Core i3-8350K vs Xeon E3-1286L v3

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 i3-8350K vs Xeon E3-1286L v3 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 i3-8350K vs Xeon E3-1286L v3: Pros, Cons & Final Verdict

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

Core i3-8350K

2017

Why buy it

Trade-offs

❌Lower PassMark (6,911 vs 6,929).
❌Less compelling for workstation-style loads than Xeon E3-1286L v3, which brings 4 cores / 8 threads.
❌Launch MSRP is still $250 MSRP, while Xeon E3-1286L v3 mostly shows up through inconsistent older-market listings.
❌40% higher power demand at 91W vs 65W.

Xeon E3-1286L v3

2014

Why buy it

✅+0.3% higher PassMark.
✅Better for workstations and heavier parallel workloads: 4 cores / 8 threads.
✅Draws 65W instead of 91W, a 26W reduction.

Trade-offs

❌Fewer obvious downsides in this matchup outside of normal market pricing swings.

Quick Answers

So, is Xeon E3-1286L v3 better than Core i3-8350K?

Not really, because they are built for different jobs. Xeon E3-1286L v3 makes more sense for workstation-style multi-core throughput, while Core i3-8350K is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

For gaming, this matchup is basically a tie in the data we have.

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

For streaming, content creation, and heavier multitasking, Xeon E3-1286L v3 is the stronger fit. You are getting 0.3% better PassMark, backed by 4 cores and 8 threads.

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

Xeon E3-1286L v3 is still the much better call for a fresh build. Xeon E3-1286L v3 comes in at an unclear MSRP at unclear MSRP versus $250 MSRP, and it still gives you a 1.0% average FPS lead across 50 shared CPU game tests in our data. Core i3-8350K only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2017 platform. Even with 100.0% better value on paper (27.6 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on LGA1151.

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

Core i3-8350K makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2017 vs 2014). That makes it the safer long-term bet.

Core i3-8350K vs Xeon E3-1286L v3 Technical Specifications

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

Core i3-8350K

The Core i3-8350K is manufactured by Intel. It was released in 5 October 2017 (8 years ago). It is based on the Coffee Lake (2017−2019) architecture. It features 4 cores and 4 threads. Base frequency is 4 GHz, with boost up to 4 GHz. L3 cache: 8 MB (total). L2 cache: 256K (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 91 Watt. Memory support: DDR4-2400. Passmark benchmark score: 6,911 points. Launch price was $168.

Xeon E3-1286L v3

The Xeon E3-1286L v3 is manufactured by Intel. It was released in 2015-01-01. It features 4 cores and 8 threads. Base frequency is 3.2 GHz, with boost up to 4 GHz. L3 cache: 8 MB Intel® Smart Cache. Built on 22 nm process technology. Socket: LGA1150. Thermal design power (TDP): 65 Watt. Memory support: DDR3L-1333, DDR3L-1600. Passmark benchmark score: 6,929 points. Launch price was $800.

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Processing Power

The Core i3-8350K packs 4 cores / 4 threads, matching the Xeon E3-1286L v3's 4 cores. Boost clocks reach 4 GHz on the Core i3-8350K versus 4 GHz on the Xeon E3-1286L v3 — identical boost frequencies (base: 4 GHz vs 3.2 GHz). The Core i3-8350K is built on the Coffee Lake (2017−2019) architecture. In PassMark, the Core i3-8350K scores 6,911 against the Xeon E3-1286L v3's 6,929 — a 0.3% lead for the Xeon E3-1286L v3. L3 cache: 8 MB (total) on the Core i3-8350K vs 8 MB Intel® Smart Cache on the Xeon E3-1286L v3.

Feature	Core i3-8350K	Xeon E3-1286L v3
Cores / Threads	4 / 4	4 / 8
Boost Clock	4 GHz	4 GHz
Base Clock	4 GHz+25%	3.2 GHz
L3 Cache	8 MB (total)	8 MB Intel® Smart Cache
L2 Cache	256K (per core)	—
Process	14 nm-36%	22 nm
Architecture	Coffee Lake (2017−2019)	—
PassMark	6,911	6,929

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Memory & Platform

The Core i3-8350K uses the LGA1151 socket (PCIe 3.0), while the Xeon E3-1286L v3 uses LGA1150 (PCIe 3.0) — making them incompatible on the same motherboard.