Pentium 4405U vs Phenom II X4 910e

Pentium 4405U vs Phenom II X4 910e Performance Spectrum

Pentium 4405U

2 / 4

2,122

0.0%

2,148

+1.2%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

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 4405U vs Phenom II X4 910e 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 4405U vs Phenom II X4 910e: Pros, Cons & Final Verdict

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

Pentium 4405U

2015

Why buy it

Trade-offs

❌Lower PassMark (2,122 vs 2,148).
❌Smaller total L3 cache (2 MB vs 6 MB).
❌687.7% higher power demand at 512W vs 65W.

Phenom II X4 910e

2010

Why buy it

✅+200% larger total L3 cache (6 MB vs 2 MB).
✅Draws 65W instead of 512W, a 447W reduction.

Trade-offs

❌Launch MSRP is still $157 MSRP, while Pentium 4405U mostly shows up through inconsistent older-market listings.

Quick Answers

So, is Phenom II X4 910e better than Pentium 4405U?

Yes. Phenom II X4 910e is the better all-around CPU here. It gives you a 0.1% average FPS lead across 24 shared CPU game tests in our data and 1.2% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Phenom II X4 910e is the better pick. According to our tests, it delivers 0.1% more average FPS across 24 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, Phenom II X4 910e is the stronger fit. You are getting 1.2% better PassMark, backed by 4 cores and 4 threads. It also has the larger cache pool with 200% larger total L3 cache (6 MB vs 2 MB).

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

Phenom II X4 910e is the better buy right now. Phenom II X4 910e comes in at an unclear MSRP at $157 MSRP versus unclear MSRP, and it still gives you a 0.1% average FPS lead across 24 shared CPU game tests in our data. It is also 100.0% better value on MSRP (13.7 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Pentium 4405U 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.

Pentium 4405U vs Phenom II X4 910e Technical Specifications

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

Pentium 4405U

The Pentium 4405U 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 2.1 GHz, with boost up to 2.1 GHz. L3 cache: 2 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: 2,122 points. Launch price was $161.

Phenom II X4 910e

The Phenom II X4 910e is manufactured by AMD. It was released in 25 January 2010 (15 years ago). It is based on the Deneb (2009−2011) architecture. It features 4 cores and 4 threads. Base frequency is 2.6 GHz, with boost up to 2.6 GHz. L3 cache: 6 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 65 Watt. Memory support: DDR3. Passmark benchmark score: 2,148 points. Launch price was $157.

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Processing Power

The Pentium 4405U packs 2 cores / 4 threads, while the Phenom II X4 910e offers 4 cores / 4 threads — the Phenom II X4 910e has 2 more cores. Boost clocks reach 2.1 GHz on the Pentium 4405U versus 2.6 GHz on the Phenom II X4 910e — a 21.3% clock advantage for the Phenom II X4 910e (base: 2.1 GHz vs 2.6 GHz). The Pentium 4405U uses the NetBurst (2000−2006) architecture (14 nm), while the Phenom II X4 910e uses Deneb (2009−2011) (45 nm). In PassMark, the Pentium 4405U scores 2,122 against the Phenom II X4 910e's 2,148 — a 1.2% lead for the Phenom II X4 910e. L3 cache: 2 MB on the Pentium 4405U vs 6 MB (total) on the Phenom II X4 910e.

Feature	Pentium 4405U	Phenom II X4 910e
Cores / Threads	2 / 4	4 / 4+100%
Boost Clock	2.1 GHz	2.6 GHz+24%
Base Clock	2.1 GHz	2.6 GHz+24%
L3 Cache	2 MB	6 MB (total)+200%
L2 Cache	512 kB	512 kB (per core)
Process	14 nm-69%	45 nm
Architecture	NetBurst (2000−2006)	Deneb (2009−2011)
PassMark	2,122	2,148+1%

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Memory & Platform

The Pentium 4405U uses the BGA1356 socket (PCIe 3.0), while the Phenom II X4 910e uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard.