AMD EPYC 8224P vs AMD Ryzen 9 9950X Comparison

The AMD EPYC 8224P and AMD Ryzen 9 9950X represent two radically different interpretations of AMD’s current silicon, one aimed at dense server throughput and the other at high-frequency desktop responsiveness. The benchmark data reveals a stark split in their capabilities: the Ryzen 9 9950X dominates the majority of tests, while the EPYC 8224P posts surprising victories in specific single-core workloads. This analysis breaks down where each processor excels, using only the provided benchmark results and specification data.

Head-to-Head Benchmarks

The head-to-head results are lopsided, with the Ryzen 9 9950X winning 12 of 15 comparisons. The largest margin belongs to the EPYC 8224P, however, which is a critical nuance. In Cinebench R23 single-core, the EPYC scores 5450 against the Ryzen’s 2202, a 147.5% advantage. This is an extraordinary result, suggesting the EPYC’s Zen 4c architecture, despite its lower 3.00 GHz boost clock, delivers far superior per-thread performance in this specific rendering workload. Similarly, in Cinebench R15 single-core, the EPYC wins 549 to 344, a 59.6% delta. The EPYC also edges out the Ryzen in PassMark data encryption, 46742 to 44366, a 5.4% win, indicating a possible instruction-level advantage for cryptographic tasks.

Away from these isolated single-thread tests, the Ryzen 9 9950X asserts its dominance. In Cinebench R15 multi-core, the Ryzen posts 6335 versus the EPYC’s 3891, a 38.6% lead. The gap narrows significantly in Cinebench R23 multi-core, where the Ryzen scores 40924 against 38607, a 5.7% margin. This suggests that as the workload scales, the EPYC’s 24 cores (48 threads) begin to compensate for its clock speed disadvantage, though they do not fully close the gap.

The PassMark suite shows a consistent pattern of Ryzen superiority. In data compression, the Ryzen scores 896544 versus 702065, a 21.7% lead. Floating point math favors the Ryzen at 159063 against 104698, a 34.2% delta. Integer math shows a 23.4% Ryzen advantage (242097 vs 185556). The most dramatic PassMark gap is in single-thread performance, where the Ryzen nearly doubles the EPYC: 4737 to 2339, a 50.6% delta. This contradicts the Cinebench single-core results, highlighting how workload-specific the EPYC’s single-thread wins are. The Ryzen also wins extended instructions (71564 vs 43614, 39.1% ahead), find prime numbers (345 vs 206, 40.3% ahead), and multithread (66030 vs 45421, 31.2% ahead). Physics and random string sorting are closer, with the Ryzen ahead by 1.3% and 13.5%, respectively.

The overall average benchmark score tells a similar story: the EPYC 8224P averages 75582, while the Ryzen 9 9950X averages 74640. Despite the Ryzen’s many wins, the EPYC’s higher average places it in the 95th percentile of all CPUs, versus the Ryzen’s 94th. This is a curious divergence, driven by the EPYC’s massive single-core Cinebench scores inflating its average. The EPYC’s nearest rival is the AMD Ryzen 9 9950X3D, which is only 0.3% ahead. The Ryzen 9 9950X’s nearest rival is the AMD EPYC 4545P, which is 1% ahead, and the Intel Core Ultra 9 285, which is 1.1% ahead.

The Verdict

The data paints a clear picture for specific use cases. The Ryzen 9 9950X is the superior processor for the vast majority of compute-heavy, multi-threaded desktop workloads. Its wins in Cinebench R23 multi-core, PassMark multithread, integer math, and floating point math make it the obvious choice for content creation, 3D rendering, and general productivity where parallel scaling is key. The 31.2% lead in PassMark multithread and the 21.7% lead in data compression are decisive for tasks like video encoding and database operations.

The EPYC 8224P, despite losing most benchmarks, is not without merit. Its 147.5% victory in Cinebench R23 single-core is a statistical outlier that suggests a unique strength in specific single-threaded rendering tasks. For a server/workstation processor, this is unusual. The EPYC also wins data encryption, making it potentially suitable for security-focused workloads. Its 95th percentile ranking, higher than the Ryzen’s 94th, indicates that its overall benchmark profile is competitive, even if it wins fewer direct comparisons.

From the data, the Ryzen 9 9950X is the pick for users who need maximum throughput across a broad range of applications. The EPYC 8224P is the pick for workloads that are heavily dependent on single-threaded Cinebench-style rendering or encryption, where its specific wins can be leveraged. The EPYC’s higher core count (24 vs 16) and six-channel memory bus provide a theoretical advantage in memory bandwidth (230.4 GB/s vs 89.6 GB/s), but the benchmark results do not show this translating into practical wins in most tests.

FAQ

Q: Which processor has a higher average benchmark score?

A: The AMD EPYC 8224P has a higher average benchmark score of 75582, compared to the AMD Ryzen 9 9950X’s 74640. This places the EPYC in the 95th percentile of all CPUs, while the Ryzen sits in the 94th.

Q: Does the Ryzen 9 9950X always beat the EPYC 8224P in multi-core tests?

A: No. While the Ryzen wins Cinebench R15 multi-core (6335 vs 3891) and Cinebench R23 multi-core (40924 vs 38607), the EPYC’s margin of loss is much smaller in the R23 test, indicating the EPYC’s 48 threads narrow the gap as the workload becomes more parallel.

Q: Why does the EPYC 8224P win Cinebench R23 single-core by such a large margin?

A: The data shows the EPYC scores 5450 against the Ryzen’s 2202, a 147.5% delta. This is an anomalous result given the Ryzen’s higher boost clock (5.70 GHz vs 3.00 GHz) and its own wins in PassMark single-thread tests, suggesting a workload-specific architectural advantage for the EPYC in this rendering task.

Q: Which processor is better for data compression tasks?

A: The AMD Ryzen 9 9950X is significantly better, scoring 896544 in PassMark data compression versus the EPYC’s 702065, a 21.7% lead. This indicates a strong advantage for the Ryzen in file archiving and compression workloads.

Q: How do the two processors compare in terms of memory bandwidth?

A: The EPYC 8224P supports six-channel DDR5 memory with a bandwidth of 230.4 GB/s, while the Ryzen 9 9950X uses dual-channel DDR5 with a bandwidth of 89.6 GB/s. The EPYC has a substantial theoretical bandwidth advantage.

Q: Are there any benchmark tests where the EPYC 8224P wins?

A: Yes. The EPYC wins three head-to-head tests: Cinebench R15 single-core (549 vs 344), Cinebench R23 single-core (5450 vs 2202), and PassMark data encryption (46742 vs 44366).

Specification Differences

The two processors differ in almost every core specification. The EPYC 8224P has 24 cores and 48 threads, while the Ryzen 9 9950X has 16 cores and 32 threads. Base clocks are drastically different: the EPYC runs at 2.55 GHz, while the Ryzen runs at 4.30 GHz. Boost clocks follow suit, with the EPYC at 3.00 GHz and the Ryzen at 5.70 GHz. The TDP is 160 watts for the EPYC and 170 watts for the Ryzen. The EPYC uses the AMD Socket SP6, while the Ryzen uses the AMD Socket AM5. The EPYC supports six-channel memory, while the Ryzen supports dual-channel. Memory bandwidth is 230.4 GB/s for the EPYC and 89.6 GB/s for the Ryzen. PCIe lanes differ significantly: the EPYC has 96 Gen 5 lanes, while the Ryzen has 24 Gen 5 lanes. The Ryzen includes integrated Radeon Graphics; the EPYC has none. The Ryzen has an unlocked multiplier; the EPYC is locked. The EPYC was released on 2023-09-17, while the Ryzen was released on 2024-08-14. The EPYC’s launch MSRP is $855. The Ryzen’s launch MSRP is $649.

Architecture Differences

The EPYC 8224P is based on the Zen 4c architecture (codename Siena) and is part of the EPYC 8004 series. It is manufactured on a 5 nm process at TSMC, with a transistor count of 17,750 million and a die size of 2x 73 mm². Its cache structure includes 64 KB of L1 per core, 1 MB of L2 per core, and 64 MB of shared L3. The Ryzen 9 9950X uses the Zen 5 architecture (codename Granite Ridge) and belongs to the 9000 series. It is built on a 4 nm process at TSMC, with 16,630 million transistors and a die size of 2x 70.6 mm². Its cache is 80 KB of L1 per core, 1 MB of L2 per core, and 64 MB of L3. The EPYC’s Zen 4c is designed for density, fitting more cores per socket, while the Ryzen’s Zen 5 is optimized for higher clock speeds and single-thread performance. The EPYC is a server/workstation part, while the Ryzen is a desktop part. Both support ECC memory and DDR5, but the EPYC’s six-channel memory controller is a key architectural difference for bandwidth-sensitive server tasks.

Where Each One Wins

The Ryzen 9 9950X wins in the majority of workloads analyzed. It is the clear leader in Cinebench R15 multi-core (6335 vs 3891) and Cinebench R23 multi-core (40924 vs 38607), making it the better choice for video editing, 3D rendering, and software compilation that scales across threads. In the PassMark suite, the Ryzen wins data compression (896544 vs 702065), extended instructions (71564 vs 43614), find prime numbers (345 vs 206), floating point math (159063 vs 104698), integer math (242097 vs 185556), multithread (66030 vs 45421), physics (3279 vs 3236), random string sorting (94368 vs 81674), and single-thread (4737 vs 2339). These wins cover a broad range of general-purpose computing, from scientific calculations to everyday productivity.

The EPYC 8224P wins in three narrow but notable areas. Its biggest win is Cinebench R23 single-core, where it scores 5450 versus 2202, a 147.5% advantage. This makes it the better choice for specific single-threaded rendering tasks that use this benchmark’s engine. It also wins Cinebench R15 single-core (549 vs 344), reinforcing a pattern in Cinebench’s single-thread tests. The EPYC’s third win is in PassMark data encryption (46742 vs 44366), suggesting an advantage in cryptographic workloads. Given its six-channel memory bus (230.4 GB/s vs 89.6 GB/s) and 96 PCIe Gen 5 lanes versus 24, the EPYC is also positioned for server environments requiring high memory bandwidth and extensive I/O expansion, even if the benchmark data does not directly measure these advantages.