FirePro A320 vs Pentium 4405U

FirePro A320 vs Pentium 4405U Performance Spectrum

FirePro A320

4 / 4

2,153

+1.5%

Ryzen Threadripper PRO 7955WX

Ryzen Threadripper 3990X

Pentium 4405U

2 / 4

2,122

0.0%

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.

FirePro A320 vs Pentium 4405U 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.

FirePro A320 vs Pentium 4405U: Pros, Cons & Final Verdict

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

FirePro A320

2012

Why buy it

✅Better for gaming: +7.0% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 100W instead of 512W, a 412W reduction.

Trade-offs

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

Pentium 4405U

2015

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than FirePro A320 across 50 shared CPU benchmark tests.
❌Lower PassMark (2,122 vs 2,153).
❌412% higher power demand at 512W vs 100W.

Quick Answers

So, is FirePro A320 better than Pentium 4405U?

Yes. FirePro A320 is the better all-around CPU here. It gives you a 7.0% average FPS lead across 50 shared CPU game tests in our data and 1.5% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, FirePro A320 is the better pick. According to our tests, it delivers 7.0% more average FPS across 50 shared CPU game tests.

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

For streaming, content creation, and heavier multitasking, FirePro A320 is the stronger fit. You are getting 1.5% better PassMark, backed by 4 cores and 4 threads.

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

FirePro A320 still makes the most sense overall. FirePro A320 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 7.0% average FPS lead across 50 shared CPU game tests in our data.

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 2012). That makes it the safer long-term bet.

FirePro A320 vs Pentium 4405U Technical Specifications

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

FirePro A320

The FirePro A320 is manufactured by AMD. It was released in 2015-01-01. It is based on the Trinity (2012−2013) architecture. It features 4 cores and 4 threads. Base frequency is 3.8 GHz, with boost up to 4.2 GHz. L2 cache: 4 MB (total). Built on 32 nm process technology. Socket: FM2. Thermal design power (TDP): 100 Watt. Memory support: DDR3-1866. Passmark benchmark score: 2,153 points. Launch price was $800.

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.

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Processing Power

The FirePro A320 packs 4 cores / 4 threads, while the Pentium 4405U offers 2 cores / 4 threads — the FirePro A320 has 2 more cores. Boost clocks reach 4.2 GHz on the FirePro A320 versus 2.1 GHz on the Pentium 4405U — a 66.7% clock advantage for the FirePro A320 (base: 3.8 GHz vs 2.1 GHz). The FirePro A320 uses the Trinity (2012−2013) architecture (32 nm), while the Pentium 4405U uses NetBurst (2000−2006) (14 nm). In PassMark, the FirePro A320 scores 2,153 against the Pentium 4405U's 2,122 — a 1.5% lead for the FirePro A320.

Feature	FirePro A320	Pentium 4405U
Cores / Threads	4 / 4+100%	2 / 4
Boost Clock	4.2 GHz+100%	2.1 GHz
Base Clock	3.8 GHz+81%	2.1 GHz
L3 Cache	—	2 MB
L2 Cache	4 MB (total)+700%	512 kB
Process	32 nm	14 nm-56%
Architecture	Trinity (2012−2013)	NetBurst (2000−2006)
PassMark	2,153+1%	2,122

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Memory & Platform

The FirePro A320 uses the FM2 socket (PCIe 2.0), while the Pentium 4405U uses BGA1356 (PCIe 3.0) — making them incompatible on the same motherboard.