AMD Ryzen 7 5800XT vs Intel Core 7 251TE Comparison

Head-to-Head Benchmarks

The benchmark comparison between the AMD Ryzen 7 5800XT and the Intel Core 7 251TE is lopsided in favor of Intel. Across the 17 recorded head-to-head tests, Intel wins 15, while AMD takes only 2. The most decisive Intel victories come in floating-point math, where the Core 7 251TE scores 85,607 against the Ryzen 7 5800XT's 53,808, a 37.1% gap. Integer math follows a similar pattern: Intel's 125,739 beats AMD's 93,942 by 25.3%. Physics workloads also favor Intel heavily, with the Core 7 251TE posting 1,938 versus 1,355 for the Ryzen, a 30.1% difference.

The Cinebench suite shows a consistent but smaller Intel edge. Across R15, R20, and R23, both single-core and multi-core results land within a narrow 6.6% to 6.8% margin. For example, Cinebench R23 multi-core gives Intel 25,518 against AMD's 23,794, a 6.8% advantage. Single-core R23 shows Intel at 3,602 versus 3,359, a 6.7% lead. This pattern repeats in R15 and R20, where every delta sits between 6.6% and 6.8%, indicating a uniform clock-for-clock advantage rather than a workload-specific one.

AMD's two wins are notable for their specificity. The Ryzen 7 5800XT leads in extended instructions by a wide 43% margin, scoring 24,270 against Intel's 16,974. Data compression also goes AMD's way, with 352,002 versus 334,399, a 5.3% edge. These are the only areas where the AMD part demonstrates a clear strength, and they are isolated to particular instruction patterns rather than general compute.

The remaining Intel wins vary in size. Random string sorting favors Intel by 9.4% (39,643 versus 35,911). Prime number finding shows Intel at 140 against AMD's 119, a 15% gap. Data encryption gives Intel a modest 3.2% lead (22,176 versus 21,461). Multithreaded PassMark shows Intel at 30,022 versus 28,053, a 6.6% difference. Single-thread PassMark is nearly tied, with Intel at 3,568 and AMD at 3,535, a mere 0.9% margin. Intel also wins both duplicate single-thread entries with identical figures.

Where Each One Wins

The Intel Core 7 251TE dominates general-purpose compute. Its wins span rendering, physics simulation, integer-heavy workloads, sorting algorithms, prime-number calculations, and encryption. The 37.1% lead in floating-point math suggests strong vector processing capabilities, while the 25.3% integer advantage points to higher sustained throughput in arithmetic-heavy tasks. The Cinebench results, though narrower, confirm that Intel holds a consistent lead in both lightly threaded and fully threaded rendering scenarios.

AMD's wins are confined to two specific areas: extended instructions and data compression. The 43% margin in extended instructions is the largest single delta in the entire comparison, indicating that the Ryzen 7 5800XT executes certain specialized instruction sequences much faster. Data compression, with a 5.3% advantage, suggests that AMD's cache hierarchy or memory subsystem handles compression algorithms more efficiently. These are narrow but genuine strengths, likely valuable in workloads that rely heavily on those specific patterns.

For users prioritizing raw multi-core throughput, the Intel part is the clear choice. Its 24 cores and 32 threads versus AMD's 8 cores and 16 threads translate directly into higher scores in every multi-threaded benchmark except data compression. The physics test, which often correlates with gaming simulation, shows a 30.1% Intel lead. For single-thread responsiveness, Intel also wins, though by a slim 0.9% in PassMark and 6.7% in Cinebench R23.

Architecture Differences

The two processors come from fundamentally different designs. The AMD Ryzen 7 5800XT uses the Zen 3 architecture on the Vermeer codename, built on a 7 nm process at TSMC. It has 8 cores and 16 threads, with a base clock of 3.80 GHz and a boost clock of 4.80 GHz. The Intel Core 7 251TE uses the Bartlett Lake codename on a 10 nm process at Intel, with 24 cores and 32 threads, a base clock of 1.40 GHz, and a boost clock of 5.40 GHz.

Cache configurations diverge sharply. AMD provides 64 KB of L1 per core, 512 KB of L2 per core, and 32 MB of shared L3. Intel offers 80 KB of L1 per core, 1.25 MB of L2 per core, and 36 MB of shared L3. The larger per-core L2 on Intel likely contributes to its lead in integer and floating-point workloads. Physical dimensions also differ: AMD's die size is 74 mm² with 4,150 million transistors, while Intel's die is 215 mm². The foundry difference (TSMC versus Intel) explains part of the size gap.

Memory support is another differentiator. AMD supports DDR4 only, with dual-channel memory and a bandwidth of 51.2 GB/s. Intel supports both DDR4 and DDR5, also dual-channel, with a higher bandwidth of 89.6 GB/s. That bandwidth advantage likely helps Intel in memory-intensive tasks. PCIe support also differs: AMD offers Gen 4 with 20 lanes (CPU only), while Intel offers Gen 5 with 16 lanes (CPU only). Both support ECC memory.

Integrated graphics separate the two clearly. AMD has no integrated graphics, requiring a discrete GPU. Intel includes UHD Graphics 770, which provides a fallback display output. The Intel part also has a locked multiplier, while AMD's multiplier is unlocked, allowing overclocking. Production status is active for both, and both target the desktop market segment.

The Verdict

The data directs the choice based on workload type. For users running multi-threaded rendering, physics simulation, integer math, or floating-point-heavy applications, the Intel Core 7 251TE is the stronger processor. Its 15 benchmark wins out of 17, including a 37.1% lead in floating-point math and a 25.3% lead in integer math, make it the default recommendation for compute-bound tasks. The Cinebench results, though narrower, confirm Intel's superiority across all rendering tests.

The AMD Ryzen 7 5800XT is only preferable in two specific scenarios: extended instruction workloads and data compression. The 43% advantage in extended instructions is substantial, and the 5.3% compression edge is real. Users whose software relies heavily on those instruction patterns would see a meaningful benefit from the AMD part. Additionally, the unlocked multiplier on AMD allows manual overclocking, which could narrow some gaps, though the recorded data does not include overclocked results.

The Intel part also offers integrated graphics, dual memory support (DDR4 and DDR5), and higher memory bandwidth. These are practical advantages for system builders who want flexibility. The AMD part's lower core count and smaller die size suggest a simpler, lower-power design, though the recorded TDP figures (105 for AMD, 45 for Intel) indicate Intel draws less power at the package level.

FAQ

Q: Which processor wins more benchmark tests?

A: The Intel Core 7 251TE wins 15 of 17 head-to-head tests. The AMD Ryzen 7 5800XT wins 2.

Q: What is the largest performance gap between the two?

A: The largest gap is in PassMark extended instructions, where AMD leads by 43% (24,270 versus 16,974). Intel's largest win is in floating-point math, leading by 37.1% (85,607 versus 53,808).

Q: How do the two compare in Cinebench R23?

A: Intel wins Cinebench R23 multi-core with 25,518 versus 23,794 (a 6.8% lead) and single-core with 3,602 versus 3,359 (a 6.7% lead).

Q: Does either processor include integrated graphics?

A: Only the Intel Core 7 251TE includes integrated graphics, specifically UHD Graphics 770. The AMD Ryzen 7 5800XT has no integrated graphics.

Q: What memory types does each support?

A: The AMD Ryzen 7 5800XT supports DDR4 only. The Intel Core 7 251TE supports both DDR4 and DDR5. Both use dual-channel memory.

Q: Are the multipliers unlocked on either processor?

A: The AMD Ryzen 7 5800XT has an unlocked multiplier. The Intel Core 7 251TE has a locked multiplier.

Specification Differences

| Specification | AMD Ryzen 7 5800XT | Intel Core 7 251TE |

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

| Cores | 8 | 24 |

| Threads | 16 | 32 |

| Base Clock | 3.80 GHz | 1.40 GHz |

| Boost Clock | 4.80 GHz | 5.40 GHz |

| TDP | 105 W | 45 W |

| Socket | AMD Socket AM4 | Intel Socket 1700 |

| Architecture | Zen 3 | (Bartlett Lake) |

| Process Node | 7 nm | 10 nm |

| Foundry | TSMC | Intel |

| Die Size | 74 mm² | 215 mm² |

| 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 (shared) | 36 MB (shared) |

| Memory Support | DDR4 | DDR4, DDR5 |

| Memory Bandwidth | 51.2 GB/s | 89.6 GB/s |

| PCIe Version | Gen 4 | Gen 5 |

| PCIe Lanes | 20 (CPU only) | 16 (CPU only) |

| Integrated Graphics | N/A | UHD Graphics 770 |

| Multiplier | Unlocked | Locked |

| Launch MSRP | $249 | $384 |