Ryzen 9 5900H vs Xeon E-2186G

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.

Head-to-Head Verdict, Benchmarks, Value & Long-Term Outlook

This comparison brings together gaming FPS, productivity performance, platform differences, power efficiency, pricing context, and upgrade path so you can see which CPU actually makes more sense.

Ryzen 9 5900H

2021

Why buy it

✅Better for gaming: +7.4% higher average FPS across 4 shared CPU benchmark tests.
✅+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

✅+0.8% higher PassMark.

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 5900H across 4 shared CPU benchmark tests.
❌Smaller total L3 cache (12 MB vs 16 MB).
❌111.1% higher power demand at 95W vs 45W.

Ryzen 9 5900H

2021

Xeon E-2186G

2018

Why buy it

✅Better for gaming: +7.4% higher average FPS across 4 shared CPU benchmark tests.
✅+33.3% larger total L3 cache (16 MB vs 12 MB).
✅Draws 45W instead of 95W, a 50W reduction.

Why buy it

✅+0.8% higher PassMark.

Trade-offs

❌Lower PassMark (13,510 vs 13,612).

Trade-offs

❌Worse for gaming: lower average FPS than Ryzen 9 5900H across 4 shared CPU benchmark tests.
❌Smaller total L3 cache (12 MB vs 16 MB).
❌111.1% higher power demand at 95W vs 45W.

Quick Answers

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

Not in a simple one-size-fits-all way. Xeon E-2186G makes more sense for workstation-style multi-core throughput, while Ryzen 9 5900H is the better mainstream desktop choice for gaming, platform cost, and day-to-day practicality.

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

For streaming, content creation, and heavier multitasking, Xeon E-2186G is the better 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?

Ryzen 9 5900H still looks like the safer overall buy. Ryzen 9 5900H is at an unclear MSRP at unclear MSRP versus unclear MSRP, and it gives you a 7.4% average FPS lead across 4 shared CPU game tests in our data.

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

Ryzen 9 5900H is the more future-proof choice 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 pick.

Games Benchmarks

Paired with RTX 4090

To accurately isolate CPU performance, all benchmarks below use an NVIDIA RTX 4090 as the reference GPU. This eliminates GPU-side bottlenecks and highlights pure processing throughput differences between the CPUs.

Note: Real-world results may vary based on your actual GPU. CPU performance impact is more visible in processing-intensive titles and high-refresh-rate gaming scenarios.

Ryzen 9 5900H Benchmark Check

Xeon E-2186G Benchmark Check

Path of Exile 2

Preset	Ryzen 9 5900H	Xeon E-2186G
1080p
low	181 FPS	204 FPS
medium	147 FPS	166 FPS
high	122 FPS	133 FPS
ultra	99 FPS	99 FPS
1440p
low	147 FPS	175 FPS
medium	116 FPS	140 FPS
high	95 FPS	111 FPS
ultra	78 FPS	84 FPS
4K
low	81 FPS	89 FPS
medium	69 FPS	78 FPS
high	55 FPS	61 FPS
ultra	43 FPS	47 FPS

Open Ryzen 9 5900H Open Xeon E-2186G

Path of Exile 2

Path of Exile 2

Counter-Strike 2

Preset	Ryzen 9 5900H	Xeon E-2186G
1080p
low	338 FPS	340 FPS
medium	338 FPS	279 FPS
high	327 FPS	248 FPS
ultra	288 FPS	211 FPS
1440p
low	338 FPS	307 FPS
medium	338 FPS	251 FPS
high	300 FPS	225 FPS
ultra	256 FPS	192 FPS
4K
low	278 FPS	254 FPS
medium	246 FPS	211 FPS
high	227 FPS	190 FPS
ultra	197 FPS	155 FPS

Open Ryzen 9 5900H Open Xeon E-2186G

Counter-Strike 2

Counter-Strike 2

League of Legends

Preset	Ryzen 9 5900H	Xeon E-2186G
1080p
low	338 FPS	340 FPS
medium	338 FPS	340 FPS
high	338 FPS	340 FPS
ultra	338 FPS	340 FPS
1440p
low	338 FPS	340 FPS
medium	338 FPS	340 FPS
high	338 FPS	340 FPS
ultra	338 FPS	340 FPS
4K
low	338 FPS	340 FPS
medium	338 FPS	340 FPS
high	326 FPS	340 FPS
ultra	259 FPS	304 FPS

Open Ryzen 9 5900H Open Xeon E-2186G

League of Legends

League of Legends

Valorant

Preset	Ryzen 9 5900H	Xeon E-2186G
1080p
low	338 FPS	340 FPS
medium	338 FPS	340 FPS
high	338 FPS	340 FPS
ultra	338 FPS	340 FPS
1440p
low	338 FPS	340 FPS
medium	338 FPS	340 FPS
high	338 FPS	340 FPS
ultra	338 FPS	340 FPS
4K
low	338 FPS	340 FPS
medium	338 FPS	340 FPS
high	338 FPS	340 FPS
ultra	338 FPS	340 FPS

Open Ryzen 9 5900H Open Xeon E-2186G

Valorant

Valorant

Check FPS for your specific build

Technical Specifications

Side-by-side comparison of Ryzen 9 5900H and Xeon E-2186G

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.