Xeon Gold 6438Y+ vs Xeon Platinum 8454H

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 6438Y+ vs Xeon Platinum 8454H 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 6438Y+ vs Xeon Platinum 8454H: 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 6438Y+

2023

Why buy it

✅Costs $3,933 less on MSRP ($2,607 MSRP vs $6,540 MSRP).
✅Delivers 152.1% more PassMark for each dollar spent, at 24.0 vs 9.5 PassMark/$ ($2,607 MSRP vs $6,540 MSRP).
✅Draws 205W instead of 270W, a 65W reduction.

Trade-offs

❌Smaller total L3 cache (60 MB vs 83 MB).

Xeon Platinum 8454H

2023

Why buy it

✅+37.5% larger total L3 cache (83 MB vs 60 MB).

Trade-offs

❌Lower PassMark (62,347 vs 62,660).
❌Lower PassMark per dollar, at 9.5 vs 24.0 PassMark/$ ($6,540 MSRP vs $2,607 MSRP).
❌31.7% higher power demand at 270W vs 205W.

Quick Answers

So, is Xeon Gold 6438Y+ better than Xeon Platinum 8454H?

Yes. Xeon Gold 6438Y+ is the better all-around CPU here. It gives you a 2.7% average FPS lead across 50 shared CPU game tests in our data, 0.5% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Xeon Gold 6438Y+ is the better pick. According to our tests, it delivers 2.7% 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 6438Y+ is the stronger fit. You are getting 0.5% better PassMark, backed by 32 cores and 64 threads.

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

Xeon Gold 6438Y+ is the better buy right now. Xeon Gold 6438Y+ comes in $3,933 cheaper on MSRP at $2,607 MSRP versus $6,540 MSRP, and it still gives you a 2.7% average FPS lead across 50 shared CPU game tests in our data. It is also 152.1% better value on MSRP (24.0 vs 9.5 PassMark/$), 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 6438Y+ makes more sense long term for 2026 and beyond. You are getting more multi-core headroom with 32 cores / 64 threads instead of 32/64. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Xeon Gold 6438Y+ vs Xeon Platinum 8454H Technical Specifications

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

Xeon Gold 6438Y+

The Xeon Gold 6438Y+ 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 4 GHz. L3 cache: 60 MB. L2 cache: 2 MB (per core). Built on 10 nm process technology. Socket: LGA4677. Thermal design power (TDP): 205 Watt. Memory support: DDR5-4800. Passmark benchmark score: 62,660 points. Launch price was $3,141.

Xeon Platinum 8454H

The Xeon Platinum 8454H 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 2.1 GHz, with boost up to 3.4 GHz. L3 cache: 82.5 MB. L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 270 Watt. Memory support: DDR5-4800, DDR5-4400. Passmark benchmark score: 62,347 points. Launch price was $6,540.

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Processing Power

Both the Xeon Gold 6438Y+ and Xeon Platinum 8454H share an identical 32-core/64-thread configuration. Boost clocks reach 4 GHz on the Xeon Gold 6438Y+ versus 3.4 GHz on the Xeon Platinum 8454H — a 16.2% clock advantage for the Xeon Gold 6438Y+ (base: 2 GHz vs 2.1 GHz). Both are built on the Sapphire Rapids (2023−2024) architecture using a 10 nm process. In PassMark, the Xeon Gold 6438Y+ scores 62,660 against the Xeon Platinum 8454H's 62,347 — a 0.5% lead for the Xeon Gold 6438Y+. L3 cache: 60 MB on the Xeon Gold 6438Y+ vs 82.5 MB on the Xeon Platinum 8454H.

Feature	Xeon Gold 6438Y+	Xeon Platinum 8454H
Cores / Threads	32 / 64	32 / 64
Boost Clock	4 GHz+18%	3.4 GHz
Base Clock	2 GHz	2.1 GHz+5%
L3 Cache	60 MB	82.5 MB+38%
L2 Cache	2 MB (per core)	2 MB (per core)
Process	10 nm	Intel 7 nm-30%
Architecture	Sapphire Rapids (2023−2024)	Sapphire Rapids (2023−2024)
PassMark	62,660	62,347

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Memory & Platform

Both processors use the LGA4677 socket with PCIe 5.0. Both support up to 4800 memory speed. Both support up to 4096 of RAM. Both feature 8-channel memory with ECC support. Both provide 80 PCIe lanes. Chipset compatibility: C741 (Xeon Gold 6438Y+) and C741 (Xeon Platinum 8454H).

Feature	Xeon Gold 6438Y+	Xeon Platinum 8454H
Socket	LGA4677	LGA4677
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	4800	4800
Max RAM Capacity	4096	4096
RAM Channels	8	8
ECC Support	Yes	Yes
PCIe Lanes	80	80

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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. Direct competitor: Xeon Gold 6438Y+ rivals EPYC 9354; Xeon Platinum 8454H rivals EPYC 9354.

Feature	Xeon Gold 6438Y+	Xeon Platinum 8454H
Integrated GPU	No	No
IGPU Model	None	None
Unlocked	No	No
AVX-512	Yes	Yes
Virtualization	VT-x, VT-d	VT-x, VT-d

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Value Analysis

At launch, the Xeon Gold 6438Y+ was priced at $2607, while the Xeon Platinum 8454H came in at $6540. On launch pricing ($2607 vs $6540), Xeon Gold 6438Y+ was $3933 cheaper. In terms of value on MSRP (PassMark points per dollar), the Xeon Gold 6438Y+ delivers 24.0 pts/$ vs 9.5 pts/$ for the Xeon Platinum 8454H — making the Xeon Gold 6438Y+ the 86.4% better value option.

Feature	Xeon Gold 6438Y+	Xeon Platinum 8454H
MSRP	$2607-60%	$6540
Performance per Dollar	24.0+153%	9.5
Release Date	2023	2023

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