Intel Core 3 N350 vs Intel Xeon Gold 6338N Comparison

The Intel Xeon Gold 6338N and the Intel Core 3 N350 represent two vastly different design philosophies from Intel's 10nm process generation. The Xeon is a 32-core server behemoth built for sustained throughput, while the Core 3 N350 is a 7-watt mobile chip prioritizing efficiency over absolute performance. The benchmark data reveals an unsurprising but stark performance gulf, yet the Core 3 N350 still holds its own in the context of its intended market segment.

Head-to-Head Benchmarks

The Cinebench suite paints a picture of complete dominance by the Xeon Gold 6338N. In the multi-core tests, the Xeon's advantage is overwhelming and remarkably consistent. In Cinebench R15 multi-core, the Xeon scores 3605 against the Core 3 N350's 632, a delta of 470.4%. This pattern repeats in R20, where the Xeon's 15024 dwarfs the Core 3 N350's 2635 (470.2% delta), and in R23, where 35773 versus 6274 yields a 470.2% advantage. The consistency of these deltas across all three Cinebench versions suggests a fundamental scaling advantage tied to the Xeon's core count and memory bandwidth, not just a single test anomaly.

Single-core performance is equally one-sided, though the margins are slightly different. The Xeon Gold 6338N posts 509 in Cinebench R15 single-core versus the Core 3 N350's 89, a 471.9% delta. In R20, the scores are 2121 and 371 (471.7% delta), and in R23, 5050 and 885 (470.6% delta). Interestingly, the Core 3 N350 has a higher boost clock of 3.90 GHz compared to the Xeon's 3.50 GHz, yet it still trails by over 470% in every single-threaded test. This implies the Xeon's Ice Lake architecture and larger per-core cache (64 KB L1 and 1 MB L2 per core) deliver far superior instructions-per-clock, rendering the clock speed advantage moot.

The Xeon wins all six head-to-head benchmarks, leaving the Core 3 N350 with zero victories. However, the sheer magnitude of the Xeon's wins must be contextualized. The Xeon's 185-watt TDP and eight-channel DDR4 memory (170.7 GB/s bandwidth) are designed for heavy parallel workloads, whereas the Core 3 N350's 7-watt TDP and single-channel memory (38.4 GB/s) target low-power mobile devices. The benchmark deltas are so large that they effectively confirm these are different classes of processors, not direct competitors.

FAQ

Q: Is the Intel Xeon Gold 6338N always faster than the Intel Core 3 N350?

A: Yes, in every benchmark listed. The Xeon wins all six Cinebench tests (R15, R20, R23, both single and multi-core), with deltas ranging from 470.2% to 471.9% in favor of the Xeon. The Core 3 N350 does not win a single head-to-head test.

Q: Why does the Core 3 N350 have a higher boost clock but still lose in single-core tests?

A: The Core 3 N350 boosts to 3.90 GHz, while the Xeon Gold 6338N tops out at 3.50 GHz. Despite this, the Xeon scores 5050 in Cinebench R23 single-core versus the Core 3 N350's 885, a 470.6% difference. This indicates the Xeon's Ice Lake architecture, with its larger per-core caches (64 KB L1, 1 MB L2), delivers significantly more work per clock cycle.

Q: How do these CPUs compare to other processors in the database?

A: Both CPUs sit at the 66th percentile among all CPUs. The Xeon Gold 6338N has an average benchmark score of 10347, placing it near the Intel Xeon W-3175X (10369, -0.2% delta) and Intel Xeon Gold 6312U (10291, 0.5% delta). The Core 3 N350 has an average score of 9903, sitting between the Intel Core i5-1035G1 (9684, 2.3% delta) and AMD EPYC 7F52 (10159, -2.5% delta).

Q: What is the memory bandwidth difference and does it affect performance?

A: The Xeon Gold 6338N supports eight-channel DDR4 with 170.7 GB/s bandwidth, while the Core 3 N350 uses single-channel memory with 38.4 GB/s. This difference is critical for multi-core workloads; the Xeon's 64 threads (32 cores) require substantial memory throughput to stay fed, whereas the Core 3 N350's 8 threads can operate within a narrower memory pipe.

Q: Do both CPUs support the same PCIe generation?

A: No. The Xeon Gold 6338N supports PCIe Gen 4 with 64 lanes (CPU only), while the Core 3 N350 supports PCIe Gen 3 with 9 lanes (CPU only). This makes the Xeon suitable for high-bandwidth expansion in servers, while the Core 3 N350 is limited to basic mobile connectivity.

Q: Which CPU has a higher average benchmark score?

A: The Xeon Gold 6338N has an average benchmark score of 10347, which is higher than the Core 3 N350's 9903. However, both are at the 66th percentile of all CPUs, meaning their placement relative to the entire database is similar, despite the Xeon's absolute performance advantage.

The Verdict

The data is unambiguous: the Intel Xeon Gold 6338N is the superior processor in every measured dimension. Its Cinebench scores are roughly 4.7 times higher than the Core 3 N350 across all tests, a margin that reflects its 32 cores, 64 threads, and 48 MB of shared L3 cache. For any workload that benefits from parallel processing—rendering, scientific computing, server virtualization—the Xeon is the only logical choice from this comparison.

The Core 3 N350, however, is not without merit. Its 7-watt TDP and integrated UHD Graphics 770 make it suitable for fanless or passively cooled mobile devices where power consumption is paramount. Its 8 cores and 8 threads, while far fewer than the Xeon, are sufficient for basic productivity and media consumption. Its 3.90 GHz boost clock, despite losing to the Xeon in IPC, still provides responsive single-threaded performance for everyday tasks.

A buyer should select the Xeon Gold 6338N if they require maximum compute density, ECC memory support, or eight-channel memory bandwidth. The Core 3 N350 is the pick for thin-and-light laptops or embedded systems where battery life and thermal constraints outweigh raw performance. The 66th percentile ranking for both CPUs suggests they are mid-pack performers in the broader database, but within their respective segments, each represents a reasonable choice for its intended use case.

Specification Differences

The two processors differ in nearly every fundamental specification. The Xeon Gold 6338N has 32 cores and 64 threads, while the Core 3 N350 has 8 cores and 8 threads. The Xeon's base clock is 2.20 GHz and boost is 3.50 GHz, while the Core 3 N350's base clock is a remarkably low 0.10 GHz (likely an idle base) and boost is 3.90 GHz. The Xeon has a TDP of 185 watts, the Core 3 N350 has 7 watts.

The Xeon uses Intel Socket 4189 and supports DDR4 memory across an eight-channel bus with 170.7 GB/s bandwidth. The Core 3 N350 uses Intel BGA 1264 and supports DDR4, DDR5, and LPDDR5 across a single-channel bus with 38.4 GB/s bandwidth. The Xeon supports ECC memory; the Core 3 N350 does not. The Xeon offers PCIe Gen 4 with 64 lanes; the Core 3 N350 offers PCIe Gen 3 with 9 lanes. The Core 3 N350 includes integrated UHD Graphics 770; the Xeon has no integrated graphics. The Xeon is a Server/Workstation part, while the Core 3 N350 is a Mobile part.

Architecture Differences

The Xeon Gold 6338N is built on the Ice Lake-SP architecture (codename Ice Lake), while the Core 3 N350 uses Twin Lake (generation labeled Alder Lake-N). Both use a 10nm process node from Intel, but the architectural designs diverge significantly. The Xeon's cache hierarchy comprises 64 KB L1 and 1 MB L2 per core, with a massive 48 MB shared L3 cache. The Core 3 N350 has 96 KB L1 per core and a shared 2 MB L2, with only 6 MB L3.

The Xeon's Ice Lake architecture is optimized for server workloads, prioritizing consistency across 32 cores and supporting eight-channel memory. The Core 3 N350's Twin Lake architecture appears optimized for low power, evidenced by its 7-watt TDP and single-channel memory controller. The Xeon's 64 threads enable high-throughput multithreading, while the Core 3 N350's 8 threads limit it to lighter workloads. The Xeon's 64 PCIe Gen 4 lanes support high-speed I/O for storage and networking, whereas the Core 3 N350's 9 PCIe Gen 3 lanes suffice for basic mobile peripherals.

Where Each One Wins

The Xeon Gold 6338N wins in every scenario that demands processing power. Its Cinebench R23 multi-core score of 35773 indicates it can handle complex 3D rendering, video encoding, and scientific simulations with ease. The 48 MB L3 cache and eight-channel memory bandwidth (170.7 GB/s) make it ideal for large in-memory databases and virtualization hosts running many concurrent VMs. The ECC memory support and 64 PCIe Gen 4 lanes position it for mission-critical server deployments where data integrity and high-speed connectivity are non-negotiable.

The Core 3 N350 wins in scenarios where power efficiency is the primary concern. Its 7-watt TDP allows for fanless designs and extended battery life in ultraportable laptops. The integrated UHD Graphics 770 eliminates the need for a discrete GPU in basic media consumption and office productivity tasks. The 3.90 GHz boost clock provides snappy response for web browsing and document editing. Its support for DDR5 and LPDDR5 memory, despite the single-channel limitation, offers flexibility for system designers.

In head-to-head terms, the Xeon's six benchmark wins leave no ambiguity about raw performance. However, the Core 3 N350's lower power draw and integrated graphics make it the winner in the mobile and embedded market segments. The data shows two processors optimized for entirely different environments; the Xeon is a workhorse for compute-heavy servers, while the Core 3 N350 is a sparrow for battery-conscious portable devices. Neither CPU is a poor choice in its own context, but they share almost no common ground.