Pentium T3400 vs VIA Nano X2 U4025

Pentium T3400 vs VIA Nano X2 U4025 Performance Spectrum

Pentium T3400

845

0.0%

885

+4.7%

About PassMark

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.

Pentium T3400 vs VIA Nano X2 U4025 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.

Pentium T3400 vs VIA Nano X2 U4025: Pros, Cons & Final Verdict

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

Pentium T3400

2008

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than VIA Nano X2 U4025 across 44 shared CPU benchmark tests.
❌Lower PassMark (845 vs 885).
❌Launch MSRP is still $150 MSRP, while VIA Nano X2 U4025 mostly shows up through inconsistent older-market listings.
❌169.2% higher power demand at 35W vs 13W.

VIA Nano X2 U4025

2011

Why buy it

✅Better for gaming: +3.9% higher average FPS across 44 shared CPU benchmark tests.
✅Draws 13W instead of 35W, a 22W reduction.

Trade-offs

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

Quick Answers

So, is VIA Nano X2 U4025 better than Pentium T3400?

Yes. VIA Nano X2 U4025 is the better all-around CPU here. It gives you a 3.9% average FPS lead across 44 shared CPU game tests in our data, 4.7% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, VIA Nano X2 U4025 is the better pick. According to our tests, it delivers 3.9% more average FPS across 44 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, VIA Nano X2 U4025 is the stronger fit. You are getting 4.7% better PassMark, backed by 2 cores and 2 threads.

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

VIA Nano X2 U4025 is still the much better call for a fresh build. VIA Nano X2 U4025 comes in at an unclear MSRP at unclear MSRP versus $150 MSRP, and it still gives you a 3.9% average FPS lead across 44 shared CPU game tests in our data. Pentium T3400 only looks stronger on raw value math because it is extremely cheap, but that usually means used-market pricing on an obsolete 2008 platform. Even with 100.0% better value on paper (5.6 vs 0.0 PassMark/$), it really only makes sense as a cheap stopgap or a niche existing-platform option for someone already on PGA478.

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

VIA Nano X2 U4025 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2011 vs 2008). That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Pentium T3400 vs VIA Nano X2 U4025 Technical Specifications

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

Pentium T3400

The Pentium T3400 is manufactured by Intel. It was released in 2007-01-01. Base frequency: 2.16 GHz. L3 cache: 1 MB L2 Cache. Built on 65 nm process technology. Socket: PGA478. Thermal design power (TDP): 35 Watt. Passmark benchmark score: 845 points. Launch price was $69.

VIA Nano X2 U4025

The VIA Nano X2 U4025 is manufactured by TSMC. It was released in Janeiro 2011 (14 years ago). It is based on the CNC (2011) architecture. It features 2 cores and 2 threads. Max frequency: 1.2 GHz. L2 cache: 1 MB (per core). Built on 40 nm process technology. Socket: NanoBGA2. Thermal design power (TDP): 13 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 885 points. Launch price was $69.

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Processing Power

The VIA Nano X2 U4025 is built on the CNC (2011) architecture. In PassMark, the Pentium T3400 scores 845 against the VIA Nano X2 U4025's 885 — a 4.6% lead for the VIA Nano X2 U4025.

Feature	Pentium T3400	VIA Nano X2 U4025
Cores / Threads	—	2 / 2
Boost Clock	—	1.2 GHz
Base Clock	2.16 GHz	—
L3 Cache	1 MB L2 Cache	—
L2 Cache	—	1 MB (per core)
Process	65 nm	40 nm-38%
Architecture	—	CNC (2011)
PassMark	845	885+5%

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Memory & Platform

The Pentium T3400 uses the PGA478 socket (PCIe 2.0), while the VIA Nano X2 U4025 uses NanoBGA2 (PCIe 2.0) — making them incompatible on the same motherboard.