Ryzen 9 4900HS vs Xeon Silver 4509Y

Ryzen 9 4900HS vs Xeon Silver 4509Y Performance Spectrum

Ryzen 9 4900HS

8 / 16

18,793

+0.2%

Ryzen Threadripper PRO 5975WX

Ryzen Threadripper 9960X

Xeon Silver 4509Y

8 / 16

18,749

0.0%

About PassMark

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.

Ryzen 9 4900HS vs Xeon Silver 4509Y 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.

Ryzen 9 4900HS vs Xeon Silver 4509Y: Pros, Cons & Final Verdict

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

Ryzen 9 4900HS

2020

Why buy it

✅Draws 35W instead of 125W, a 90W reduction.
✅100+% more PCIe lanes (8 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Vega 8, while Xeon Silver 4509Y needs a discrete GPU.

Trade-offs

❌Smaller total L3 cache (8 MB vs 23 MB).
❌Older platform position on FP6 with DDR4, while Xeon Silver 4509Y moves to LGA4677 and DDR5.

Xeon Silver 4509Y

2023

Why buy it

✅+181.3% larger total L3 cache (23 MB vs 8 MB).
✅Newer platform on LGA4677 with DDR5 support instead of FP6 and DDR4.

Trade-offs

❌Lower PassMark (18,749 vs 18,793).
❌257.1% higher power demand at 125W vs 35W.
❌No integrated graphics, while Ryzen 9 4900HS can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Ryzen 9 4900HS better than Xeon Silver 4509Y?

Not really, because they are built for different jobs. Xeon Silver 4509Y makes more sense for workstation-style multi-core throughput, while Ryzen 9 4900HS is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Ryzen 9 4900HS is the better pick. According to our tests, it delivers 0.9% 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, Ryzen 9 4900HS is the stronger fit. You are getting 0.2% better PassMark, backed by 8 cores and 16 threads.

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

Ryzen 9 4900HS still makes the most sense overall. Ryzen 9 4900HS comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 0.9% average FPS lead across 50 shared CPU game tests in our data.

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 2020), a healthier platform with LGA4677 and DDR5 instead of FP6, and 181.3% larger total L3 cache (23 MB vs 8 MB). That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Ryzen 9 4900HS vs Xeon Silver 4509Y Technical Specifications

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

Ryzen 9 4900HS

The Ryzen 9 4900HS is manufactured by AMD. It was released in 7 March 2020 (5 years ago). It is based on the Renoir (Zen 2) (2020) architecture. It features 8 cores and 16 threads. Base frequency is 3 GHz, with boost up to 4.3 GHz. L3 cache: 8 MB (total). L2 cache: 512 kB (per core). Built on 7 nm process technology. Socket: FP6. Thermal design power (TDP): 35 Watt. Memory support: DDR4-4266. Passmark benchmark score: 18,793 points. Launch price was $299.

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.

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Processing Power

Both the Ryzen 9 4900HS and Xeon Silver 4509Y share an identical 8-core/16-thread configuration. Boost clocks reach 4.3 GHz on the Ryzen 9 4900HS versus 4.1 GHz on the Xeon Silver 4509Y — a 4.8% clock advantage for the Ryzen 9 4900HS (base: 3 GHz vs 2.6 GHz). The Ryzen 9 4900HS uses the Renoir (Zen 2) (2020) architecture (7 nm), while the Xeon Silver 4509Y uses Sapphire Rapids (2023−2024) (Intel 7 nm). In PassMark, the Ryzen 9 4900HS scores 18,793 against the Xeon Silver 4509Y's 18,749 — a 0.2% lead for the Ryzen 9 4900HS. L3 cache: 8 MB (total) on the Ryzen 9 4900HS vs 22.5 MB (total) on the Xeon Silver 4509Y.

Feature	Ryzen 9 4900HS	Xeon Silver 4509Y
Cores / Threads	8 / 16	8 / 16
Boost Clock	4.3 GHz+5%	4.1 GHz
Base Clock	3 GHz+15%	2.6 GHz
L3 Cache	8 MB (total)	22.5 MB (total)+181%
L2 Cache	512 kB (per core)	2 MB (per core)+300%
Process	7 nm	Intel 7 nm
Architecture	Renoir (Zen 2) (2020)	Sapphire Rapids (2023−2024)
PassMark	18,793	18,749

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Memory & Platform

The Ryzen 9 4900HS uses the FP6 socket (PCIe 3.0), while the Xeon Silver 4509Y uses LGA4677 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Ryzen 9 4900HS	Xeon Silver 4509Y
Socket	FP6	LGA4677
PCIe Generation	PCIe 3.0	PCIe 3.0
Max RAM Speed	LPDDR4-4266	—
Max RAM Capacity	64 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	8	—

🔧

Advanced Features

Virtualization: AMD-V (Ryzen 9 4900HS) / not specified (Xeon Silver 4509Y). The Ryzen 9 4900HS includes integrated graphics (Vega 8), while the Xeon Silver 4509Y requires a dedicated GPU. Primary use case: Ryzen 9 4900HS targets Mobile High-End.