Xeon Silver 4509Y vs Xeon W-1350

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 Silver 4509Y vs Xeon W-1350 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 Silver 4509Y vs Xeon W-1350: Pros, Cons & Final Verdict

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

Xeon Silver 4509Y

2023

Why buy it

✅Better for gaming: +7.4% higher average FPS across 50 shared CPU benchmark tests.
✅+87.5% larger total L3 cache (23 MB vs 12 MB).
✅Newer platform on LGA4677 with DDR5 support instead of LGA1200 and DDR4.

Trade-offs

❌56.3% higher power demand at 125W vs 80W.
❌No integrated graphics, while Xeon W-1350 can still boot and troubleshoot without a discrete GPU.
❌No boxed cooler included, unlike Xeon W-1350.

Xeon W-1350

2021

Why buy it

✅Draws 80W instead of 125W, a 45W reduction.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with UHD Graphics P750, while Xeon Silver 4509Y needs a discrete GPU.
✅Includes a boxed cooler (Yes), unlike Xeon Silver 4509Y.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon Silver 4509Y across 50 shared CPU benchmark tests.
❌Lower PassMark (18,742 vs 18,749).
❌Smaller total L3 cache (12 MB vs 23 MB).
❌Launch MSRP is still $255 MSRP, while Xeon Silver 4509Y mostly shows up through inconsistent older-market listings.
❌Older platform position on LGA1200 with DDR4, while Xeon Silver 4509Y moves to LGA4677 and DDR5.

Quick Answers

So, is Xeon Silver 4509Y better than Xeon W-1350?

Yes. Xeon Silver 4509Y is the better all-around CPU here. It gives you a 7.4% average FPS lead across 50 shared CPU game tests in our data, 0% 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 Silver 4509Y is the better pick. According to our tests, it delivers 7.4% 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 Silver 4509Y is the stronger fit. You are getting 0% better PassMark, backed by 8 cores and 16 threads. It also has the larger cache pool with 87.5% larger total L3 cache (23 MB vs 12 MB).

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

Xeon Silver 4509Y is still the faster CPU overall, but Xeon W-1350 is easier to justify if budget matters more than peak performance. Xeon Silver 4509Y comes in at an unclear MSRP at unclear MSRP versus $255 MSRP, and it still gives you a 7.4% average FPS lead across 50 shared CPU game tests in our data. Xeon W-1350 is also 100.0% better value on MSRP (73.5 vs 0.0 PassMark/$), which is why it can still make sense for tighter-budget builds on paper.

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

Xeon Silver 4509Y 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 LGA1200, 87.5% larger total L3 cache (23 MB vs 12 MB), and more multi-core headroom with 8 cores / 16 threads instead of 6/12. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Xeon Silver 4509Y vs Xeon W-1350 Technical Specifications

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

Xeon Silver 4509Y

The Xeon Silver 4509Y is manufactured by Intel. It was released in 14 December 2023 (1 year ago). It is based on the Sapphire Rapids (2023−2024) architecture. It features 8 cores and 16 threads. Base frequency is 2.6 GHz, with boost up to 4.1 GHz. L3 cache: 22.5 MB (total). L2 cache: 2 MB (per core). Built on Intel 7 nm process technology. Socket: LGA4677. Thermal design power (TDP): 125 Watt. Memory support: DDR5 @ 4400 MT/s (1 DPC &2DPC). Passmark benchmark score: 18,749 points. Launch price was $563.

Xeon W-1350

The Xeon W-1350 is manufactured by Intel. It was released in 6 May 2021 (4 years ago). It is based on the Rocket Lake-S (2021) architecture. It features 6 cores and 12 threads. Base frequency is 3.3 GHz, with boost up to 5 GHz. L3 cache: 12 MB (total). L2 cache: 512 kB (per core). Built on 14 nm process technology. Socket: LGA1200. Thermal design power (TDP): 80 Watt. Memory support: DDR4-3200. Passmark benchmark score: 18,742 points. Launch price was $255.

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Processing Power

The Xeon Silver 4509Y packs 8 cores / 16 threads, while the Xeon W-1350 offers 6 cores / 12 threads — the Xeon Silver 4509Y has 2 more cores. Boost clocks reach 4.1 GHz on the Xeon Silver 4509Y versus 5 GHz on the Xeon W-1350 — a 19.8% clock advantage for the Xeon W-1350 (base: 2.6 GHz vs 3.3 GHz). The Xeon Silver 4509Y uses the Sapphire Rapids (2023−2024) architecture (Intel 7 nm), while the Xeon W-1350 uses Rocket Lake-S (2021) (14 nm). In PassMark, the Xeon Silver 4509Y scores 18,749 against the Xeon W-1350's 18,742 — a 0% lead for the Xeon Silver 4509Y. L3 cache: 22.5 MB (total) on the Xeon Silver 4509Y vs 12 MB (total) on the Xeon W-1350.

Feature	Xeon Silver 4509Y	Xeon W-1350
Cores / Threads	8 / 16+33%	6 / 12
Boost Clock	4.1 GHz	5 GHz+22%
Base Clock	2.6 GHz	3.3 GHz+27%
L3 Cache	22.5 MB (total)+88%	12 MB (total)
L2 Cache	2 MB (per core)+300%	512 kB (per core)
Process	Intel 7 nm-50%	14 nm
Architecture	Sapphire Rapids (2023−2024)	Rocket Lake-S (2021)
PassMark	18,749	18,742
Geekbench 6 Single	—	2,140
Geekbench 6 Multi	—	9,104

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Memory & Platform

The Xeon Silver 4509Y uses the LGA4677 socket (PCIe 3.0), while the Xeon W-1350 uses LGA1200 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Xeon Silver 4509Y	Xeon W-1350
Socket	LGA4677	LGA1200
PCIe Generation	PCIe 3.0	PCIe 4.0+33%
Max RAM Speed	—	DDR4-3200
Max RAM Capacity	—	128 GB
RAM Channels	—	2
ECC Support	—	Yes
PCIe Lanes	—	20

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Advanced Features

Virtualization: not specified (Xeon Silver 4509Y) / Yes (Xeon W-1350). The Xeon W-1350 includes integrated graphics (UHD Graphics P750), while the Xeon Silver 4509Y requires a dedicated GPU.