Xeon E-2186G vs Xeon Silver 4215

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 E-2186G vs Xeon Silver 4215 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 E-2186G vs Xeon Silver 4215: Pros, Cons & Final Verdict

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

Xeon E-2186G

2018

Why buy it

✅Better for gaming: +8.7% higher average FPS across 50 shared CPU benchmark tests.

Trade-offs

❌Lower PassMark (13,612 vs 13,728).

Xeon Silver 4215

2019

Why buy it

✅+0.9% higher PassMark.
✅Draws 85W instead of 95W, a 10W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon E-2186G across 50 shared CPU benchmark tests.

Quick Answers

So, is Xeon Silver 4215 better than Xeon E-2186G?

It depends on what you want from the system. For gaming, Xeon E-2186G is ahead with a 8.7% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon Silver 4215 pulls ahead with 0.9% better PassMark.

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

For streaming, content creation, and heavier multitasking, Xeon Silver 4215 is the stronger fit. You are getting 0.9% better PassMark, backed by 8 cores and 16 threads.

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

Xeon Silver 4215 still makes the most sense overall. Xeon Silver 4215 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you 0.9% better PassMark.

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

Xeon Silver 4215 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2019 vs 2018) and more multi-core headroom with 8 cores / 16 threads instead of 6/12. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Xeon E-2186G vs Xeon Silver 4215 Technical Specifications

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

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.

Xeon Silver 4215

The Xeon Silver 4215 is manufactured by Intel. It was released in 2 April 2019 (6 years ago). It is based on the Cascade Lake (2019−2020) architecture. It features 8 cores and 16 threads. Base frequency is 2.5 GHz, with boost up to 3.5 GHz. L3 cache: 11 MB. L2 cache: 8 MB. Built on 14 nm process technology. Socket: LGA3647. Thermal design power (TDP): 85 Watt. Memory support: DDR4-2400. Passmark benchmark score: 13,728 points. Launch price was $794.

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Processing Power

The Xeon E-2186G packs 6 cores / 12 threads, while the Xeon Silver 4215 offers 8 cores / 16 threads — the Xeon Silver 4215 has 2 more cores. Boost clocks reach 4.7 GHz on the Xeon E-2186G versus 3.5 GHz on the Xeon Silver 4215 — a 29.3% clock advantage for the Xeon E-2186G (base: 3.8 GHz vs 2.5 GHz). The Xeon E-2186G uses the Coffee Lake-S (2017−2018) architecture (14 nm), while the Xeon Silver 4215 uses Cascade Lake (2019−2020) (14 nm). In PassMark, the Xeon E-2186G scores 13,612 against the Xeon Silver 4215's 13,728 — a 0.8% lead for the Xeon Silver 4215. L3 cache: 12 MB (total) on the Xeon E-2186G vs 11 MB on the Xeon Silver 4215.

Feature	Xeon E-2186G	Xeon Silver 4215
Cores / Threads	6 / 12	8 / 16+33%
Boost Clock	4.7 GHz+34%	3.5 GHz
Base Clock	3.8 GHz+52%	2.5 GHz
L3 Cache	12 MB (total)+9%	11 MB
L2 Cache	256 kB (per core)	8 MB+3100%
Process	14 nm	14 nm
Architecture	Coffee Lake-S (2017−2018)	Cascade Lake (2019−2020)
PassMark	13,612	13,728

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Memory & Platform

The Xeon E-2186G uses the LGA1151 socket (PCIe 3.0), while the Xeon Silver 4215 uses LGA3647 (PCIe 3.0) — making them incompatible on the same motherboard.