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.

Xeon Gold 6438N vs Xeon Platinum 8358 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.

Xeon Gold 6438N vs Xeon Platinum 8358: Pros, Cons & Final Verdict

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

Xeon Gold 6438N

2023

Why buy it

✅+25% larger total L3 cache (60 MB vs 48 MB).
✅Costs $1,256 less on MSRP ($3,351 MSRP vs $4,607 MSRP).
✅Delivers 33.4% more PassMark for each dollar spent, at 15.8 vs 11.8 PassMark/$ ($3,351 MSRP vs $4,607 MSRP).
✅Draws 205W instead of 250W, a 45W reduction.
✅Newer platform on LGA4677 with DDR5 support instead of LGA4189 and DDR4.

Trade-offs

❌Lower PassMark (52,789 vs 54,416).

Xeon Platinum 8358

2021

Why buy it

✅+3.1% higher PassMark.

Trade-offs

❌Smaller total L3 cache (48 MB vs 60 MB).
❌Lower PassMark per dollar, at 11.8 vs 15.8 PassMark/$ ($4,607 MSRP vs $3,351 MSRP).
❌22% higher power demand at 250W vs 205W.
❌Older platform position on LGA4189 with DDR4, while Xeon Gold 6438N moves to LGA4677 and DDR5.

Quick Answers

So, is Xeon Gold 6438N better than Xeon Platinum 8358?

It depends on what you want from the system. For gaming, Xeon Gold 6438N is ahead with a 2.2% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon Platinum 8358 pulls ahead with 3.1% better PassMark. Xeon Gold 6438N also has the bigger cache pool with 25% larger total L3 cache (60 MB vs 48 MB).

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

For streaming, content creation, and heavier multitasking, Xeon Platinum 8358 is the stronger fit. You are getting 3.1% better PassMark, backed by 32 cores and 64 threads.

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

Xeon Gold 6438N is the better buy right now. Xeon Gold 6438N comes in $1,256 cheaper on MSRP at $3,351 MSRP versus $4,607 MSRP, and it still gives you a 2.2% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Xeon Platinum 8358 is still stronger for heavier multi-core work with 3.1% better PassMark. It is also 33.4% better value on MSRP (15.8 vs 11.8 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Xeon Gold 6438N makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2021), a healthier platform with LGA4677 and DDR5 instead of LGA4189, and 25% larger total L3 cache (60 MB vs 48 MB). That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Xeon Gold 6438N vs Xeon Platinum 8358 Technical Specifications

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

Xeon Gold 6438N

The Xeon Gold 6438N is manufactured by Intel. It was released in 10 January 2023 (2 years ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 32 cores and 64 threads. Base frequency is 2 GHz, with boost up to 3.6 GHz. L3 cache: 60 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 205 Watt. Memory support: DDR5-4800, DDR5-4400. Passmark benchmark score: 52,789 points. Launch price was $3,351.

Xeon Platinum 8358

The Xeon Platinum 8358 is manufactured by Intel. It was released in 2021-04-06. It is based on the Ice Lake-SP (2021) architecture. It features 32 cores and 64 threads. Base frequency is 2.6 GHz, with boost up to 3.4 GHz. L3 cache: 48 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 250 Watt. Memory support: DDR4-3200. Passmark benchmark score: 54,416 points. Launch price was $3,950.

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Processing Power

Both the Xeon Gold 6438N and Xeon Platinum 8358 share an identical 32-core/64-thread configuration. Boost clocks reach 3.6 GHz on the Xeon Gold 6438N versus 3.4 GHz on the Xeon Platinum 8358 — a 5.7% clock advantage for the Xeon Gold 6438N (base: 2 GHz vs 2.6 GHz). The Xeon Gold 6438N uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the Xeon Platinum 8358 uses Ice Lake-SP (2021) (10 nm). In PassMark, the Xeon Gold 6438N scores 52,789 against the Xeon Platinum 8358's 54,416 — a 3% lead for the Xeon Platinum 8358. L3 cache: 60 MB on the Xeon Gold 6438N vs 48 MB (total) on the Xeon Platinum 8358.

Feature	Xeon Gold 6438N	Xeon Platinum 8358
Cores / Threads	32 / 64	32 / 64
Boost Clock	3.6 GHz+6%	3.4 GHz
Base Clock	2 GHz	2.6 GHz+30%
L3 Cache	60 MB+25%	48 MB (total)
L2 Cache	2 MB (per core)+100%	1 MB (per core)
Process	Intel 7 nm-30%	10 nm
Architecture	Sapphire Rapids (2023−2024)	Ice Lake-SP (2021)
PassMark	52,789	54,416+3%
Geekbench 6 Single	1,500	—
Geekbench 6 Multi	20,000	—

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Memory & Platform

The Xeon Gold 6438N uses the LGA4677 socket (PCIe 5.0), while the Xeon Platinum 8358 uses LGA4189 (PCIe 4.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-4800 on the Xeon Gold 6438N versus 3200 on the Xeon Platinum 8358 — the Xeon Gold 6438N supports 50% faster memory, which can translate to measurable gains in memory-sensitive workloads. Both support up to 4096 GB of RAM. Both feature 8-channel memory with ECC support. PCIe lanes: 80 (Xeon Gold 6438N) vs 64 (Xeon Platinum 8358) — the Xeon Gold 6438N offers 16 more lanes for additional GPUs or NVMe drives. Chipset compatibility: C741 (Xeon Gold 6438N) and C621A (Xeon Platinum 8358).

Feature	Xeon Gold 6438N	Xeon Platinum 8358
Socket	LGA4677	LGA4189
PCIe Generation	PCIe 5.0+25%	PCIe 4.0
Max RAM Speed	DDR5-4800+50%	3200
Max RAM Capacity	4096 GB	4096 GB
RAM Channels	8	8
ECC Support	Yes	Yes
PCIe Lanes	80+25%	64

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Advanced Features

Neither processor supports overclocking. Both support AVX-512 instructions, benefiting scientific computing, AI inference, and encryption workloads. Both support VT-x, VT-d virtualization. Primary use case: Xeon Gold 6438N targets Server. Direct competitor: Xeon Gold 6438N rivals EPYC 9354; Xeon Platinum 8358 rivals EPYC 7543.

Feature	Xeon Gold 6438N	Xeon Platinum 8358
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	No	No
AVX-512	Yes	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d
Target Use	Server	—

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Value Analysis

At launch, the Xeon Gold 6438N was priced at $3351, while the Xeon Platinum 8358 came in at $4607. On launch pricing ($3351 vs $4607), Xeon Gold 6438N was $1256 cheaper. In terms of value on MSRP (PassMark points per dollar), the Xeon Gold 6438N delivers 15.8 pts/$ vs 11.8 pts/$ for the Xeon Platinum 8358 — making the Xeon Gold 6438N the 28.6% better value option.

Feature	Xeon Gold 6438N	Xeon Platinum 8358
MSRP	$3351-27%	$4607
Performance per Dollar	15.8+34%	11.8
Release Date	2023	2021

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