AMD EPYC 9654 vs AMD Ryzen 7 PRO 5755GE Comparison

The AMD EPYC 9654 is the undisputed performance champion in this comparison, winning all six head-to-head benchmark tests by a massive margin. However, the AMD Ryzen 7 PRO 5755GE is not a competitor in the same class; it is a low-power desktop processor designed for efficiency, not raw throughput. The data shows an 82.5% delta in every Cinebench test, meaning the EPYC 9654's scores are roughly 5.7 times higher across the board. This is a comparison of two entirely different computing philosophies: one optimized for maximum multi-threaded performance, the other for minimal power consumption in a compact desktop form factor.

Head-to-Head Benchmarks

The EPYC 9654 dominates every single benchmark in the comparison, with no wins for the Ryzen 7 PRO 5755GE. In Cinebench R15 multi-core, the EPYC scores 10,248 against the Ryzen's 1,789, a delta of -82.5% from the Ryzen's perspective. The single-core R15 test tells a similar story: 1,446 for the EPYC versus 252 for the Ryzen, again a -82.6% delta. This pattern is consistent across all three Cinebench generations tested.

Moving to Cinebench R20, the EPYC 9654 posts 42,703 in multi-core, compared to the Ryzen's 7,458. The single-core R20 result is equally lopsided: 6,028 versus 1,052. In the most demanding test, Cinebench R23 multi-core, the EPYC reaches 101,675 while the Ryzen manages 17,759. The R23 single-core test shows 14,354 for the EPYC and 2,507 for the Ryzen. Every one of these results carries the exact same -82.5% delta, indicating a uniform performance gap that is not workload-dependent.

The data reveals that the EPYC 9654 does not just win; it obliterates the Ryzen 7 PRO 5755GE in every measurable way. The 96-core EPYC's multi-core advantage is expected, but it also wins single-core by the same margin, which is surprising given the Ryzen's higher boost clock of 4.60 GHz versus the EPYC's 3.70 GHz. The EPYC's score advantage in single-core tests suggests its Zen 4 architecture delivers significantly more instructions per clock than the older Zen 3 design. For context, both processors sit at the 81st percentile among all CPUs, but their average benchmark scores are nearly identical: 29,656 for the Ryzen and 29,409 for the EPYC. This is because the Ryzen has additional PassMark benchmarks in its dataset, while the EPYC only has Cinebench results, skewing the average comparison.

Architecture Differences

The two processors are built on fundamentally different architectures. The Ryzen 7 PRO 5755GE uses the Zen 3 architecture, codenamed Cezanne, fabricated on a 7 nm process at TSMC. It contains 10,700 million transistors on a 180 mm² die. The EPYC 9654 uses the newer Zen 4 architecture, codenamed Genoa, on a 5 nm process, also from TSMC. The EPYC packs 78,840 million transistors across a 12-chip design, with each die measuring 72 mm². This generational leap from Zen 3 to Zen 4 explains the EPYC's superior per-clock performance despite its lower clock speeds.

Core counts differ dramatically: the Ryzen has 8 cores and 16 threads, while the EPYC has 96 cores and 192 threads. Cache hierarchies also diverge significantly. Both share 64 KB of L1 cache per core, but the Ryzen has 512 KB of L2 per core, while the EPYC doubles that to 1 MB per core. The L3 cache is the biggest differentiator: the Ryzen has 16 MB total, while the EPYC has 384 MB shared across all cores. This 24x difference in L3 cache is a primary driver of the EPYC's massive multi-threaded advantage in server workloads.

Memory support is another major architectural split. The Ryzen uses DDR4 memory over a dual-channel bus, delivering 51.2 GB/s of bandwidth. The EPYC uses DDR5 over a twelve-channel bus, achieving 460.8 GB/s — a 9x increase in memory bandwidth. The EPYC also supports ECC memory, while the Ryzen does not. PCIe connectivity differs as well: the Ryzen offers Gen 3 with 16 lanes, while the EPYC provides Gen 5 with 128 lanes, a massive expansion for server I/O. The Ryzen includes integrated Radeon Vega 8 graphics, whereas the EPYC has no integrated graphics, as it is designed for servers with discrete GPUs or headless operation.

Where Each One Wins

The EPYC 9654 wins in every benchmark category that was tested. It is the clear choice for multi-threaded workloads such as virtualization, database processing, scientific computing, and any task that can utilize its 192 threads. The 384 MB of L3 cache and 460.8 GB/s of memory bandwidth make it ideal for large-scale data processing where cache hits and memory throughput are critical. Its ECC memory support is essential for enterprise reliability, and its 128 PCIe Gen 5 lanes allow for massive expansion with high-speed storage and networking cards. The EPYC is also the single-core winner in this comparison, surprising given its lower clock speed, but the Zen 4 architecture's efficiency overcomes the clock deficit.

The Ryzen 7 PRO 5755GE has no benchmark wins, but its data suggests its strengths lie elsewhere. With a TDP of just 35 watts versus the EPYC's 360 watts, the Ryzen is designed for power-constrained environments. Its integrated Radeon Vega 8 graphics mean it can run a desktop system without a discrete GPU, and its AM4 socket makes it compatible with a wide range of existing motherboards. The Ryzen's 16 MB of L3 cache and dual-channel DDR4 support are modest but sufficient for everyday desktop tasks, office productivity, and light content creation. It is also a newer release, launching on 2024-09-04, whereas the EPYC launched on 2022-11-09.

Specification Differences

The following table highlights only the fields where the two processors differ:

| Specification | AMD Ryzen 7 PRO 5755GE | AMD EPYC 9654 |

|---|---|---|

| Series | 5000 series | EPYC 9004 series |

| Cores | 8 | 96 |

| Threads | 16 | 192 |

| Base Clock | 3.20 GHz | 2.40 GHz |

| Boost Clock | 4.60 GHz | 3.70 GHz |

| TDP | 35 W | 360 W |

| Socket | AMD Socket AM4 | AMD Socket SP5 |

| Architecture | Zen 3 | Zen 4 |

| Codename | Cezanne | Genoa |

| Generation | Ryzen 7 (Zen 3 (Cezanne)) | EPYC (Zen 4 (Genoa)) |

| Process Node | 7 nm | 5 nm |

| Transistors | 10,700 million | 78,840 million |

| Die Size | 180 mm² | 12x 72 mm² |

| L2 Cache | 512 KB (per core) | 1 MB (per core) |

| L3 Cache | 16 MB | 384 MB (shared) |

| Memory Support | DDR4 | DDR5 |

| Memory Bus | Dual-channel | Twelve-channel |

| Memory Bandwidth | 51.2 GB/s | 460.8 GB/s |

| ECC Memory | false | true |

| PCIe | Gen 3, 16 Lanes (CPU only) | Gen 5, 128 Lanes (CPU only) |

| Integrated Graphics | Radeon Vega 8 | null |

| Market Segment | Desktop | Server/Workstation |

| Release Date | 2024-09-04 | 2022-11-09 |

| Launch MSRP | null | $11805 |

| Part Number | 100-000001750 | 100-100000789 |

The Ryzen's higher base and boost clocks (3.20/4.60 GHz) cannot compensate for the EPYC's massive core, cache, and memory advantages. The EPYC's 5 nm process node gives it a transistor density advantage, with 78,840 million transistors across 12 dies compared to the Ryzen's 10,700 million on a single die. The EPYC's twelve-channel DDR5 memory bus provides 9x the bandwidth of the Ryzen's dual-channel DDR4, which is essential for feeding 96 cores.

FAQ

Q: Which processor has more cores and threads?

A: The AMD EPYC 9654 has 96 cores and 192 threads, while the AMD Ryzen 7 PRO 5755GE has 8 cores and 16 threads. The EPYC has 12 times the cores and 12 times the threads.

Q: What is the performance difference in Cinebench R23 multi-core?

A: The EPYC 9654 scores 101,675 in Cinebench R23 multi-core, while the Ryzen 7 PRO 5755GE scores 17,759. The EPYC's score is 82.5% higher than the Ryzen's, meaning it is approximately 5.7 times faster in this test.

Q: Does the Ryzen 7 PRO 5755GE have integrated graphics?

A: Yes, the Ryzen 7 PRO 5755GE includes Radeon Vega 8 integrated graphics. The EPYC 9654 has no integrated graphics, as indicated by a null value in its specifications.

Q: What type of memory does each processor support?

A: The Ryzen 7 PRO 5755GE supports DDR4 memory over a dual-channel bus with 51.2 GB/s bandwidth. The EPYC 9654 supports DDR5 memory over a twelve-channel bus with 460.8 GB/s bandwidth. The EPYC also supports ECC memory, while the Ryzen does not.

Q: What is the launch MSRP of the EPYC 9654?

A: The AMD EPYC 9654 has a launch MSRP of $11805. The Ryzen 7 PRO 5755GE has no listed launch MSRP in the data.

Q: Which processor has a higher boost clock?

A: The Ryzen 7 PRO 5755GE has a boost clock of 4.60 GHz, which is higher than the EPYC 9654's boost clock of 3.70 GHz. Despite this, the EPYC wins all single-core benchmark tests due to its newer Zen 4 architecture.

The Verdict

The data is unambiguous: the AMD EPYC 9654 is the superior processor for performance-intensive workloads. It wins all six head-to-head benchmarks, with identical -82.5% deltas across the board. Its 96 cores, 192 threads, 384 MB of L3 cache, and 460.8 GB/s of memory bandwidth make it the only choice for server, workstation, or any multi-threaded enterprise application. The EPYC's 5 nm Zen 4 architecture delivers better single-core performance than the Ryzen's 7 nm Zen 3, despite the Ryzen's higher clock speeds. For anyone building a system where raw compute power is the primary requirement, the EPYC 9654 is the definitive winner.

The AMD Ryzen 7 PRO 5755GE should be chosen for completely different reasons. Its 35-watt TDP makes it suitable for low-power desktop systems, and its integrated Radeon Vega 8 graphics eliminate the need for a discrete GPU. The AM4 socket provides broad motherboard compatibility, and its desktop market segment indicates it is designed for everyday use. However, the benchmark data shows it loses to the EPYC in every test. If the use case is a power-efficient desktop PC with modest performance needs, the Ryzen is adequate. If the use case is maximum performance, the EPYC 9654 is the only logical choice. There is no middle ground based on the measured results.