performance, the 96.6% lead in PassMark single-thread and the 70.9% lead in Cinebench R23 single-core make it the superior choice for applications that rely on high per-core clock speeds. The 149.9% lead in PassMark physics suggests strong performance in simulation and physics-based workloads. The 78% lead in prime number finding and 46.2% lead in integer math point to advantages in computational mathematics and general integer processing.

The EPYC 9734 does not win any benchmark in the dataset, but its architectural characteristics suggest where it might be positioned. With 112 cores and a twelve-channel memory bus delivering 460.8 GB/s, it offers higher core density and greater memory bandwidth than the Threadripper PRO 9995WX. The EPYC 9734 also has a higher transistor count per die configuration in terms of total cores per socket, though the Threadripper PRO 9995WX has more total transistors overall. For workloads that scale with memory channels or core count in ways not captured by these specific benchmarks, the EPYC 9734's configuration could be relevant, but the recorded data shows no such advantage in any measured test.

Specification Differences

The AMD Ryzen Threadripper PRO 9995WX and AMD EPYC 9734 differ in several key specifications. The Threadripper PRO 9995WX has 96 cores and 192 threads, while the EPYC 9734 has 112 cores and 224 threads. The base clock is 2.50 GHz for the Threadripper PRO 9995WX and 2.20 GHz for the EPYC 9734. The boost clock is 5.40 GHz for the Threadripper PRO 9995WX and 3.00 GHz for the EPYC 9734. The TDP is 350 watts for the Threadripper PRO 9995WX and 340 watts for the EPYC 9734.

The socket differs: sTR5 for the Threadripper PRO 9995WX and SP5 for the EPYC 9734. The architecture is Zen 5 for the Threadripper PRO 9995WX and Zen 4c for the EPYC 9734. The process node is 4 nm for the Threadripper PRO 9995WX and 5 nm for the EPYC 9734. Transistor counts are 99,780 million for the Threadripper PRO 9995WX and 71,000 million for the EPYC 9734. The L3 cache is 384 MB for the Threadripper PRO 9995WX and 256 MB shared for the EPYC 9734. The memory bus is eight-channel for the Threadripper PRO 9995WX and twelve-channel for the EPYC 9734. Memory bandwidth is 409.6 GB/s for the Threadripper PRO 9995WX and 460.8 GB/s for the EPYC 9734. The multiplier is unlocked on the Threadripper PRO 9995WX but locked on the EPYC 9734. The release dates differ: 2025-07-22 for the Threadripper PRO 9995WX and 2023-06-12 for the EPYC 9734.