Core i7-6700T 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 i7-6700T 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 i7-6700T 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 i7-6700T

2015

Why buy it

✅+0.9% higher PassMark.
✅Draws 35W instead of 65W, a 30W reduction.

Trade-offs

❌Launch MSRP is still $303 MSRP, while Xeon E3-1286L v3 mostly shows up through inconsistent older-market listings.

Xeon E3-1286L v3

2014

Why buy it

Trade-offs

❌Lower PassMark (6,929 vs 6,994).
❌85.7% higher power demand at 65W vs 35W.

Quick Answers

So, is Core i7-6700T better than Xeon E3-1286L v3?

Not really, because they are built for different jobs. Xeon E3-1286L v3 makes more sense for workstation-style multi-core throughput, while Core i7-6700T is the more practical desktop choice for gaming, platform cost, and everyday use.

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

For streaming, content creation, and heavier multitasking, Core i7-6700T is the stronger fit. You are getting 0.9% better PassMark, backed by 4 cores and 8 threads.

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

Core i7-6700T is the better buy right now. Core i7-6700T comes in at an unclear MSRP at $303 MSRP versus unclear MSRP, and it still gives you 0.9% better PassMark. The compromise is that Xeon E3-1286L v3 is still the better pure gaming CPU with a 0.2% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (23.1 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Core i7-6700T makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2015 vs 2014) and more multi-core headroom with 4 cores / 8 threads instead of 4/8. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i7-6700T vs Xeon E3-1286L v3 Technical Specifications

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

Core i7-6700T

The Core i7-6700T is manufactured by Intel. It was released in 1 September 2015 (10 years ago). It is based on the Skylake (2015−2016) architecture. It features 4 cores and 8 threads. Base frequency is 2.8 GHz, with boost up to 3.6 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 14 nm process technology. Socket: LGA1151. Thermal design power (TDP): 35 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 6,994 points. Launch price was $303.

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

Both the Core i7-6700T and Xeon E3-1286L v3 share an identical 4-core/8-thread configuration. Boost clocks reach 3.6 GHz on the Core i7-6700T versus 4 GHz on the Xeon E3-1286L v3 — a 10.5% clock advantage for the Xeon E3-1286L v3 (base: 2.8 GHz vs 3.2 GHz). The Core i7-6700T is built on the Skylake (2015−2016) architecture. In PassMark, the Core i7-6700T scores 6,994 against the Xeon E3-1286L v3's 6,929 — a 0.9% lead for the Core i7-6700T. L3 cache: 8 MB (total) on the Core i7-6700T vs 8 MB Intel® Smart Cache on the Xeon E3-1286L v3.

Feature	Core i7-6700T	Xeon E3-1286L v3
Cores / Threads	4 / 8	4 / 8
Boost Clock	3.6 GHz	4 GHz+11%
Base Clock	2.8 GHz	3.2 GHz+14%
L3 Cache	8 MB (total)	8 MB Intel® Smart Cache
L2 Cache	256 kB (per core)	—
Process	14 nm-36%	22 nm
Architecture	Skylake (2015−2016)	—
PassMark	6,994	6,929

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Memory & Platform

The Core i7-6700T 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.