M3 Max 16-Core vs Xeon Gold 6338N

PassMark CPU Mark evaluates processor speed through complex mathematical computations. It provides a reliable metric to compare multi-core performance, where higher scores indicate faster processing for multitasking, gaming, and heavy workloads.

M3 Max 16-Core vs Xeon Gold 6338N FPS Benchmarks

Predicted gaming performance across popular games. Tested paired with GeForce RTX 5090 to isolate CPU performance.

Search any supported game below to compare 1080p FPS for both components.

M3 Max 16-Core vs Xeon Gold 6338N: Pros, Cons & Final Verdict

See where each CPU makes more sense in practice: gaming, heavier work, platform cost, power draw, and upgrade path.

M3 Max 16-Core

2023

Why buy it

✅Newer platform on none with DDR5 support instead of LGA4189 and DDR4.
✅Integrated graphics onboard with Apple M3 Max GPU (40-core), while Xeon Gold 6338N needs a discrete GPU.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon Gold 6338N across 50 shared CPU benchmark tests.
❌Lower PassMark (41,257 vs 42,086).
❌Less compelling for workstation-style loads than Xeon Gold 6338N, which brings 32 cores / 64 threads and 64 PCIe lanes.

Xeon Gold 6338N

2021

Why buy it

✅Better for gaming: +5.1% higher average FPS across 50 shared CPU benchmark tests.
✅Better for workstations and heavier parallel workloads: 32 cores / 64 threads, plus 64 PCIe lanes vs 0.
✅100+% more PCIe lanes (64 vs 0) for storage and expansion-heavy builds.

Trade-offs

❌Launch MSRP is still $3,200 MSRP, while M3 Max 16-Core mostly shows up through inconsistent older-market listings.
❌Older platform position on LGA4189 with DDR4, while M3 Max 16-Core moves to none and DDR5.
❌No integrated graphics, while M3 Max 16-Core can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Xeon Gold 6338N better than M3 Max 16-Core?

Not really, because they are built for different jobs. Xeon Gold 6338N makes more sense for workstation-style multi-core throughput, while M3 Max 16-Core is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Xeon Gold 6338N is the better pick. According to our tests, it delivers 5.1% more average FPS across 50 shared CPU game tests.

Which one is better for streaming, content creation, and heavy multitasking?

For streaming, content creation, and heavier multitasking, Xeon Gold 6338N is the stronger fit. You are getting 2% better PassMark, backed by 32 cores and 64 threads.

Which one is the smarter buy today, not just the cheaper CPU?

Xeon Gold 6338N is the better buy right now. Xeon Gold 6338N comes in at an unclear MSRP at $3,200 MSRP versus unclear MSRP, and it still gives you a 5.1% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (13.2 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

Which one is more future-proof for 2026 and beyond?

M3 Max 16-Core makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2021) and a healthier platform with none and DDR5 instead of LGA4189. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

M3 Max 16-Core vs Xeon Gold 6338N Technical Specifications

Side-by-side specs, architecture details, clocks, memory, power, and platform differences.

M3 Max 16-Core

The M3 Max 16-Core is manufactured by Apple. It was released in 30 October 2023 (2 years ago). It features 16 cores and 16 threads. Base frequency is 2.748 GHz, with boost up to 4.06 GHz. Built on 3 nm process technology. Socket: none. Memory support: LPDDR5, LPDDR5X. Passmark benchmark score: 41,257 points. Launch price was $499.

Xeon Gold 6338N

The Xeon Gold 6338N is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 32 cores and 64 threads. Base frequency is 2.2 GHz, with boost up to 3.5 GHz. L3 cache: 48 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 185 Watt. Memory support: DDR4-2667. Passmark benchmark score: 42,086 points. Launch price was $800.

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Processing Power

The M3 Max 16-Core packs 16 cores / 16 threads, while the Xeon Gold 6338N offers 32 cores / 64 threads — the Xeon Gold 6338N has 16 more cores. Boost clocks reach 4.06 GHz on the M3 Max 16-Core versus 3.5 GHz on the Xeon Gold 6338N — a 14.8% clock advantage for the M3 Max 16-Core (base: 2.748 GHz vs 2.2 GHz). The Xeon Gold 6338N is built on the Ice Lake-SP (2021) architecture. In PassMark, the M3 Max 16-Core scores 41,257 against the Xeon Gold 6338N's 42,086 — a 2% lead for the Xeon Gold 6338N.

Feature	M3 Max 16-Core	Xeon Gold 6338N
Cores / Threads	16 / 16	32 / 64+100%
Boost Clock	4.06 GHz+16%	3.5 GHz
Base Clock	2.748 GHz+25%	2.2 GHz
L3 Cache	—	48 MB (total)
L2 Cache	—	1 MB (per core)
Process	3 nm-70%	10 nm
Architecture	—	Ice Lake-SP (2021)
PassMark	41,257	42,086+2%

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Memory & Platform

The M3 Max 16-Core uses the none socket (PCIe 4.0), while the Xeon Gold 6338N uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 6400 on the M3 Max 16-Core versus 2667 on the Xeon Gold 6338N — the M3 Max 16-Core supports 140% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Gold 6338N supports up to 6144 of RAM compared to 128 — 4700% more capacity for professional workloads. Memory channels: 4 (M3 Max 16-Core) vs 8 (Xeon Gold 6338N). PCIe lanes: 0 (M3 Max 16-Core) vs 64 (Xeon Gold 6338N) — the Xeon Gold 6338N offers 64 more lanes for additional GPUs or NVMe drives. Chipset compatibility: Apple M3 (M3 Max 16-Core) and LGA4189 (Xeon Gold 6338N).

Feature	M3 Max 16-Core	Xeon Gold 6338N
Socket	none	LGA4189
PCIe Generation	PCIe 4.0	PCIe 4.0
Max RAM Speed	6400+140%	2667
Max RAM Capacity	128	6144+4700%
RAM Channels	4	8+100%
ECC Support	No	Yes
PCIe Lanes	0	64

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Advanced Features

Neither processor supports overclocking. Only the Xeon Gold 6338N supports AVX-512 instructions — important for machine learning and scientific applications. Virtualization support: VT-x, VT-d (macOS) (M3 Max 16-Core) vs VT-x, VT-d (Xeon Gold 6338N). The M3 Max 16-Core includes integrated graphics (Apple M3 Max GPU (40-core)), while the Xeon Gold 6338N requires a dedicated GPU. Direct competitor: M3 Max 16-Core rivals Core i9-13950HX; Xeon Gold 6338N rivals EPYC 7513.