Xeon Silver 4309Y 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 4309Y 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 4309Y 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 4309Y

2021

Why buy it

✅Better for gaming: +7.5% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌Lower PassMark (18,718 vs 18,742).
❌31.3% higher power demand at 105W 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

✅+0.1% higher PassMark.
✅Draws 80W instead of 105W, a 25W reduction.
✅100+% more PCIe lanes (20 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with UHD Graphics P750, while Xeon Silver 4309Y needs a discrete GPU.
✅Includes a boxed cooler (Yes), unlike Xeon Silver 4309Y.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon Silver 4309Y across 50 shared CPU benchmark tests.
❌Launch MSRP is still $255 MSRP, while Xeon Silver 4309Y mostly shows up through inconsistent older-market listings.

Quick Answers

So, is Xeon W-1350 better than Xeon Silver 4309Y?

It depends on what you want from the system. For gaming, Xeon Silver 4309Y is ahead with a 7.5% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon W-1350 pulls ahead with 0.1% better PassMark.

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

For streaming, content creation, and heavier multitasking, Xeon W-1350 is the stronger fit. You are getting 0.1% better PassMark, backed by 6 cores and 12 threads.

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

Xeon W-1350 is the better buy right now. Xeon W-1350 comes in at an unclear MSRP at $255 MSRP versus unclear MSRP, and it still gives you 0.1% better PassMark. The compromise is that Xeon Silver 4309Y is still the better pure gaming CPU with a 7.5% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (73.5 vs 0.0 PassMark/$), 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 W-1350 makes more sense long term for 2026 and beyond. You are getting more multi-core headroom with 6 cores / 12 threads instead of 8/16 and AVX-512 support for heavier modern compute workloads. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Xeon Silver 4309Y vs Xeon W-1350 Technical Specifications

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

Xeon Silver 4309Y

The Xeon Silver 4309Y is manufactured by Intel. It was released in 2015-01-01. It is based on the Ice Lake-SP (2021) architecture. It features 8 cores and 16 threads. Base frequency is 2.8 GHz, with boost up to 3.6 GHz. L3 cache: 12 MB (total). L2 cache: 1 MB (per core). Built on 10 nm process technology. Socket: LGA4189. Thermal design power (TDP): 105 Watt. Memory support: DDR4-2667. Passmark benchmark score: 18,718 points. Launch price was $800.

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 4309Y packs 8 cores / 16 threads, while the Xeon W-1350 offers 6 cores / 12 threads — the Xeon Silver 4309Y has 2 more cores. Boost clocks reach 3.6 GHz on the Xeon Silver 4309Y versus 5 GHz on the Xeon W-1350 — a 32.6% clock advantage for the Xeon W-1350 (base: 2.8 GHz vs 3.3 GHz). The Xeon Silver 4309Y uses the Ice Lake-SP (2021) architecture (10 nm), while the Xeon W-1350 uses Rocket Lake-S (2021) (14 nm). In PassMark, the Xeon Silver 4309Y scores 18,718 against the Xeon W-1350's 18,742 — a 0.1% lead for the Xeon W-1350. Both processors carry 12 MB (total) of L3 cache.

Feature	Xeon Silver 4309Y	Xeon W-1350
Cores / Threads	8 / 16+33%	6 / 12
Boost Clock	3.6 GHz	5 GHz+39%
Base Clock	2.8 GHz	3.3 GHz+18%
L3 Cache	12 MB (total)	12 MB (total)
L2 Cache	1 MB (per core)+100%	512 kB (per core)
Process	10 nm-29%	14 nm
Architecture	Ice Lake-SP (2021)	Rocket Lake-S (2021)
PassMark	18,718	18,742
Geekbench 6 Single	—	2,140
Geekbench 6 Multi	—	9,104

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Memory & Platform

The Xeon Silver 4309Y uses the LGA4189 socket (PCIe 4.0), while the Xeon W-1350 uses LGA1200 (PCIe 4.0) — making them incompatible on the same motherboard.

Feature	Xeon Silver 4309Y	Xeon W-1350
Socket	LGA4189	LGA1200
PCIe Generation	PCIe 4.0	PCIe 4.0
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 4309Y) / Yes (Xeon W-1350). The Xeon W-1350 includes integrated graphics (UHD Graphics P750), while the Xeon Silver 4309Y requires a dedicated GPU.