AMD Ryzen 7 5800X vs Intel Xeon E-2436 Comparison

FAQ

Q: Which processor wins the majority of benchmark comparisons in the database?

A: The AMD Ryzen 7 5800X wins 11 of the 15 head-to-head tests, while the Intel Xeon E-2436 wins 4. The AMD part dominates the workload mix, particularly in multi-threaded and specialized instruction tests.

Q: How do their average benchmark scores compare?

A: The AMD Ryzen 7 5800X records an average benchmark score of 29,123, while the Intel Xeon E-2436 scores 28,530. The AMD part sits at the 81st percentile among all CPUs, and the Intel part at the 80th, making them effectively adjacent in overall standing.

Q: Is there a major difference in Cinebench R23 results?

A: Yes, and it is striking. The Intel Xeon E-2436 scores 18,389 in multi-core versus 15,476 for the AMD, a 15.8% advantage. In single-core, Intel leads by 39.3%, scoring 2,596 against 1,574.5. This is the largest single-test gap in the comparison.

Q: What does the PassMark suite reveal about the AMD processor?

A: The AMD Ryzen 7 5800X wins 10 of the 11 PassMark tests it shares with the Intel part. Its largest margins come in data encryption, with a 52.2% lead, and find prime numbers, with a 47.6% lead. The only PassMark test Intel wins is single-thread, by 3.6%.

Q: Are these chips in the same performance class?

A: The data places them close in aggregate. The AMD part’s nearest rivals include the Intel Core Ultra 5 135H with a 0.1% delta, and the AMD Ryzen 5 5600XT with a 0.6% delta. The Intel Xeon’s nearest rivals include the AMD Ryzen 7 PRO 6850HS at -0.1% and the AMD EPYC 7203P at -0.2%. Both sit within a fraction of a percent of several similarly scoring chips.

Q: Which processor has the higher boost clock?

A: The Intel Xeon E-2436 boosts to 5.00 GHz, while the AMD Ryzen 7 5800X boosts to 4.70 GHz. However, the AMD part has a higher base clock at 3.80 GHz versus 2.90 GHz for the Intel part.

Architecture Differences

The AMD Ryzen 7 5800X is built on the Zen 3 architecture, codenamed Vermeer, using a 7 nm process from TSMC. It packs 8 cores and 16 threads, with a die size of 74 mm² and 4,150 million transistors. The Intel Xeon E-2436 uses Raptor Lake, specifically Raptor Lake-S, on Intel’s 10 nm process, with a larger 163 mm² die and 6 cores and 12 threads. The node difference is clear: AMD’s smaller 7 nm process allows for a denser, more compact die, while Intel’s 10 nm process yields a significantly larger physical package.

Cache layouts differ substantially. The AMD part uses 64 KB of L1 and 512 KB of L2 per core, plus a 32 MB shared L3. The Intel part uses 80 KB of L1 and 1.25 MB of L2 per core, but only an 18 MB shared L3. This means the AMD processor offers more total L3 capacity, while the Intel processor provides larger per-core L1 and L2 allocations, which can benefit latency-sensitive single-thread workloads.

Memory support diverges as well. The AMD Ryzen 7 5800X supports DDR4 over a dual-channel bus with 51.2 GB/s bandwidth. The Intel Xeon E-2436 supports DDR5 over a dual-channel bus with 76.8 GB/s bandwidth. The Intel part has a 50% higher theoretical memory bandwidth, which is relevant for server and workstation tasks. Both chips support ECC memory, a notable feature for the desktop-class AMD part.

PCIe generations also differ. The AMD part offers PCIe Gen 4 with 20 CPU lanes, while the Intel part offers PCIe Gen 5 with 16 CPU lanes. The Intel platform has newer signaling, but fewer lanes. The AMD part is a desktop product with an unlocked multiplier, whereas the Intel Xeon is a server or workstation part with a locked multiplier. The AMD chip targets the AM4 socket, the Intel chip uses Socket 1700.

Release timing is another differentiator. The AMD Ryzen 7 5800X launched on November 4, 2020, while the Intel Xeon E-2436 launched on December 13, 2023. The Intel part is three years newer, which explains its support for DDR5 and PCIe Gen 5. Despite the age gap, the AMD part remains in active production, as does the Intel part.

Head-to-Head Benchmarks

The largest single-test margin belongs to the Intel Xeon E-2436 in Cinebench R23 single-core, where it scores 2,596 against the AMD’s 1,574.5, a 39.3% advantage. This is a decisive win for Intel in lightly threaded rendering tasks. In Cinebench R23 multi-core, Intel also wins, scoring 18,389 versus 15,476, a 15.8% lead. These two results show that the Intel part’s higher boost clock of 5.00 GHz and newer architecture translate directly into superior rendering performance, both single-threaded and fully threaded.

The AMD Ryzen 7 5800X, however, wins the older Cinebench R15 tests. In R15 multi-core, it scores 2,608.5 versus 1,853, a 40.8% lead. In R15 single-core, it wins by a narrow 1.7%, scoring 265.5 against 261. This suggests that the AMD part’s architecture is more efficient in the older workload, while the Intel part excels in the newer R23 test, which may be more sensitive to clock speed and memory bandwidth.

PassMark results heavily favor AMD. In data compression, the AMD part scores 345,414 against 246,902, a 39.9% lead. Data encryption shows a 52.2% lead, with scores of 21,191 versus 13,920. Extended instructions yield a 44.3% lead, with 23,573 versus 16,334. The AMD part wins find prime numbers by 47.6%, scoring 124 versus 84, and integer math by 41.6%, scoring 94,969 versus 67,082. These are large, consistent margins across CPU-intensive integer and cryptographic workloads.

Floating point math is closer. The AMD part scores 52,639 versus 50,198, a 4.9% lead. Physics is nearly identical, with the AMD part winning by 0.8%, scoring 1,364 versus 1,353. Random string sorting goes to AMD by 24.8%, scoring 35,401 versus 28,363. PassMark multi-thread shows a 27.8% AMD lead, with 27,732 versus 21,708. The only PassMark tests Intel wins are the duplicate single-thread entries, both showing 3,575 versus 3,445, a 3.6% lead.

The win count of 11 for AMD and 4 for Intel is telling. AMD’s victories are often by double-digit margins, while Intel’s wins include two very large margins in Cinebench R23 and two smaller single-thread wins. In aggregate, the AMD part achieves a slightly higher average score, but the Intel part shows a clear advantage in the most modern rendering benchmark.

Specification Differences

| Specification | AMD Ryzen 7 5800X | Intel Xeon E-2436 |

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

| Cores | 8 | 6 |

| Threads | 16 | 12 |

| Base Clock | 3.80 GHz | 2.90 GHz |

| Boost Clock | 4.70 GHz | 5.00 GHz |

| TDP | 105 W | 65 W |

| Socket | AMD Socket AM4 | Intel Socket 1700 |

| Architecture | Zen 3 | Raptor Lake |

| Codename | Vermeer | Raptor Lake-S |

| Process Node | 7 nm | 10 nm |

| Foundry | TSMC | Intel |

| Die Size | 74 mm² | 163 mm² |

| Transistors | 4,150 million | Not specified |

| L1 Cache | 64 KB (per core) | 80 KB (per core) |

| L2 Cache | 512 KB (per core) | 1.25 MB (per core) |

| L3 Cache | 32 MB | 18 MB (shared) |

| Memory Support | DDR4 | DDR5 |

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

| Memory Bandwidth | 51.2 GB/s | 76.8 GB/s |

| ECC Support | Yes | Yes |

| PCIe | Gen 4, 20 Lanes | Gen 5, 16 Lanes |

| Market Segment | Desktop | Server/Workstation |

| Release Date | 2020-11-04 | 2023-12-13 |

| Launch MSRP | $449 | $331 |

| Multiplier Unlocked | Yes | No |

| Part Number | 100-000000063 | SRMXB |

The AMD part offers more cores and threads, a higher base clock, and a larger L3 cache. The Intel part offers a higher boost clock, lower TDP, newer memory and PCIe standards, and a higher memory bandwidth. The AMD part has a smaller die and a more advanced process node, while the Intel part has a larger die with more per-core L2 cache.

The Verdict

The data presents two distinct profiles. The AMD Ryzen 7 5800X is the choice for workloads that stress integer math, data encryption, compression, and general multi-threading. Its 52.2% lead in encryption and 47.6% lead in prime number finding show it handles cryptographic and computational tasks with clear efficiency. Its 40.8% win in Cinebench R15 multi-core further reinforces its strength in older rendering workloads. For users running PassMark-style system evaluations, the AMD part is the stronger performer in 10 of 11 tests.

The Intel Xeon E-2436 is the pick for modern rendering and single-threaded responsiveness. Its 39.3% win in Cinebench R23 single-core and 15.8% win in multi-core show it is better suited to current Cinebench versions. Its 3.6% lead in PassMark single-thread, while modest, indicates a slight edge in lightly threaded tasks. The lower TDP of 65 W versus 105 W also makes it a more power-efficient choice for sustained server operation.

For a desktop user who values high multi-threaded throughput across a broad range of system tests, the AMD Ryzen 7 5800X wins on volume: 11 of 15 tests, with several margins over 40%. For a workstation user running current rendering software and needing single-thread speed, the Intel Xeon E-2436 offers a compelling, newer platform with DDR5 and PCIe Gen 5 support. The average benchmark scores are close, within 2% of each other, but the workload distribution is not. Choose AMD for broad computational strength, choose Intel for modern rendering and lower power draw.