Core i3-1315U vs Xeon E-2186M

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.

Core i3-1315U vs Xeon E-2186M 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.

Core i3-1315U vs Xeon E-2186M: Pros, Cons & Final Verdict

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

Core i3-1315U

2023

Why buy it

✅Draws 15W instead of 45W, a 30W reduction.
✅Newer platform on FCBGA1744 with DDR5 support instead of BGA1440 and DDR4.

Trade-offs

❌Lower PassMark (11,248 vs 11,285).
❌Smaller total L3 cache (10 MB vs 12 MB).
❌Less compelling for workstation-style loads than Xeon E-2186M, which brings 6 cores / 12 threads.

Xeon E-2186M

2018

Why buy it

✅+20% larger total L3 cache (12 MB vs 10 MB).
✅Better for workstations and heavier parallel workloads: 6 cores / 12 threads.

Trade-offs

❌200% higher power demand at 45W vs 15W.
❌Older platform position on BGA1440 with DDR4, while Core i3-1315U moves to FCBGA1744 and DDR5.

Quick Answers

So, is Xeon E-2186M better than Core i3-1315U?

Not really, because they are built for different jobs. Xeon E-2186M makes more sense for workstation-style multi-core throughput, while Core i3-1315U 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-2186M is the better pick. According to our tests, it delivers 1.0% 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-2186M is the stronger fit. You are getting 0.3% better PassMark, backed by 6 cores and 12 threads. It also has the larger cache pool with 20% larger total L3 cache (12 MB vs 10 MB).

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

Xeon E-2186M still makes the most sense overall. Xeon E-2186M comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 1.0% average FPS lead across 50 shared CPU game tests in our data.

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

Core i3-1315U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2023 vs 2018) and a healthier platform with FCBGA1744 and DDR5 instead of BGA1440. That gives you a healthier platform runway for motherboard, RAM, and later CPU upgrades.

Core i3-1315U vs Xeon E-2186M Technical Specifications

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

Core i3-1315U

The Core i3-1315U is manufactured by Intel. It was released in 4 January 2023 (2 years ago). It is based on the Raptor Lake-U (2023) architecture. It features 6 cores and 8 threads. Base frequency is 1.2 GHz, with boost up to 4.5 GHz. L3 cache: 10 MB (total). L2 cache: 1.25 MB (per core). Built on Intel 7 nm process technology. Socket: FCBGA1744. Thermal design power (TDP): 15 Watt. Memory support: DDR5-5200, DDR4-3200, LPDDR4x-4267. Passmark benchmark score: 11,248 points. Launch price was $309.

Xeon E-2186M

The Xeon E-2186M is manufactured by Intel. It was released in 4 April 2018 (7 years ago). It is based on the Coffee Lake-H (2018−2019) architecture. It features 6 cores and 12 threads. Base frequency is 2.9 GHz, with boost up to 4.8 GHz. L3 cache: 12 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: BGA1440. Thermal design power (TDP): 45 Watt. Memory support: DDR4. Passmark benchmark score: 11,285 points. Launch price was $623.

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Processing Power

The Core i3-1315U packs 6 cores / 8 threads, matching the Xeon E-2186M's 6 cores. Boost clocks reach 4.5 GHz on the Core i3-1315U versus 4.8 GHz on the Xeon E-2186M — a 6.5% clock advantage for the Xeon E-2186M (base: 1.2 GHz vs 2.9 GHz). The Core i3-1315U uses the Raptor Lake-U (2023) architecture (Intel 7 nm), while the Xeon E-2186M uses Coffee Lake-H (2018−2019) (14 nm). In PassMark, the Core i3-1315U scores 11,248 against the Xeon E-2186M's 11,285 — a 0.3% lead for the Xeon E-2186M. L3 cache: 10 MB (total) on the Core i3-1315U vs 12 MB (total) on the Xeon E-2186M.

Feature	Core i3-1315U	Xeon E-2186M
Cores / Threads	6 / 8	6 / 12
Boost Clock	4.5 GHz	4.8 GHz+7%
Base Clock	1.2 GHz	2.9 GHz+142%
L3 Cache	10 MB (total)	12 MB (total)+20%
L2 Cache	1.25 MB (per core)+400%	256 kB (per core)
Process	Intel 7 nm-50%	14 nm
Architecture	Raptor Lake-U (2023)	Coffee Lake-H (2018−2019)
PassMark	11,248	11,285

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Memory & Platform

The Core i3-1315U uses the FCBGA1744 socket (PCIe 5.0), while the Xeon E-2186M uses BGA1440 (PCIe 3.0) — making them incompatible on the same motherboard.