AMD Ryzen 5 7500X3D vs Intel Core 7 251TE Comparison

The AMD Ryzen 5 7500X3D and Intel Core 7 251TE are desktop CPUs aimed at different priorities. The Ryzen wins 3 of 11 head-to-head tests, while the Intel wins 8. The AMD part takes the lead in extended instruction throughput, prime number search, and physics simulation, with its 96 MB shared L3 cache and 5 nm process providing a clear edge in latency-sensitive and single-threaded math. The Intel part counters with a massive 24-core, 32-thread configuration, pulling ahead by 43.7% in integer math and 49.1% in floating-point math, and it also leads in multithreaded workloads by 16.6%. The data suggests the AMD Ryzen 5 7500X3D is the pick for workloads that depend on fast cache access and per-core efficiency, while the Intel Core 7 251TE is the stronger choice for heavily parallel, throughput-heavy tasks. The Intel part also holds a slight 2.1% single-thread lead, but the AMD part shows larger wins in its favored areas, such as a 57.9% advantage in prime number search.

FAQ

Q: Which CPU has the higher average benchmark score?

A: The AMD Ryzen 5 7500X3D has an average benchmark score of 44573, ranking in the 89th percentile of all CPUs. The Intel Core 7 251TE has an average score of 41650, ranking in the 88th percentile.

Q: What is the core and thread count difference?

A: The Intel Core 7 251TE has 24 cores and 32 threads. The AMD Ryzen 5 7500X3D has 6 cores and 12 threads. This gives the Intel part a substantial advantage in parallel workloads.

Q: How does the cache configuration differ?

A: The AMD Ryzen 5 7500X3D has 96 MB of shared L3 cache, while the Intel Core 7 251TE has 36 MB of shared L3 cache. The AMD part also has 64 KB L1 and 1 MB L2 per core, whereas the Intel part has 80 KB L1 and 1.25 MB L2 per core.

Q: Which CPU supports both DDR4 and DDR5 memory?

A: The Intel Core 7 251TE supports DDR4 and DDR5 memory. The AMD Ryzen 5 7500X3D supports only DDR5 memory. Both use a dual-channel memory bus.

Q: What are the launch MSRP values?

A: The AMD Ryzen 5 7500X3D has a launch MSRP of $269. The Intel Core 7 251TE has a launch MSRP of $384.

Q: Which CPU has the higher boost clock?

A: The Intel Core 7 251TE has a boost clock of 5.40 GHz. The AMD Ryzen 5 7500X3D has a boost clock of 4.50 GHz.

Architecture Differences

The AMD Ryzen 5 7500X3D is built on the Raphael codename, part of the Zen 4 architecture, using a 5 nm process from TSMC. It contains 11,270 million transistors on a 71 mm² die. The Intel Core 7 251TE uses the Bartlett Lake codename, part of the Core 7 generation, with a 10 nm process from Intel and a 215 mm² die size. The AMD part has 6 cores and 12 threads, while the Intel part has 24 cores and 32 threads, indicating a significantly different design philosophy: AMD focuses on fewer, higher-efficiency cores with a large cache, while Intel provides many more physical and logical cores.

Cache hierarchies differ notably. AMD uses 64 KB L1 and 1 MB L2 per core, plus a shared 96 MB L3. Intel uses 80 KB L1 and 1.25 MB L2 per core, but only 36 MB of shared L3. The larger L3 on the AMD part is likely a major factor in its wins on cache-sensitive tests like extended instructions and prime number search. Both CPUs support ECC memory, but memory compatibility splits: AMD supports only DDR5, while Intel supports DDR4 and DDR5. PCIe lane counts also differ, with AMD offering Gen 5 with 24 lanes (CPU only) versus Intel's Gen 5 with 16 lanes (CPU only). Integrated graphics are present on both, with AMD using Radeon Graphics and Intel using UHD Graphics 770.

Specification Differences

The two CPUs differ on core count, clock speeds, cache, memory support, and socket. The AMD Ryzen 5 7500X3D has a base clock of 4.00 GHz and a boost clock of 4.50 GHz. The Intel Core 7 251TE has a base clock of 1.40 GHz and a boost clock of 5.40 GHz. TDP also differs: AMD is rated at 65 W, while Intel is rated at 45 W. The AMD part uses AMD Socket AM5, while the Intel part uses Intel Socket 1700. Process node and foundry differ as noted above. The AMD part has a smaller die (71 mm² vs 215 mm²) and more transistors (11,270 million vs no recorded figure for Intel). Memory bandwidth is higher on the Intel part at 89.6 GB/s versus 83.2 GB/s for AMD. Both have locked multipliers, meaning no overclocking via multiplier adjustment. Release dates are also distinct: AMD launched on 2025-11-11, while Intel launched on 2025-01-12.

Head-to-Head Benchmarks

The Intel Core 7 251TE dominates in raw throughput tests. In floating-point math, it scores 85607 versus AMD's 43594, a 49.1% lead. Integer math shows a 125739 to 70774 result, a 43.7% advantage for Intel. Data compression favors Intel by 18.8% (334399 vs 271649), and data encryption by 28.8% (22176 vs 15797). Multithreaded performance also goes to Intel, with a score of 30022 versus 25047, a 16.6% edge. Random string sorting is another Intel win, 39643 versus 32999, a 16.8% difference. Single-thread tests are close: Intel scores 3568 versus AMD's 3494, a 2.1% lead.

The AMD Ryzen 5 7500X3D wins where cache and per-core efficiency matter. In extended instructions, it scores 20455 versus Intel's 16974, a 20.5% lead. Prime number search shows a 57.9% advantage for AMD (221 vs 140). Physics simulation is also an AMD win, with a 43.4% lead (2779 vs 1938). These wins are substantial in relative terms, even though the absolute scores are lower than Intel's wins in other tests.

Where Each One Wins

The AMD Ryzen 5 7500X3D is the better choice for workloads that reward large cache and per-core efficiency. The data shows it wins in physics simulation, which often depends on cache latency, and in prime number search, which is a single-threaded integer operation. Its 20.5% lead in extended instructions suggests it handles AVX or similar instruction sets more efficiently per core. The 96 MB L3 cache is likely what drives these wins, as it reduces memory traffic for repetitive, data-dense tasks. Users running scientific or engineering simulations, or code that is not fully parallelized, should favor the AMD part based on these scores.

The Intel Core 7 251TE is the clear winner for heavily threaded workloads. Its 24 cores and 32 threads deliver a 16.6% multithreaded lead and dominate integer and floating-point math by over 43%. Compression and encryption also go to Intel, which matters for file archiving, database workloads, and secure data handling. The Intel part also has a slight single-thread edge (2.1%), so it does not give up much in lightly threaded tasks. For content creation, video encoding, or any workload that can use many cores, the Intel part is the stronger option according to the recorded data.

The average benchmark scores tell a similar story: AMD sits at 44573, slightly ahead of Intel's 41650, but Intel's nearest rivals are all within 0.6% of its score, while AMD's are within 0.7%. The Intel part's higher boost clock of 5.40 GHz likely contributes to its single-thread lead, while the AMD part's lower TDP of 65 W versus Intel's 45 W indicates a different power envelope. Both CPUs are active in production, and both have locked multipliers, so the decision comes down to workload type rather than overclocking potential. The AMD part offers a smaller, more cache-dense design, while the Intel part offers far more cores and a broader memory compatibility range.