AMD EPYC 7443P vs AMD EPYC Embedded 8224P Comparison

Head-to-Head Benchmarks

The benchmark data shows a consistent and decisive advantage for the AMD EPYC 7443P across every recorded test. Out of 17 head-to-head benchmark comparisons, the EPYC 7443P wins all 17. The largest margin appears in PassMark find prime numbers, where the 7443P scores 410 against the 8224P's 286, a 43.4% lead. This is a substantial gap in a purely computational workload, suggesting the 7443P's core design handles integer-heavy, latency-sensitive tasks with significantly more efficiency.

Data encryption follows as the second-largest victory. The EPYC 7443P records 57,263 in PassMark data encryption versus 43,619 for the EPYC Embedded 8224P, a 31.3% difference. For workloads that rely on cryptographic performance, the 7443P is clearly the stronger part. Single-thread performance also shows a wide gap: the 7443P scores 2,907 in PassMark single thread, which is 23.3% ahead of the 8224P's 2,357. This matters for database queries, legacy application threads, and any workload that cannot scale across many cores.

The Cinebench suite shows a uniform pattern. In Cinebench R15 multicore, the 7443P scores 4,881 versus 4,187 for the 8224P, a 16.6% lead. The same delta appears in Cinebench R20 multicore (20,341 vs 17,447) and Cinebench R23 multicore (48,433 vs 41,542), both at 16.6%. Single-core Cinebench results mirror this: R15 single-core is 689 vs 590 (16.8%), R20 single-core is 2,871 vs 2,462 (16.6%), and R23 single-core is 6,837 vs 5,864 (16.6%). The consistency of the 16.6% delta across the entire Cinebench family indicates a clock-for-clock architectural advantage rather than a workload-specific quirk.

Integer math and data compression also favor the 7443P heavily. PassMark integer math scores 232,632 for the 7443P versus 193,256 for the 8224P, a 20.4% lead. PassMark data compression shows the same 20.4% delta, with scores of 820,859 and 681,754 respectively. Floating-point math is closer at 8.2% (129,932 vs 120,066), and extended instructions are the tightest margin at 4.6% (48,213 vs 46,091). Multithread performance follows the Cinebench trend: 56,981 vs 48,873, a 16.6% lead. Physics simulation shows 4,748 vs 4,110 (15.5%), and random string sorting is 95,581 vs 85,505 (11.8%).

The recorded data leaves no ambiguity: the EPYC 7443P outperforms the EPYC Embedded 8224P in every measured category, with margins ranging from 4.6% to 43.4%.

Where Each One Wins

The use-case split is straightforward based on the benchmark results. The EPYC 7443P wins every category, but the size of the win varies by workload type. For compute-heavy, latency-sensitive tasks such as prime number finding, encryption, and single-threaded operations, the 7443P's advantage is largest, at 43.4%, 31.3%, and 23.3% respectively. These are workloads where per-core performance and high clock speeds directly translate into throughput.

For general multithreaded rendering and CPU-bound productivity, the 7443P maintains a solid 16.6% lead across Cinebench R15, R20, and R23 multicore tests. This makes it the better choice for rendering farms, video encoding, and batch processing where the full 24-core, 48-thread complement is engaged. The PassMark multithread score confirms this with the same 16.6% margin.

The EPYC Embedded 8224P does not win any benchmark outright, but its smaller deltas in floating-point math and extended instructions suggest it is comparatively less disadvantaged in those areas. The 8.2% gap in floating-point math and 4.6% gap in extended instructions indicate that the 8224P's Zen 4c cores remain competitive when the workload favors modern instruction sets and FPU throughput. For edge deployments where the 8224P's lower 160 W TDP and DDR5 support matter more than peak performance, the smaller margins in these tests are worth noting.

The data also shows that the 8224P sits at the 95th percentile of all CPUs in the database, while the 7443P sits at the 96th percentile. Both are high performers, but the 7443P's average benchmark score of 81,661 versus 76,492 for the 8224P places it in a higher performance tier. The 7443P's nearest rivals include the Intel Core i9-14900KS at 81,127 (0.7% lower), while the 8224P's closest competitor is the AMD Ryzen Threadripper PRO 9945WX at 76,513 (0% delta).

Architecture Differences

The two processors come from different architectural generations. The EPYC 7443P uses Zen 3, codenamed Milan, built on TSMC's 7 nm process. The EPYC Embedded 8224P uses Zen 4c, codenamed Siena, built on TSMC's 5 nm process. The 5 nm node gives the 8224P a manufacturing advantage, but the benchmark data shows the older 7 nm part still delivers higher performance.

Transistor counts differ slightly. The 7443P packs 16,600 million transistors across a die size of 4x 81 mm². The 8224P contains 17,750 million transistors across 2x 73 mm². The smaller die area per chiplet and higher transistor count on the 8224P reflect the density-optimized Zen 4c design, which prioritizes power efficiency over raw clock speed.

Cache hierarchies diverge significantly. Both share 64 KB of L1 cache per core and 512 KB of L2 per core on the 7443P, but the 8224P doubles L2 to 1 MB per core. However, the 7443P has 128 MB of shared L3 cache, while the 8224P has only 64 MB. This 2x L3 advantage for the 7443P is likely a major factor in its superior performance on data-heavy workloads like compression and integer math.

The memory architecture also differs. The 7443P supports DDR4 with an eight-channel memory bus and 204.8 GB/s bandwidth. The 8224P supports DDR5 with a six-channel memory bus and 230.4 GB/s bandwidth. Despite having fewer channels, the 8224P achieves higher theoretical memory bandwidth due to DDR5's speed advantage. Both support ECC memory.

PCIe capabilities differ as well. The 7443P offers Gen 4 with 128 lanes (CPU only), while the 8224P offers Gen 5 with 96 lanes (CPU only). The 8224P's newer PCIe generation provides higher per-lane bandwidth, but the 7443P has more total lanes. The 8224P targets embedded applications where modern I/O is critical, while the 7443P targets traditional server sockets with maximum lane count.

Specification Differences

The two CPUs share core and thread counts, with both having 24 cores and 48 threads, but nearly every other specification differs. The EPYC 7443P has a base clock of 2.85 GHz and a boost clock of 4.00 GHz. The EPYC Embedded 8224P has a base clock of 2.55 GHz and a boost clock of 3.00 GHz. The 7443P's clocks are higher across the board, which directly explains its single-thread and multicore benchmark advantage.

TDP differs by 40 W: the 7443P is rated at 200 W, while the 8224P is rated at 160 W. The 8224P's lower TDP makes it suitable for embedded and edge deployments where thermal management is constrained. The sockets are incompatible: the 7443P uses AMD Socket SP3, while the 8224P uses AMD Socket SP6.

Release dates are separated by roughly two and a half years. The 7443P launched on March 14, 2021, while the 8224P launched on September 17, 2023. The 7443P has a launch MSRP of $1337; the 8224P has no recorded launch MSRP. Both are currently marked as Active in production status. Neither has an unlocked multiplier, and neither includes integrated graphics. The 7443P's part number is 100-000000342100-100000342WOF; the 8224P's is 100-000001418.

FAQ

Q: Which processor has higher single-thread performance?

A: The AMD EPYC 7443P. In PassMark single thread, it scores 2,907 versus 2,357 for the EPYC Embedded 8224P, a 23.3% lead. Cinebench R23 single-core confirms this with 6,837 versus 5,864, a 16.6% margin.

Q: How do the two compare in multi-core rendering workloads?

A: The EPYC 7443P leads by 16.6% across all three Cinebench versions. In Cinebench R23 multicore, it scores 48,433 against 41,542 for the 8224P.

Q: Which processor has more L3 cache?

A: The EPYC 7443P has 128 MB of shared L3 cache, while the EPYC Embedded 8224P has 64 MB. The 7443P also has 512 KB of L2 per core, half the 8224P's 1 MB per core.

Q: What memory types do these processors support?

A: The EPYC 7443P supports DDR4 with an eight-channel memory bus and 204.8 GB/s bandwidth. The EPYC Embedded 8224P supports DDR5 with a six-channel bus and 230.4 GB/s bandwidth. Both support ECC memory.

Q: Which processor has a lower TDP?

A: The EPYC Embedded 8224P has a 160 W TDP, while the EPYC 7443P has a 200 W TDP. The 8224P also has lower clock speeds: 2.55 GHz base and 3.00 GHz boost versus 2.85 GHz base and 4.00 GHz boost.

Q: How does the EPYC 7443P compare to its nearest rivals?

A: The database shows the 7443P has an average benchmark score of 81,661, placing it at the 96th percentile. Its nearest rival, the Intel Core i9-14900KS, scores 81,127, which is 0.7% lower. The EPYC Embedded 8224P scores 76,492 on average, at the 95th percentile, with its nearest rival, the AMD Ryzen Threadripper PRO 9945WX, scoring 76,513.

The Verdict

The data supports a clear choice for most users: the AMD EPYC 7443P is the faster processor in every recorded benchmark. Its wins range from 4.6% in extended instructions to 43.4% in prime number finding, with the majority of tests landing in the 15% to 20% range. Higher clocks (4.00 GHz boost versus 3.00 GHz), double the L3 cache (128 MB versus 64 MB), and a mature Zen 3 architecture give it a decisive edge in both single-threaded and multithreaded workloads. The 7443P's 96th percentile ranking and average benchmark score of 81,661 place it firmly above the 8224P's 95th percentile and 76,492 average.

The EPYC Embedded 8224P is not without its rationale. Its 160 W TDP versus 200 W makes it more suitable for power-constrained embedded environments. Its DDR5 memory support and six-channel bus deliver higher theoretical bandwidth at 230.4 GB/s. Its Gen 5 PCIe with 96 lanes offers newer I/O technology, and its 5 nm process with 17,750 million transistors represents a more modern design. For edge computing, networking appliances, or storage controllers where power efficiency and modern I/O matter more than raw compute, the 8224P is the sensible pick.

But for general server and workstation workloads, the 7443P is the stronger choice. It wins every benchmark, and its nearest rivals in the database, including the Intel Core i9-14900KS, are all within 1.1% of its average score, confirming it sits in elite company. The 8224P's closest competitor is the Threadripper PRO 9945WX at a 0% delta, which places it in a slightly lower performance tier. Buyers who need maximum throughput per socket should choose the 7443P. Buyers who need embedded-class power efficiency with competitive, albeit lower, performance should choose the 8224P. The benchmark data does not support any other conclusion.