Ryzen 9 5900H vs Xeon E-2186G

Ryzen 9 5900H vs Xeon E-2186G Performance Spectrum

Ryzen 9 5900H

8 / 16

13,510

0.0%

Ryzen Threadripper PRO 7945WX

Ryzen Threadripper PRO 9955WX

Ryzen Threadripper 9960X

Xeon E-2186G

6 / 12

13,612

+0.8%

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 5900H vs Xeon E-2186G 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 5900H vs Xeon E-2186G: 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 5900H

2021

Why buy it

✅+33.3% larger total L3 cache (16 MB vs 12 MB).
✅Draws 45W instead of 95W, a 50W reduction.

Trade-offs

❌Lower PassMark (13,510 vs 13,612).

Xeon E-2186G

2018

Why buy it

Trade-offs

❌Smaller total L3 cache (12 MB vs 16 MB).
❌111.1% higher power demand at 95W vs 45W.

Quick Answers

So, is Xeon E-2186G better than Ryzen 9 5900H?

Not really, because they are built for different jobs. Xeon E-2186G makes more sense for workstation-style multi-core throughput, while Ryzen 9 5900H is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Xeon E-2186G is the better pick. According to our tests, it delivers 2.2% 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 E-2186G is the stronger fit. You are getting 0.8% better PassMark, backed by 6 cores and 12 threads.

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

Xeon E-2186G still makes the most sense overall. Xeon E-2186G comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 2.2% average FPS lead across 50 shared CPU game tests in our data.

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

Ryzen 9 5900H makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2021 vs 2018) and 33.3% larger total L3 cache (16 MB vs 12 MB). That makes it the safer long-term bet.

Ryzen 9 5900H vs Xeon E-2186G Technical Specifications

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

Ryzen 9 5900H

The Ryzen 9 5900H is manufactured by AMD. It was released in 7 January 2021 (4 years ago). It is based on the Cezanne U (Zen 3) (2021−2022) architecture. It features 8 cores and 16 threads. Base frequency is 3.3 GHz, with boost up to 4.6 GHz. L3 cache: 16 MB. L2 cache: 4 MB. Built on 7 nm process technology. Socket: FP6. Thermal design power (TDP): 45 Watt. Passmark benchmark score: 13,510 points. Launch price was $149.

Xeon E-2186G

The Xeon E-2186G is manufactured by Intel. It was released in 31 May 2018 (7 years ago). It is based on the Coffee Lake-S (2017−2018) architecture. It features 6 cores and 12 threads. Base frequency is 3.8 GHz, with boost up to 4.7 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 95 Watt. Memory support: DDR4-2666. Passmark benchmark score: 13,612 points. Launch price was $506.

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Processing Power

The Ryzen 9 5900H packs 8 cores / 16 threads, while the Xeon E-2186G offers 6 cores / 12 threads — the Ryzen 9 5900H has 2 more cores. Boost clocks reach 4.6 GHz on the Ryzen 9 5900H versus 4.7 GHz on the Xeon E-2186G — a 2.2% clock advantage for the Xeon E-2186G (base: 3.3 GHz vs 3.8 GHz). The Ryzen 9 5900H uses the Cezanne U (Zen 3) (2021−2022) architecture (7 nm), while the Xeon E-2186G uses Coffee Lake-S (2017−2018) (14 nm). In PassMark, the Ryzen 9 5900H scores 13,510 against the Xeon E-2186G's 13,612 — a 0.8% lead for the Xeon E-2186G. L3 cache: 16 MB on the Ryzen 9 5900H vs 12 MB (total) on the Xeon E-2186G.

Feature	Ryzen 9 5900H	Xeon E-2186G
Cores / Threads	8 / 16+33%	6 / 12
Boost Clock	4.6 GHz	4.7 GHz+2%
Base Clock	3.3 GHz	3.8 GHz+15%
L3 Cache	16 MB+33%	12 MB (total)
L2 Cache	4 MB+1500%	256 kB (per core)
Process	7 nm-50%	14 nm
Architecture	Cezanne U (Zen 3) (2021−2022)	Coffee Lake-S (2017−2018)
PassMark	13,510	13,612

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Memory & Platform

The Ryzen 9 5900H uses the FP6 socket (PCIe 4.0), while the Xeon E-2186G uses LGA1151 (PCIe 3.0) — making them incompatible on the same motherboard.