AMD EPYC 7H12 vs AMD Ryzen 5 7235HS Comparison

Head-to-Head Benchmarks

The benchmark data presents an unambiguous picture: the AMD EPYC 7H12 wins every single recorded comparison against the AMD Ryzen 5 7235HS. Across six Cinebench tests, the EPYC 7H12 maintains a remarkably consistent advantage, with delta percentages hovering between 468.1% and 468.9%. This is not a narrow margin; it is a categorical performance gap.

In Cinebench R23 multi-core, the EPYC 7H12 scores 59,188 against the Ryzen 5 7235HS's 10,418, a 468.1% advantage. The single-core R23 result tells a similar story: 8,355 versus 1,470, a 468.4% delta. The pattern repeats in Cinebench R20 multi-core (24,858 versus 4,375, a 468.2% delta) and R20 single-core (3,509 versus 617, a 468.7% delta). Even in the older Cinebench R15 tests, the EPYC 7H12 leads by 468.1% in multi-core (5,965 versus 1,050) and 468.9% in single-core (842 versus 148). The consistency of these margins across different workload types suggests the advantage is structural, not workload-specific.

The average benchmark score reinforces the gap, though it narrows the perspective somewhat. The EPYC 7H12 has an average benchmark score of 17,120, while the Ryzen 5 7235HS sits at 16,902. This closer average reflects the broader benchmark pool for the Ryzen part, which includes PassMark tests that are not present for the EPYC. Looking at the nearest rivals, the EPYC 7H12 is essentially tied with the Intel Core Ultra 7 164U (0.3% ahead), the AMD EPYC 7573X (0.3% ahead), and the Intel Core i5-11400 (0.3% ahead), while trailing the Intel Core i5-11400F by 0.3%. The Ryzen 5 7235HS, meanwhile, sits 0.2% behind the AMD EPYC 7702, 0.3% ahead of the Intel Core i3-12100E, 0.3% behind the Intel Core i5-1240U, and 0.4% ahead of the AMD Ryzen 3 7335U. These percentile positions confirm that both processors occupy similar overall ranking tiers, yet their workload profiles could not be more different.

FAQ

Q: Which processor has better multi-core performance?

A: The AMD EPYC 7H12 dominates. In Cinebench R23 multi-core, it scores 59,188 versus 10,418 for the Ryzen 5 7235HS, a 468.1% advantage. The R20 multi-core test shows 24,858 versus 4,375 (468.2% ahead), and R15 multi-core shows 5,965 versus 1,050 (468.1% ahead).

Q: Which processor wins in single-core performance?

A: The AMD EPYC 7H12 wins every recorded single-core test. In Cinebench R23 single-core, it scores 8,355 versus 1,470 (468.4% ahead). R20 single-core shows 3,509 versus 617 (468.7% ahead), and R15 single-core shows 842 versus 148 (468.9% ahead).

Q: How do their average benchmark scores compare?

A: The EPYC 7H12 has an average benchmark score of 17,120, placing it at the 71st percentile of all CPUs. The Ryzen 5 7235HS has an average score of 16,902, placing it at the 70th percentile. Despite the massive Cinebench deltas, their overall averages are close because the Ryzen part includes additional PassMark results in its pool.

Q: What are the nearest rivals for each processor?

A: The EPYC 7H12's nearest rivals include the Intel Core Ultra 7 164U (0.3% ahead), AMD EPYC 7573X (0.3% ahead), Intel Core i5-11400 (0.3% ahead), and Intel Core i5-11400F (0.3% behind). The Ryzen 5 7235HS's nearest rivals include the AMD EPYC 7702 (0.2% behind), Intel Core i3-12100E (0.3% ahead), Intel Core i5-1240U (0.3% behind), and AMD Ryzen 3 7335U (0.4% ahead).

Q: Does the Ryzen 5 7235HS have any benchmark wins at all?

A: In the head-to-head benchmark comparisons, the Ryzen 5 7235HS records zero wins. The EPYC 7H12 wins all six Cinebench tests. However, the Ryzen part has additional PassMark benchmark results in the database that are not part of the head-to-head set.

Q: Which processor has a higher boost clock?

A: The Ryzen 5 7235HS has a boost clock of 4.20 GHz, while the EPYC 7H12 boosts to 3.30 GHz. The higher boost clock does not translate into benchmark wins for the Ryzen part in the recorded Cinebench tests.

Architecture Differences

The two processors come from different architectural generations and serve different market segments. The EPYC 7H12 is built on Zen 2 architecture with the codename Rome, fabricated on a 7 nm process at TSMC. It packs 64 cores and 128 threads into an AMD Socket SP3 package. The Ryzen 5 7235HS uses Zen 3+ architecture with the codename Rembrandt-R, built on a 6 nm process also at TSMC, and fits 4 cores and 8 threads into an AMD Socket FP7 package. The EPYC 7H12 belongs to the EPYC (Zen 2 (Rome)) generation, while the Ryzen 5 7235HS is part of the 7000 series in the Ryzen 5 (Zen 3+ (Rembrandt)) generation.

The transistor counts and die sizes highlight the scale difference. The EPYC 7H12 contains 3,800 million transistors on a 74 mm² die. The Ryzen 5 7235HS has no recorded transistor count but uses a 210 mm² die. The smaller process node on the Ryzen part (6 nm versus 7 nm) does not compensate for the massive core count disparity.

Cache configurations differ substantially. The EPYC 7H12 provides 96 KB of L1 cache per core, 512 KB of L2 cache per core, and 256 MB of shared L3 cache. The Ryzen 5 7235HS offers 64 KB of L1 per core, 512 KB of L2 per core, and 8 MB of shared L3 cache. The EPYC's L3 cache is 32 times larger in total, a critical factor for server workloads with large working sets.

Memory architecture reflects their intended roles. The EPYC 7H12 supports DDR4 memory over an eight-channel bus with 204.8 GB/s of bandwidth. The Ryzen 5 7235HS supports DDR5 over a dual-channel bus with 76.8 GB/s. Both support ECC memory. The EPYC uses PCIe Gen 4, while the Ryzen part also uses Gen 4 but with 20 lanes (CPU only). The Ryzen 5 7235HS includes integrated Radeon 660M graphics, while the EPYC 7H12 has no integrated graphics. The EPYC 7H12 was released on 2019-09-17; no release date is recorded for the Ryzen 5 7235HS. Neither processor has an unlocked multiplier.

The Verdict

The data supports a straightforward conclusion: these processors are built for entirely different purposes, and the benchmark results reflect that. The EPYC 7H12 is a server and workstation part with 64 cores, 128 threads, and a 280 W TDP. The Ryzen 5 7235HS is a mobile part with 4 cores, 8 threads, and a 45 W TDP. The EPYC 7H12 wins every recorded head-to-head Cinebench test by margins of approximately 468%, which is the dominant factor in any performance comparison.

However, the average benchmark scores tell a more nuanced story. The EPYC 7H12 sits at the 71st percentile with an average score of 17,120. The Ryzen 5 7235HS sits at the 70th percentile with an average score of 16,902. This near parity in overall ranking suggests that when the full benchmark pool is considered, including PassMark results for the Ryzen part, the two processors occupy similar standing relative to all CPUs. The head-to-head Cinebench results, though lopsided, do not represent the entirety of the Ryzen part's recorded performance data.

The EPYC 7H12 is the clear choice for workloads that demand extreme multi-threaded throughput. Its 128 threads, 256 MB of L3 cache, and eight-channel DDR4 memory bandwidth position it for server-class tasks. The Ryzen 5 7235HS, with its integrated Radeon 660M graphics, dual-channel DDR5 support, and mobile socket, is designed for portable systems where power efficiency and space matter more than raw core counts. The data does not support a single "better" processor; it supports two different tools for two different jobs.

Specification Differences

The two processors differ in nearly every recorded specification. The EPYC 7H12 has 64 cores and 128 threads; the Ryzen 5 7235HS has 4 cores and 8 threads. Base clocks are 2.60 GHz for the EPYC versus 3.20 GHz for the Ryzen. Boost clocks are 3.30 GHz versus 4.20 GHz. TDP is 280 W for the EPYC versus 45 W for the Ryzen. The EPYC uses AMD Socket SP3; the Ryzen uses AMD Socket FP7.

Architecture differs: Zen 2 for the EPYC (codename Rome) versus Zen 3+ for the Ryzen (codename Rembrandt-R). Process nodes are 7 nm versus 6 nm, both at TSMC. Transistor count is 3,800 million for the EPYC; no transistor count is recorded for the Ryzen. Die sizes are 74 mm² for the EPYC versus 210 mm² for the Ryzen.

Cache layouts diverge: the EPYC has 96 KB L1 per core, 512 KB L2 per core, and 256 MB shared L3. The Ryzen has 64 KB L1 per core, 512 KB L2 per core, and 8 MB shared L3. Memory support is DDR4 for the EPYC versus DDR5 for the Ryzen. Memory buses are eight-channel versus dual-channel. Memory bandwidth is 204.8 GB/s versus 76.8 GB/s. Both support ECC memory. Both use PCIe Gen 4, but the Ryzen specifies 20 lanes (CPU only). The EPYC has no integrated graphics; the Ryzen includes Radeon 660M. Market segments are Server/Workstation versus Mobile. The EPYC has a recorded release date of 2019-09-17; the Ryzen has none. Neither has an unlocked multiplier.

Where Each One Wins

The EPYC 7H12 wins in every scenario where raw compute throughput is the primary requirement. Its 64 cores and 128 threads deliver Cinebench R23 multi-core scores of 59,188, which is 468.1% ahead of the Ryzen 5 7235HS. The 256 MB shared L3 cache and 204.8 GB/s of memory bandwidth make it suited for data-intensive server workloads. The 128 threads provide massive parallelism for database operations, virtualization, and scientific computing. Its 71st percentile ranking and average score of 17,120 place it among capable desktop and server parts, comparable to the Intel Core Ultra 7 164U and AMD EPYC 7573X.

The Ryzen 5 7235HS wins in the categories that matter for mobile computing, though the recorded head-to-head benchmarks do not capture them directly. It has a higher boost clock at 4.20 GHz, a smaller 45 W TDP, and integrated Radeon 660M graphics. It supports DDR5 memory over a dual-channel bus. Its PassMark results, which are not part of the head-to-head set, include a data compression score of 152,168, an integer math score of 40,174, and a floating point math score of 23,091. Its 70th percentile ranking and average score of 16,902 place it near the AMD EPYC 7702 and Intel Core i5-1240U in overall standing.

For users selecting between these two, the decision hinges on the workload environment. The EPYC 7H12 is the only rational choice for a server or workstation requiring maximum multi-threaded performance. The Ryzen 5 7235HS is the only rational choice for a mobile system where the 45 W TDP, integrated graphics, and portable socket form factor are non-negotiable constraints. The benchmark data confirms that neither processor is a substitute for the other; they occupy separate performance domains with minimal overlap.