Core i3-380UM 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.

Core i3-380UM 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.

Core i3-380UM 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.

Core i3-380UM

2010

Why buy it

✅+0.8% higher PassMark.
✅+50% larger total L3 cache (3 MB vs 2 MB).
✅100+% more PCIe lanes (16 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel HD Graphics, while Pentium 4405Y needs a discrete GPU.

Trade-offs

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

Pentium 4405Y

2015

Why buy it

Trade-offs

❌Lower PassMark (1,490 vs 1,502).
❌Smaller total L3 cache (2 MB vs 3 MB).
❌No integrated graphics, while Core i3-380UM can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Core i3-380UM better than Pentium 4405Y?

It depends on what you want from the system. For gaming, Pentium 4405Y is ahead with a 2.1% average FPS lead across 48 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Core i3-380UM pulls ahead with 0.8% better PassMark. Core i3-380UM also has the bigger cache pool with 50% larger total L3 cache (3 MB vs 2 MB).

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

For streaming, content creation, and heavier multitasking, Core i3-380UM is the stronger fit. You are getting 0.8% better PassMark, backed by 2 cores and 4 threads. It also has the larger cache pool with 50% larger total L3 cache (3 MB vs 2 MB).

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

Core i3-380UM still makes the most sense overall. Core i3-380UM comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you 0.8% better PassMark.

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 2010). That makes it the safer long-term bet.

Core i3-380UM vs Pentium 4405Y Technical Specifications

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

Core i3-380UM

The Core i3-380UM is manufactured by Intel. It was released in 1 October 2010 (15 years ago). It is based on the Arrandale (2010−2011) architecture. It features 2 cores and 4 threads. Base frequency is 1.33 GHz, with boost up to 0.03 GHz. L3 cache: 3 MB. L2 cache: 512 kB. Built on 32 nm process technology. Socket: BGA1288. Thermal design power (TDP): 18 Watt. Memory support: DDR3. Passmark benchmark score: 1,502 points. Launch price was $69.

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

Both the Core i3-380UM and Pentium 4405Y share an identical 2-core/4-thread configuration. Boost clocks reach 0.03 GHz on the Core i3-380UM versus 1.5 GHz on the Pentium 4405Y — a 192.2% clock advantage for the Pentium 4405Y (base: 1.33 GHz vs 1.5 GHz). The Core i3-380UM uses the Arrandale (2010−2011) architecture (32 nm), while the Pentium 4405Y uses NetBurst (2000−2006) (14 nm). In PassMark, the Core i3-380UM scores 1,502 against the Pentium 4405Y's 1,490 — a 0.8% lead for the Core i3-380UM. L3 cache: 3 MB on the Core i3-380UM vs 2 MB on the Pentium 4405Y.

Feature	Core i3-380UM	Pentium 4405Y
Cores / Threads	2 / 4	2 / 4
Boost Clock	0.03 GHz	1.5 GHz+4900%
Base Clock	1.33 GHz	1.5 GHz+13%
L3 Cache	3 MB+50%	2 MB
L2 Cache	512 kB	512 kB
Process	32 nm	14 nm-56%
Architecture	Arrandale (2010−2011)	NetBurst (2000−2006)
PassMark	1,502	1,490
Geekbench 6 Single	199	—
Geekbench 6 Multi	451	—

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Memory & Platform

The Core i3-380UM uses the BGA1288 socket (PCIe 2.0), while the Pentium 4405Y uses FCBGA1515 (PCIe 3.0) — making them incompatible on the same motherboard.

Feature	Core i3-380UM	Pentium 4405Y
Socket	BGA1288	FCBGA1515
PCIe Generation	PCIe 2.0	PCIe 3.0+50%
Max RAM Speed	DDR3-800	—
Max RAM Capacity	8 GB	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	16	—

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Advanced Features

Virtualization: No (Core i3-380UM) / not specified (Pentium 4405Y). The Core i3-380UM includes integrated graphics (Intel HD Graphics), while the Pentium 4405Y requires a dedicated GPU. Primary use case: Core i3-380UM targets Budget. Direct competitor: Core i3-380UM rivals Athlon Silver 3050U.