Core i3-6006U vs Xeon E5430

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 i3-6006U vs Xeon E5430 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 i3-6006U vs Xeon E5430: Pros, Cons & Final Verdict

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

Core i3-6006U

2016

Why buy it

✅Draws 15W instead of 80W, a 65W reduction.
✅100+% more PCIe lanes (12 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with HD Graphics 520, while Xeon E5430 needs a discrete GPU.

Trade-offs

❌Smaller total L3 cache (3 MB vs 12 MB).
❌Less compelling for workstation-style loads than Xeon E5430, which brings 4 cores / 4 threads.

Xeon E5430

2007

Why buy it

✅+300% larger total L3 cache (12 MB vs 3 MB).
✅Better for workstations and heavier parallel workloads: 4 cores / 4 threads.

Trade-offs

❌Lower PassMark (2,256 vs 2,273).
❌433.3% higher power demand at 80W vs 15W.
❌No integrated graphics, while Core i3-6006U can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i3-6006U better than Xeon E5430?

Not really, because they are built for different jobs. Xeon E5430 makes more sense for workstation-style multi-core throughput, while Core i3-6006U is the more practical desktop choice for gaming, platform cost, and everyday use.

Which one is better for gaming?

If gaming is the priority, Core i3-6006U is the better pick. According to our tests, it delivers 2.1% 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, Core i3-6006U is the stronger fit. You are getting 0.8% better PassMark, backed by 2 cores and 4 threads.

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

Core i3-6006U still makes the most sense overall. Core i3-6006U comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 2.1% average FPS lead across 50 shared CPU game tests in our data.

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

Core i3-6006U makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2016 vs 2007) and more multi-core headroom with 2 cores / 4 threads instead of 4/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Core i3-6006U vs Xeon E5430 Technical Specifications

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

Core i3-6006U

The Core i3-6006U is manufactured by Intel. It was released in 10 November 2016 (9 years ago). It is based on the Skylake (2015−2016) architecture. It features 2 cores and 4 threads. Base frequency is 2 GHz, with boost up to 2 GHz. L3 cache: 3 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: BGA1356. Thermal design power (TDP): 15 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 2,273 points. Launch price was $281.

Xeon E5430

The Xeon E5430 is manufactured by Intel. It was released in 11 November 2007 (18 years ago). It is based on the Harpertown (2007−2008) architecture. It features 4 cores and 4 threads. Base frequency is 2.66 GHz, with boost up to 0.67 GHz. L3 cache: 12 MB L2 Cache. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: LGA771. Thermal design power (TDP): 80 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 2,256 points. Launch price was $455.

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Processing Power

The Core i3-6006U packs 2 cores / 4 threads, while the Xeon E5430 offers 4 cores / 4 threads — the Xeon E5430 has 2 more cores. Boost clocks reach 2 GHz on the Core i3-6006U versus 0.67 GHz on the Xeon E5430 — a 99.6% clock advantage for the Core i3-6006U (base: 2 GHz vs 2.66 GHz). The Core i3-6006U uses the Skylake (2015−2016) architecture (14 nm), while the Xeon E5430 uses Harpertown (2007−2008) (45 nm). In PassMark, the Core i3-6006U scores 2,273 against the Xeon E5430's 2,256 — a 0.8% lead for the Core i3-6006U. L3 cache: 3 MB on the Core i3-6006U vs 12 MB L2 Cache on the Xeon E5430.

Feature	Core i3-6006U	Xeon E5430
Cores / Threads	2 / 4	4 / 4+100%
Boost Clock	2 GHz+199%	0.67 GHz
Base Clock	2 GHz	2.66 GHz+33%
L3 Cache	3 MB	12 MB L2 Cache+300%
L2 Cache	512 kB	6 MB (total)+1100%
Process	14 nm-69%	45 nm
Architecture	Skylake (2015−2016)	Harpertown (2007−2008)
PassMark	2,273	2,256
Cinebench R23 Multi	2,200	—
Geekbench 6 Single	630	—
Geekbench 6 Multi	1,313	—

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Memory & Platform

The Core i3-6006U uses the BGA1356 socket (PCIe 3.0), while the Xeon E5430 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Core i3-6006U	Xeon E5430
Socket	BGA1356	LGA771
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	DDR4-2133	—
Max RAM Capacity	32 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	12	—

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Advanced Features

Virtualization: Yes (Core i3-6006U) / not specified (Xeon E5430). The Core i3-6006U includes integrated graphics (HD Graphics 520), while the Xeon E5430 requires a dedicated GPU. Primary use case: Core i3-6006U targets Mobile.