Pentium 2129Y vs Pentium 4405Y

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 2129Y vs Pentium 4405Y 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 2129Y vs Pentium 4405Y: Pros, Cons & Final Verdict

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

Pentium 2129Y

2012

Why buy it

✅Better for gaming: +3.2% higher average FPS across 44 shared CPU benchmark tests.

Trade-offs

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

Pentium 4405Y

2015

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Pentium 2129Y across 44 shared CPU benchmark tests.
❌Lower PassMark (1,490 vs 1,502).

Quick Answers

So, is Pentium 2129Y better than Pentium 4405Y?

Yes. Pentium 2129Y is the better all-around CPU here. It gives you a 3.2% average FPS lead across 44 shared CPU game tests in our data and 0.8% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Pentium 2129Y is the better pick. According to our tests, it delivers 3.2% 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, Pentium 2129Y is the stronger fit. You are getting 0.8% better PassMark, backed by 2 cores and 2 threads.

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

Pentium 2129Y still makes the most sense overall. Pentium 2129Y comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 3.2% average FPS lead across 44 shared CPU game tests in our data.

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

Pentium 4405Y makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2015 vs 2012). That makes it the safer long-term bet.

Pentium 2129Y vs Pentium 4405Y Technical Specifications

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

Pentium 2129Y

The Pentium 2129Y is manufactured by Intel. It was released in 1 September 2012 (13 years ago). It is based on the Ivy Bridge (2012−2013) architecture. It features 2 cores and 2 threads. Base frequency is 1.1 GHz, with boost up to 1.1 GHz. L3 cache: 2 MB (total). L2 cache: 256K (per core). Built on 22 nm process technology. Socket: BGA1023. Thermal design power (TDP): 10 Watt. Memory support: DDR3. Passmark benchmark score: 1,502 points. Launch price was $150.

Pentium 4405Y

The Pentium 4405Y is manufactured by Intel. It was released in 1 September 2015 (10 years ago). It is based on the NetBurst (2000−2006) architecture. It features 2 cores and 4 threads. Base frequency is 1.5 GHz, with boost up to 1.5 GHz. L3 cache: 2 MB. L2 cache: 512 kB. Built on 14 nm process technology. Socket: FCBGA1515. Thermal design power (TDP): 6 Watt. Memory support: DDR3. Passmark benchmark score: 1,490 points. Launch price was $161.

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Processing Power

The Pentium 2129Y packs 2 cores / 2 threads, matching the Pentium 4405Y's 2 cores. Boost clocks reach 1.1 GHz on the Pentium 2129Y versus 1.5 GHz on the Pentium 4405Y — a 30.8% clock advantage for the Pentium 4405Y (base: 1.1 GHz vs 1.5 GHz). The Pentium 2129Y uses the Ivy Bridge (2012−2013) architecture (22 nm), while the Pentium 4405Y uses NetBurst (2000−2006) (14 nm). In PassMark, the Pentium 2129Y scores 1,502 against the Pentium 4405Y's 1,490 — a 0.8% lead for the Pentium 2129Y. L3 cache: 2 MB (total) on the Pentium 2129Y vs 2 MB on the Pentium 4405Y.

Feature	Pentium 2129Y	Pentium 4405Y
Cores / Threads	2 / 2	2 / 4
Boost Clock	1.1 GHz	1.5 GHz+36%
Base Clock	1.1 GHz	1.5 GHz+36%
L3 Cache	2 MB (total)	2 MB
L2 Cache	256K (per core)	512 kB+100%
Process	22 nm	14 nm-36%
Architecture	Ivy Bridge (2012−2013)	NetBurst (2000−2006)
PassMark	1,502	1,490

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Memory & Platform

The Pentium 2129Y uses the BGA1023 socket (PCIe 3.0), while the Pentium 4405Y uses FCBGA1515 (PCIe 3.0) — making them incompatible on the same motherboard.