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 6520P 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 6520P 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 6520P

2025

Why buy it

✅Massive L3 cache advantage with 144 MB vs 83 MB, which is a real win in CPU-limited gaming.
✅Costs $5,245 less on MSRP ($1,295 MSRP vs $6,540 MSRP).
✅Delivers 418.5% more PassMark for each dollar spent, at 49.4 vs 9.5 PassMark/$ ($1,295 MSRP vs $6,540 MSRP).
✅Draws 210W instead of 270W, a 60W reduction.
✅10% more PCIe lanes (88 vs 80) for storage and expansion-heavy builds.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Xeon Platinum 8454H

2023

Why buy it

Trade-offs

❌No 3D V-Cache or similar L3 advantage, which matters in CPU-limited gaming (83 MB vs 144 MB).
❌Lower PassMark (62,347 vs 64,010).
❌Lower PassMark per dollar, at 9.5 vs 49.4 PassMark/$ ($6,540 MSRP vs $1,295 MSRP).
❌28.6% higher power demand at 270W vs 210W.

Quick Answers

So, is Xeon 6520P better than Xeon Platinum 8454H?

Yes. Xeon 6520P is the better all-around CPU here. It gives you a 1.5% average FPS lead across 50 shared CPU game tests in our data, 2.7% 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 6520P is the better pick. According to our tests, it delivers 1.5% more average FPS across 50 shared CPU game tests. It also has a clear cache advantage at 144 MB versus 83 MB.

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

For streaming, content creation, and heavier multitasking, Xeon 6520P is the stronger fit. You are getting 2.7% better PassMark, backed by 24 cores and 48 threads. It also has the larger cache pool with 74.5% larger total L3 cache (144 MB vs 83 MB).

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

Xeon 6520P is the better buy right now. Xeon 6520P comes in $5,245 cheaper on MSRP at $1,295 MSRP versus $6,540 MSRP, and it still gives you a 1.5% average FPS lead across 50 shared CPU game tests in our data. It is also 418.5% better value on MSRP (49.4 vs 9.5 PassMark/$), 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 6520P makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2023), 3D V-Cache and a much larger 144 MB L3 cache instead of 83 MB, and more multi-core headroom with 24 cores / 48 threads instead of 32/64. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Xeon 6520P vs Xeon Platinum 8454H Technical Specifications

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

Xeon 6520P

The Xeon 6520P is manufactured by Intel. It was released in 24 February 2025 (less than a year ago). It is based on the Granite Rapids (2024−2025) architecture. It features 24 cores and 48 threads. Base frequency is 2.4 GHz, with boost up to 4 GHz. L3 cache: 144 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 210 Watt. Memory support: DDR5(6400MT/s). Passmark benchmark score: 64,010 points. Launch price was $1,295.

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

The Xeon 6520P packs 24 cores / 48 threads, while the Xeon Platinum 8454H offers 32 cores / 64 threads — the Xeon Platinum 8454H has 8 more cores. Boost clocks reach 4 GHz on the Xeon 6520P versus 3.4 GHz on the Xeon Platinum 8454H — a 16.2% clock advantage for the Xeon 6520P (base: 2.4 GHz vs 2.1 GHz). The Xeon 6520P uses the Granite Rapids (2024−2025) architecture (Intel 3 nm), while the Xeon Platinum 8454H uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Xeon 6520P scores 64,010 against the Xeon Platinum 8454H's 62,347 — a 2.6% lead for the Xeon 6520P. L3 cache: 144 MB (total) on the Xeon 6520P vs 82.5 MB on the Xeon Platinum 8454H.

Feature	Xeon 6520P	Xeon Platinum 8454H
Cores / Threads	24 / 48	32 / 64+33%
Boost Clock	4 GHz+18%	3.4 GHz
Base Clock	2.4 GHz+14%	2.1 GHz
L3 Cache	144 MB (total)+75%	82.5 MB
L2 Cache	2 MB (per core)	2 MB (per core)
Process	Intel 3 nm-57%	Intel 7 nm
Architecture	Granite Rapids (2024−2025)	Sapphire Rapids (2023−2024)
PassMark	64,010+3%	62,347
Geekbench 6 Single	1,900	—
Geekbench 6 Multi	25,000	—

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Memory & Platform

The Xeon 6520P uses the LGA4710 socket (PCIe 5.0), while the Xeon Platinum 8454H uses LGA4677 (PCIe 5.0) — making them incompatible on the same motherboard. Maximum memory speed reaches DDR5-6400 on the Xeon 6520P versus 4800 on the Xeon Platinum 8454H — the Xeon 6520P supports 33.3% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon Platinum 8454H supports up to 4096 TB of RAM compared to 4 TB — 102300% more capacity for professional workloads. Both feature 8-channel memory with ECC support. PCIe lanes: 88 (Xeon 6520P) vs 80 (Xeon Platinum 8454H) — the Xeon 6520P offers 8 more lanes for additional GPUs or NVMe drives. Chipset compatibility: FCLGA4710 (Xeon 6520P) and C741 (Xeon Platinum 8454H).

Feature	Xeon 6520P	Xeon Platinum 8454H
Socket	LGA4710	LGA4677
PCIe Generation	PCIe 5.0	PCIe 5.0
Max RAM Speed	DDR5-6400+33%	4800
Max RAM Capacity	4 TB	4096 TB+102300%
RAM Channels	8	8
ECC Support	Yes	Yes
PCIe Lanes	88+10%	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. Primary use case: Xeon 6520P targets Server. Direct competitor: Xeon 6520P rivals EPYC 9254; Xeon Platinum 8454H rivals EPYC 9354.

Feature	Xeon 6520P	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
Target Use	Server	—

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Value Analysis

At launch, the Xeon 6520P was priced at $1295, while the Xeon Platinum 8454H came in at $6540. On launch pricing ($1295 vs $6540), Xeon 6520P was $5245 cheaper. In terms of value on MSRP (PassMark points per dollar), the Xeon 6520P delivers 49.4 pts/$ vs 9.5 pts/$ for the Xeon Platinum 8454H — making the Xeon 6520P the 135.3% better value option.

Feature	Xeon 6520P	Xeon Platinum 8454H
MSRP	$1295-80%	$6540
Performance per Dollar	49.4+420%	9.5
Release Date	2025	2023

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