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 6505P vs Xeon Platinum 8180 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 6505P vs Xeon Platinum 8180: Pros, Cons & Final Verdict

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

Xeon 6505P

2025

Why buy it

✅+2.8% higher PassMark.
✅+24.7% larger total L3 cache (48 MB vs 39 MB).
✅Costs $9,446 less on MSRP ($563 MSRP vs $10,009 MSRP).
✅Delivers 1728.1% more PassMark for each dollar spent, at 69.9 vs 3.8 PassMark/$ ($563 MSRP vs $10,009 MSRP).
✅Draws 150W instead of 205W, a 55W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon Platinum 8180 across 50 shared CPU benchmark tests.

Xeon Platinum 8180

2017

Why buy it

✅Better for gaming: +11.0% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌Lower PassMark (38,259 vs 39,341).
❌Smaller total L3 cache (39 MB vs 48 MB).
❌Lower PassMark per dollar, at 3.8 vs 69.9 PassMark/$ ($10,009 MSRP vs $563 MSRP).
❌36.7% higher power demand at 205W vs 150W.
❌Older platform position on LGA3647 with DDR4, while Xeon 6505P moves to LGA4710 and DDR5.

Quick Answers

So, is Xeon 6505P better than Xeon Platinum 8180?

It depends on what you want from the system. For gaming, Xeon Platinum 8180 is ahead with a 11.0% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon 6505P pulls ahead with 2.8% better PassMark. Xeon 6505P also has the bigger cache pool with 24.7% larger total L3 cache (48 MB vs 39 MB).

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

For streaming, content creation, and heavier multitasking, Xeon 6505P is the stronger fit. You are getting 2.8% better PassMark, backed by 12 cores and 24 threads. It also has the larger cache pool with 24.7% larger total L3 cache (48 MB vs 39 MB).

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

Xeon 6505P is the better buy right now. Xeon 6505P comes in $9,446 cheaper on MSRP at $563 MSRP versus $10,009 MSRP, and it still gives you 2.8% better PassMark. The compromise is that Xeon Platinum 8180 is still the better pure gaming CPU with a 11.0% average FPS lead across 50 shared CPU game tests in our data. It is also 1728.1% better value on MSRP (69.9 vs 3.8 PassMark/$), 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 6505P makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2025 vs 2017), a healthier platform with LGA4710 and DDR5 instead of LGA3647, 24.7% larger total L3 cache (48 MB vs 39 MB), more multi-core headroom with 12 cores / 24 threads instead of 28/56, and AVX-512 support for heavier modern compute workloads. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Xeon 6505P vs Xeon Platinum 8180 Technical Specifications

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

Xeon 6505P

The Xeon 6505P 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 12 cores and 24 threads. Base frequency is 2.2 GHz, with boost up to 4.1 GHz. L3 cache: 48 MB (total). L2 cache: 2 MB (per core). Built on Intel 3 nm process technology. Socket: LGA4710. Thermal design power (TDP): 150 Watt. Memory support: DDR5(6400MT/s). Passmark benchmark score: 39,341 points. Launch price was $563.

Xeon Platinum 8180

The Xeon Platinum 8180 is manufactured by Intel. It was released in 11 July 2017 (8 years ago). It is based on the Skylake (server) (2017−2018) architecture. It features 28 cores and 56 threads. Base frequency is 2.5 GHz, with boost up to 3.8 GHz. L3 cache: 38.5 MB (total). L2 cache: 1 MB (per core). Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 205 Watt. Memory support: DDR4-2666. Passmark benchmark score: 38,259 points. Launch price was $10,009.

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Processing Power

The Xeon 6505P packs 12 cores / 24 threads, while the Xeon Platinum 8180 offers 28 cores / 56 threads — the Xeon Platinum 8180 has 16 more cores. Boost clocks reach 4.1 GHz on the Xeon 6505P versus 3.8 GHz on the Xeon Platinum 8180 — a 7.6% clock advantage for the Xeon 6505P (base: 2.2 GHz vs 2.5 GHz). The Xeon 6505P uses the Granite Rapids (2024−2025) architecture (Intel 3 nm), while the Xeon Platinum 8180 uses Skylake (server) (2017−2018) (14 nm). In PassMark, the Xeon 6505P scores 39,341 against the Xeon Platinum 8180's 38,259 — a 2.8% lead for the Xeon 6505P. L3 cache: 48 MB (total) on the Xeon 6505P vs 38.5 MB (total) on the Xeon Platinum 8180.

Feature	Xeon 6505P	Xeon Platinum 8180
Cores / Threads	12 / 24	28 / 56+133%
Boost Clock	4.1 GHz+8%	3.8 GHz
Base Clock	2.2 GHz	2.5 GHz+14%
L3 Cache	48 MB (total)+25%	38.5 MB (total)
L2 Cache	2 MB (per core)+100%	1 MB (per core)
Process	Intel 3 nm-79%	14 nm
Architecture	Granite Rapids (2024−2025)	Skylake (server) (2017−2018)
PassMark	39,341+3%	38,259

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Memory & Platform

The Xeon 6505P uses the LGA4710 socket (PCIe 5.0), while the Xeon Platinum 8180 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard. Maximum memory speed reaches 6400 on the Xeon 6505P versus DDR4-2666 on the Xeon Platinum 8180 — the Xeon 6505P supports 140.1% faster memory, which can translate to measurable gains in memory-sensitive workloads. The Xeon 6505P supports up to 4096 GB of RAM compared to 768 GB — 433.3% more capacity for professional workloads. Memory channels: 8 (Xeon 6505P) vs 6 (Xeon Platinum 8180). PCIe lanes: 88 (Xeon 6505P) vs 48 (Xeon Platinum 8180) — the Xeon 6505P offers 40 more lanes for additional GPUs or NVMe drives. Chipset compatibility: LGA4710 (Xeon 6505P) and Intel C621 (Xeon Platinum 8180).

Feature	Xeon 6505P	Xeon Platinum 8180
Socket	LGA4710	LGA3647
PCIe Generation	PCIe 5.0+67%	PCIe 3.0
Max RAM Speed	6400+140%	DDR4-2666
Max RAM Capacity	4096 GB+433%	768 GB
RAM Channels	8+33%	6
ECC Support	Yes	Yes
PCIe Lanes	88+83%	48

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Advanced Features

Virtualization: VT-x, VT-d (Xeon 6505P) / not specified (Xeon Platinum 8180). Direct competitor: Xeon 6505P rivals EPYC 9334.

Feature	Xeon 6505P	Xeon Platinum 8180
Integrated GPU	No	No
IGPU Model	None	—
Unlocked	No	—
AVX-512	Yes	—
Virtualization	VT-x, VT-d	—

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Value Analysis

At launch, the Xeon 6505P was priced at $563, while the Xeon Platinum 8180 came in at $10009. On launch pricing ($563 vs $10009), Xeon 6505P was $9446 cheaper. In terms of value on MSRP (PassMark points per dollar), the Xeon 6505P delivers 69.9 pts/$ vs 3.8 pts/$ for the Xeon Platinum 8180 — making the Xeon 6505P the 179.3% better value option.

Feature	Xeon 6505P	Xeon Platinum 8180
MSRP	$563-94%	$10009
Performance per Dollar	69.9+1739%	3.8
Release Date	2025	2017

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