AMD Ryzen 7 9700F vs Intel Core Ultra X7 358H Comparison

The AMD Ryzen 7 9700F and Intel Core Ultra X7 358H represent two distinct approaches to processor design: one a desktop-focused, high-frequency part, the other a mobile-oriented, efficiency-driven chip. The data shows a clear split in workload performance, with the AMD processor winning 7 of 11 head-to-head benchmarks and the Intel chip taking 4. The Ryzen 7 9700F achieves a 94th percentile ranking among all CPUs, while the Core Ultra X7 358H sits at the 87th percentile. Their average benchmark scores differ substantially, with the AMD part scoring 69996 against the Intel chip's 40967, a gap that places them in different performance tiers despite both being active products.

FAQ

Q: Which processor has the higher single-thread performance?

A: The AMD Ryzen 7 9700F scores 4691 in the PassMark single-thread test, which is 13.7% ahead of the Intel Core Ultra X7 358H's score of 4124.

Q: How do the two chips compare in multi-threaded workloads?

A: The AMD Ryzen 7 9700F scores 36470 in PassMark multithread, 7.9% higher than the Intel Core Ultra X7 358H's 33802, despite Intel having twice as many physical cores.

Q: Which processor wins in floating-point math?

A: The Intel Core Ultra X7 358H leads with a score of 103842, which is 24.9% higher than the AMD Ryzen 7 9700F's 77955.

Q: What is the difference in average benchmark scores?

A: The AMD Ryzen 7 9700F has an average benchmark score of 69996, while the Intel Core Ultra X7 358H averages 40967. The AMD part's nearest rival is the AMD Ryzen 9 7950X at 69515, a 0.7% difference, while Intel's closest competitor is the AMD Ryzen AI 5 PRO 440 at 41208, a -0.6% delta.

Q: Do both processors support ECC memory?

A: No. The AMD Ryzen 7 9700F supports ECC memory, while the Intel Core Ultra X7 358H does not.

Q: Which processor has a higher boost clock?

A: The AMD Ryzen 7 9700F boosts to 5.50 GHz, compared to the Intel Core Ultra X7 358H's 4.80 GHz.

Architecture Differences

The AMD Ryzen 7 9700F uses the Zen 5 architecture on the Granite Ridge codename, manufactured on a 4 nm process by TSMC. The Intel Core Ultra X7 358H uses the Panther Lake codename from the Panther Lake-H generation, built on Intel's 3 nm process node. These process differences are reflected in the transistor counts and die sizes: AMD lists 8,315 million transistors on a 70.6 mm² die, while Intel does not report either figure in the database.

Core configurations diverge sharply. The AMD processor has 8 cores and 16 threads, while the Intel chip has 16 cores and 16 threads. This means the AMD part uses simultaneous multithreading to reach 16 threads, whereas the Intel part achieves the same thread count without multithreading, relying instead on a higher physical core count. The cache hierarchy also differs: AMD provides 80 KB of L1 per core and 1 MB of L2 per core, with 32 MB of shared L3. Intel provides 192 KB of L1 per core and 3 MB of L2 per core, but only 18 MB of shared L3. The larger L3 on the AMD chip likely contributes to its advantage in cache-sensitive workloads.

Memory support separates the two as well. AMD uses DDR5 with dual-channel support and 89.6 GB/s of bandwidth, plus ECC capability. Intel uses LPDDR5X, also dual-channel, but with a higher 153.6 GB/s of memory bandwidth and no ECC support. The Intel memory bandwidth advantage is substantial at 71.4% more, which helps explain its strong showing in memory-intensive benchmarks.

PCIe connectivity differs considerably. The AMD Ryzen 7 9700F provides Gen 5 with 24 lanes from the CPU, while the Intel Core Ultra X7 358H provides Gen 5 with only 4 lanes from the CPU. This positions the AMD part for desktop expansion with multiple GPUs or storage devices, while the Intel chip is clearly aimed at mobile platforms with limited expansion needs.

The Intel Core Ultra X7 358H includes integrated graphics with an Arc B390, while the AMD Ryzen 7 9700F has no integrated graphics. This is a fundamental difference: the AMD part requires a discrete GPU, while the Intel chip can operate with its integrated solution. The AMD processor has an unlocked multiplier, the Intel does not. Release dates also differ, with AMD launching on 2025-09-15 and Intel on 2026-01-04.

Head-to-Head Benchmarks

The AMD Ryzen 7 9700F dominates integer-heavy and compression workloads. In PassMark integer math, it scores 120788 against Intel's 83147, a 45.3% advantage. This is the largest margin in any benchmark between the two processors. Data compression shows a similar pattern: AMD scores 421988 versus Intel's 332508, a 26.9% lead. Extended instructions also favor AMD, with scores of 33688 and 27274 respectively, a 23.5% difference.

Single-thread performance belongs to AMD. The PassMark single-thread score is 4691 for AMD and 4124 for Intel, a 13.7% margin. The same 13.7% delta appears in the duplicate singlethread test. Random string sorting also goes to AMD at 45890 versus 40357, another 13.7% lead. These results indicate that the AMD architecture delivers stronger per-thread execution, likely due to its higher boost clock of 5.50 GHz versus 4.80 GHz.

Multithread performance favors AMD, but by a smaller margin. The AMD Ryzen 7 9700F scores 36470, only 7.9% ahead of the Intel Core Ultra X7 358H's 33802. This is notable because Intel has 16 physical cores to AMD's 8, yet still trails in this workload. The AMD chip's efficiency per core appears to overcome Intel's core count advantage.

The Intel Core Ultra X7 358H wins four benchmarks, and its victories are concentrated in specific areas. Floating-point math is its strongest result: 103842 versus AMD's 77955, a 24.9% margin. Data encryption also goes to Intel, with 26046 against AMD's 21488, a 17.5% lead. Physics simulation shows Intel ahead at 3021 versus 2122, a 29.8% difference. Prime number finding is the largest Intel win in percentage terms: 337 versus 183, a 45.7% margin.

These results suggest that the Intel chip excels in workloads that leverage its higher memory bandwidth of 153.6 GB/s and its larger L1 and L2 caches per core. The encryption and floating-point results may also benefit from the Intel process node advantage at 3 nm versus 4 nm. However, the AMD part counters with superior integer performance, compression, and single-thread execution, leading to a 7-4 win record in the head-to-head set.

Specification Differences

The two processors differ across nearly every specification category. The AMD Ryzen 7 9700F has 8 cores and 16 threads, while the Intel Core Ultra X7 358H has 16 cores and 16 threads. Base clocks are 3.80 GHz for AMD and 1.90 GHz for Intel. Boost clocks are 5.50 GHz for AMD and 4.80 GHz for Intel. Thermal design power is 65 watts for AMD and 25 watts for Intel, a significant efficiency gap favoring the mobile chip.

The AMD part uses Socket AM5, while Intel uses BGA 2540, reflecting their desktop versus mobile market segments. The process node is 4 nm for AMD and 3 nm for Intel. Foundries differ: TSMC for AMD, Intel for Intel. Cache layouts differ as noted: AMD has 80 KB L1 per core, 1 MB L2 per core, and 32 MB shared L3; Intel has 192 KB L1 per core, 3 MB L2 per core, and 18 MB shared L3.

Memory support shows AMD with DDR5 and Intel with LPDDR5X. Both are dual-channel, but bandwidth differs: 89.6 GB/s for AMD versus 153.6 GB/s for Intel. ECC memory is supported only on AMD. PCIe lanes are 24 for AMD and 4 for Intel, both Gen 5. Integrated graphics exist only on Intel as Arc B390. The multiplier is unlocked on AMD, locked on Intel.

The AMD processor has a launch MSRP of $289. Intel does not have a recorded launch MSRP. Release dates differ, with AMD on 2025-09-15 and Intel on 2026-01-04. The AMD part number is 100-000001902, while Intel's is SA4RAQ9ET.

The Verdict

The recorded data shows that the AMD Ryzen 7 9700F is the stronger performer in the majority of measured workloads. It wins 7 of 11 head-to-head benchmarks, holds a 94th percentile ranking versus Intel's 87th, and delivers a much higher average benchmark score of 69996 against 40967. The AMD chip is particularly dominant in integer math with a 45.3% lead, data compression at 26.9%, and single-thread performance at 13.7%. Its nearest rivals in the database are desktop parts like the AMD Ryzen 9 7950X and Intel Core i7-14700K, which confirms its placement in the desktop performance tier.

The Intel Core Ultra X7 358H is a different kind of product. Its 25 watt TDP, mobile BGA socket, and integrated Arc B390 graphics mark it as a mobile processor, not a desktop contender. It wins in floating-point math by 24.9%, data encryption by 17.5%, physics by 29.8%, and prime number finding by 45.7%. The higher memory bandwidth of 153.6 GB/s and per-core cache sizes likely drive these wins. Its nearest rivals include mobile and AI-focused parts such as the AMD Ryzen AI 5 PRO 440 and Intel Core Ultra 7 356H, which shows its competitive set is portable systems, not desktop towers.

For a desktop user building a system from the AMD Socket AM5 platform, the Ryzen 7 9700F provides a clear performance advantage in most CPU-bound tasks. It requires a discrete graphics card, but its 24 PCIe Gen 5 lanes and unlocked multiplier offer expansion and tuning flexibility. The Intel Core Ultra X7 358H serves a different use case: a compact, power-efficient mobile chip with integrated graphics. The data does not support choosing Intel for raw compute throughput, as it trails in multithread and single-thread scores, but its wins in floating-point, encryption, and physics workloads show specific strengths in those areas. The choice depends on the platform and workload profile: AMD for desktop compute, Intel for mobile efficiency with integrated graphics.