AMD Ryzen 7 170 vs Intel Core Ultra X9 388H Comparison

The Intel Core Ultra X9 388H and AMD Ryzen 7 170 are both mobile processors targeting the high-performance segment, yet the benchmark data reveals a stark performance disparity. The Intel chip, built on a newer 3 nm process and featuring 16 cores, decisively outperforms the AMD Ryzen 7 170 across every single head-to-head test, making it the clear choice for users prioritizing raw compute power, while the AMD chip offers a lower power envelope and ECC memory support.

Head-to-Head Benchmarks

The benchmark results are unequivocal, with the Intel Core Ultra X9 388H winning all 11 head-to-head comparisons. The most dramatic victory comes in the PassMark find prime numbers test, where the Intel chip scores 358 versus the AMD's 49, representing a staggering 630.6% advantage. This indicates a massive difference in integer-heavy, single-threaded workloads that rely on rapid iteration and complex calculation.

Floating-point performance tells a similar story. In the PassMark floating point math test, the Intel Core Ultra X9 388H scores 112550, which is 150.2% higher than the AMD Ryzen 7 170's 44979. This large gap highlights the Intel processor's superior capability in scientific computing, 3D rendering, and other tasks that heavily utilize FPU instructions. The physics test reinforces this trend, with Intel's score of 3226 dwarfing AMD's 890, a 262.5% difference that suggests much stronger simulated physics processing.

The gap persists in multi-threaded workloads, though the margin varies. In the PassMark multithread test, Intel's 36811 score is 77.3% higher than AMD's 20760. The data compression test shows a 36% lead for Intel (361763 vs 265920), while data encryption shows a 77.2% advantage (28490 vs 16078). Even in integer math, where the AMD chip performs relatively better, Intel still leads by 14% (90882 vs 79738). The extended instructions test shows a 65.4% lead for Intel (29943 vs 18107), and random string sorting favors Intel by 58.3% (44010 vs 27804).

Single-threaded performance is also firmly in Intel's favor. The PassMark single thread test shows Intel scoring 4280 against AMD's 3128, a 36.8% advantage. This is consistent with the Intel chip's higher boost clock of 5.10 GHz compared to the AMD's 4.75 GHz, and its newer architecture. The data suggests that the Intel Core Ultra X9 388H is not just faster in multi-core scenarios but also offers a substantial lead in tasks that rely on a single core's speed.

The Verdict

The data is unambiguous: the Intel Core Ultra X9 388H is the superior processor for almost every computational task. It wins every head-to-head benchmark, often by significant margins exceeding 50%. The Intel chip's average benchmark score of 44466 places it at the 88th percentile of all CPUs, while the AMD Ryzen 7 170 also sits at the 88th percentile with an average of 43689, but the deltaPct between them in direct comparisons shows the Intel part is consistently ahead by double-digit percentages.

Performance-wise, the Intel Core Ultra X9 388H is the only choice for users who need maximum compute power. Its 16 cores and 16 threads, paired with a 5.10 GHz boost clock and larger 18 MB L3 cache, provide a clear advantage in rendering, video editing, and any CPU-intensive application. The AMD Ryzen 7 170, with its 8 cores and 16 threads, lower boost clock, and 16 MB L3 cache, is simply outclassed in this comparison.

However, the AMD Ryzen 7 170 is not without merit. Its 35 W TDP is lower than Intel's 25 W TDP, meaning it can be more power-efficient in sustained workloads. It also supports ECC memory, a feature absent on the Intel chip, which could be crucial for users running critical, error-sensitive applications. If power draw and data integrity are higher priorities than raw speed, the AMD chip remains a viable option, but for pure performance, the Intel Core Ultra X9 388H is the definitive winner.

FAQ

Q: Which processor is faster in single-threaded tasks?

A: The Intel Core Ultra X9 388H is faster, scoring 4280 in the PassMark single thread test compared to the AMD Ryzen 7 170's 3128, a 36.8% advantage.

Q: How significant is the multi-threaded performance gap?

A: It is substantial. The Intel chip scores 36811 in the PassMark multithread test, which is 77.3% higher than the AMD's 20760.

Q: Does the AMD Ryzen 7 170 win any benchmark?

A: No. The Intel Core Ultra X9 388H wins all 11 head-to-head benchmark comparisons.

Q: Is the AMD processor more power-efficient?

A: No, the data indicates the opposite. The Intel Core Ultra X9 388H has a TDP of 25 W, while the AMD Ryzen 7 170 has a TDP of 35 W, making the Intel chip the lower-power option.

Q: Can the AMD processor support ECC memory?

A: Yes, the AMD Ryzen 7 170 has ECC memory support. The Intel Core Ultra X9 388H does not support ECC memory.

Q: What is the difference in core counts?

A: The Intel Core Ultra X9 388H has 16 cores and 16 threads, while the AMD Ryzen 7 170 has 8 cores and 16 threads.

Specification Differences

The most fundamental difference lies in the core and thread configuration. The Intel Core Ultra X9 388H packs 16 cores and 16 threads, whereas the AMD Ryzen 7 170 has 8 cores and 16 threads. This means the Intel chip has twice the physical cores, which explains its massive lead in multi-threaded benchmarks.

Clock speeds also differ. The Intel chip has a base clock of 2.10 GHz and a boost clock of 5.10 GHz. The AMD chip has a higher base clock of 3.20 GHz but a lower boost clock of 4.75 GHz. This higher boost frequency contributes to Intel's lead in single-threaded tests.

The power envelope is another key differentiator. The Intel Core Ultra X9 388H has a TDP of 25 W, while the AMD Ryzen 7 170 has a TDP of 35 W. This makes the Intel processor more power-efficient, a critical consideration for mobile devices.

Memory support also diverges. The Intel chip supports LPDDR5X memory with a bandwidth of 153.6 GB/s, while the AMD chip supports DDR5 memory with a bandwidth of 76.8 GB/s. The Intel chip's dual-channel memory bus delivers double the bandwidth. The AMD chip supports ECC memory, which the Intel chip does not. The socket types are incompatible: Intel uses BGA 2540, while AMD uses Socket FP7. The PCIe support also differs, with Intel offering Gen 5 with 4 lanes and AMD offering Gen 4 with 20 lanes.

Architecture Differences

The two processors are built on fundamentally different architectures and manufacturing processes. The Intel Core Ultra X9 388H is based on the Panther Lake architecture, manufactured on a 3 nm process by Intel's own foundry. This newer, smaller node allows for higher transistor density and improved power efficiency.

In contrast, the AMD Ryzen 7 170 is based on the Zen 3+ architecture, codenamed Rembrandt-R, and is manufactured on a 6 nm process by TSMC. This is an older, less dense node compared to Intel's 3 nm process. The AMD chip has a die size of 210 mm², while no die size is listed for the Intel part.

Cache hierarchies also differ. The Intel chip has a larger L3 cache at 18 MB shared, compared to the AMD's 16 MB. Per-core cache also differs: Intel has 192 KB of L1 and 3 MB of L2 per core, while AMD has 64 KB of L1 and 512 KB of L2 per core. This larger cache allocation is part of why the Intel chip excels in data-heavy tasks.

The integrated graphics differ as well. The Intel Core Ultra X9 388H features an Arc B390 iGPU, while the AMD Ryzen 7 170 has a Radeon 680M. The architectures are distinct generations, with Intel's Panther Lake being a newer, more advanced design than AMD's Zen 3+, which is reflected in the benchmark results.

Where Each One Wins

The Intel Core Ultra X9 388H is the clear winner across all tested workloads. It excels in every category, from single-threaded tasks to heavily multi-threaded applications. Its 16 cores, high boost clock, and superior memory bandwidth make it ideal for demanding professional workloads like 3D rendering, video encoding, and complex scientific simulations. The benchmark data supports this, with Intel leading by over 150% in floating-point math and by over 77% in the multithread test.

The AMD Ryzen 7 170, while losing every benchmark, still has specific use cases where its characteristics are preferable. Its support for ECC memory makes it suitable for users who require error-correcting memory for data integrity in servers or workstations, a feature the Intel chip lacks. Its lower TDP of 35 W, while higher than Intel's 25 W, still positions it as a relatively efficient processor for mobile devices that prioritize battery life over peak performance. In scenarios where ECC is mandatory or where the specific workload is not limited by raw CPU speed, the AMD chip remains a functional, if less powerful, alternative.