Core i5-6442EQ vs Xeon E5-1603 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 i5-6442EQ vs Xeon E5-1603 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 i5-6442EQ vs Xeon E5-1603 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 i5-6442EQ

2015

Why buy it

✅+0.5% higher PassMark.
✅Costs $23 less on MSRP ($250 MSRP vs $273 MSRP).
✅Delivers 9.8% more PassMark for each dollar spent, at 17.9 vs 16.3 PassMark/$ ($250 MSRP vs $273 MSRP).
✅Draws 25W instead of 140W, a 115W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon E5-1603 v3 across 50 shared CPU benchmark tests.
❌Smaller total L3 cache (6 MB vs 10 MB).

Xeon E5-1603 v3

2014

Why buy it

✅Better for gaming: +7.1% higher average FPS across 50 shared CPU benchmark tests.
✅+66.7% larger total L3 cache (10 MB vs 6 MB).

Trade-offs

❌Lower PassMark (4,460 vs 4,483).
❌Lower PassMark per dollar, at 16.3 vs 17.9 PassMark/$ ($273 MSRP vs $250 MSRP).
❌460% higher power demand at 140W vs 25W.

Quick Answers

So, is Core i5-6442EQ better than Xeon E5-1603 v3?

Not really, because they are built for different jobs. Xeon E5-1603 v3 makes more sense for workstation-style multi-core throughput, while Core i5-6442EQ 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 i5-6442EQ is the stronger fit. You are getting 0.5% better PassMark, backed by 4 cores and 4 threads.

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

Core i5-6442EQ is the better buy right now. Core i5-6442EQ comes in $23 cheaper on MSRP at $250 MSRP versus $273 MSRP, and it still gives you 0.5% better PassMark. The compromise is that Xeon E5-1603 v3 is still the better pure gaming CPU with a 7.1% average FPS lead across 50 shared CPU game tests in our data. It is also 9.8% better value on MSRP (17.9 vs 16.3 PassMark/$), 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 i5-6442EQ 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 / 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 i5-6442EQ vs Xeon E5-1603 v3 Technical Specifications

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

Core i5-6442EQ

The Core i5-6442EQ is manufactured by Intel. It was released in 12 October 2015 (10 years ago). It is based on the Skylake (2015−2016) architecture. It features 4 cores and 4 threads. Max frequency: 1.9 GHz. L3 cache: 6 MB. L2 cache: 1 MB. Built on 14 nm process technology. Thermal design power (TDP): 25 Watt. Passmark benchmark score: 4,483 points. Launch price was $250.

Xeon E5-1603 v3

The Xeon E5-1603 v3 is manufactured by Intel. It was released in 2015-01-01. It is based on the Haswell-EP (2014−2015) architecture. It features 4 cores and 4 threads. Base frequency is 2.8 GHz, with boost up to 2.8 GHz. L3 cache: 10 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: LGA2011-3. Thermal design power (TDP): 140 Watt. Memory support: DDR4-1333, DDR4-1600, DDR4-1866. Passmark benchmark score: 4,460 points. Launch price was $800.

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Processing Power

Both the Core i5-6442EQ and Xeon E5-1603 v3 share an identical 4-core/4-thread configuration. Boost clocks reach 1.9 GHz on the Core i5-6442EQ versus 2.8 GHz on the Xeon E5-1603 v3 — a 38.3% clock advantage for the Xeon E5-1603 v3. The Core i5-6442EQ uses the Skylake (2015−2016) architecture (14 nm), while the Xeon E5-1603 v3 uses Haswell-EP (2014−2015) (22 nm). In PassMark, the Core i5-6442EQ scores 4,483 against the Xeon E5-1603 v3's 4,460 — a 0.5% lead for the Core i5-6442EQ. L3 cache: 6 MB on the Core i5-6442EQ vs 10 MB (total) on the Xeon E5-1603 v3.

Feature	Core i5-6442EQ	Xeon E5-1603 v3
Cores / Threads	4 / 4	4 / 4
Boost Clock	1.9 GHz	2.8 GHz+47%
Base Clock	—	2.8 GHz
L3 Cache	6 MB	10 MB (total)+67%
L2 Cache	1 MB	256K (per core)+25500%
Process	14 nm-36%	22 nm
Architecture	Skylake (2015−2016)	Haswell-EP (2014−2015)
PassMark	4,483	4,460

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Value Analysis

At launch, the Core i5-6442EQ was priced at $250, while the Xeon E5-1603 v3 came in at $273. On launch pricing ($250 vs $273), Core i5-6442EQ was $23 cheaper. In terms of value on MSRP (PassMark points per dollar), the Core i5-6442EQ delivers 17.9 pts/$ vs 16.3 pts/$ for the Xeon E5-1603 v3 — making the Core i5-6442EQ the 9.3% better value option.

Feature	Core i5-6442EQ	Xeon E5-1603 v3
MSRP	$250-8%	$273
Performance per Dollar	17.9+10%	16.3
Release Date	2015	2014

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