Celeron N3450 vs Phenom II X4 805

Celeron N3450 vs Phenom II X4 805 Performance Spectrum

Celeron N3450

4 / 4

1,981

0.0%

2,001

+1.0%

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.

Celeron N3450 vs Phenom II X4 805 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.

Celeron N3450 vs Phenom II X4 805: Pros, Cons & Final Verdict

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

Celeron N3450

2016

Why buy it

✅Better for gaming: +4.2% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 6W instead of 95W, a 89W reduction.
✅100+% more PCIe lanes (6 vs 0) for storage and expansion-heavy builds.
✅Integrated graphics onboard with Intel HD Graphics 500, while Phenom II X4 805 needs a discrete GPU.

Trade-offs

❌Lower PassMark (1,981 vs 2,001).

Phenom II X4 805

2009

Why buy it

✅+1% higher PassMark.

Trade-offs

❌Worse for gaming: lower average FPS than Celeron N3450 across 50 shared CPU benchmark tests.
❌1483.3% higher power demand at 95W vs 6W.
❌No integrated graphics, while Celeron N3450 can still boot and troubleshoot without a discrete GPU.

Quick Answers

So, is Celeron N3450 better than Phenom II X4 805?

It depends on what you want from the system. For gaming, Celeron N3450 is ahead with a 4.2% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Phenom II X4 805 pulls ahead with 1% better PassMark.

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

For streaming, content creation, and heavier multitasking, Phenom II X4 805 is the stronger fit. You are getting 1% better PassMark, backed by 4 cores and 4 threads.

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

Celeron N3450 still makes the most sense overall. Celeron N3450 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you a 4.2% average FPS lead across 50 shared CPU game tests in our data.

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

Celeron N3450 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2016 vs 2009). That makes it the safer long-term bet.

Celeron N3450 vs Phenom II X4 805 Technical Specifications

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

Celeron N3450

The Celeron N3450 is manufactured by Intel. It was released in 30 August 2016 (9 years ago). It is based on the Apollo Lake (2014−2016) architecture. It features 4 cores and 4 threads. Base frequency is 1.1 GHz, with boost up to 2.2 GHz. L3 cache: 0 kB. L2 cache: 2 MB. Built on 14 nm process technology. Socket: FCBGA1296. Thermal design power (TDP): 6 Watt. Memory support: DDR3, DDR4. Passmark benchmark score: 1,981 points. Launch price was $107.

Phenom II X4 805

The Phenom II X4 805 is manufactured by AMD. It was released in 9 February 2009 (16 years ago). It is based on the Deneb (2009−2011) architecture. It features 4 cores and 4 threads. Base frequency is 2.5 GHz, with boost up to 2.5 GHz. L3 cache: 4 MB (total). L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: AM3. Thermal design power (TDP): 95 Watt. Memory support: DDR3. Passmark benchmark score: 2,001 points. Launch price was $174.

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Processing Power

Both the Celeron N3450 and Phenom II X4 805 share an identical 4-core/4-thread configuration. Boost clocks reach 2.2 GHz on the Celeron N3450 versus 2.5 GHz on the Phenom II X4 805 — a 12.8% clock advantage for the Phenom II X4 805 (base: 1.1 GHz vs 2.5 GHz). The Celeron N3450 uses the Apollo Lake (2014−2016) architecture (14 nm), while the Phenom II X4 805 uses Deneb (2009−2011) (45 nm). In PassMark, the Celeron N3450 scores 1,981 against the Phenom II X4 805's 2,001 — a 1% lead for the Phenom II X4 805. L3 cache: 0 kB on the Celeron N3450 vs 4 MB (total) on the Phenom II X4 805.

Feature	Celeron N3450	Phenom II X4 805
Cores / Threads	4 / 4	4 / 4
Boost Clock	2.2 GHz	2.5 GHz+14%
Base Clock	1.1 GHz	2.5 GHz+127%
L3 Cache	0 kB	4 MB (total)
L2 Cache	2 MB+300%	512 kB (per core)
Process	14 nm-69%	45 nm
Architecture	Apollo Lake (2014−2016)	Deneb (2009−2011)
PassMark	1,981	2,001+1%

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Memory & Platform

The Celeron N3450 uses the FCBGA1296 socket (PCIe 3.0), while the Phenom II X4 805 uses AM3 (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Celeron N3450	Phenom II X4 805
Socket	FCBGA1296	AM3
PCIe Generation	PCIe 3.0+50%	PCIe 2.0
Max RAM Speed	2400	—
Max RAM Capacity	8	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	6	—

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Advanced Features

Virtualization: true (Celeron N3450) / not specified (Phenom II X4 805). The Celeron N3450 includes integrated graphics (Intel HD Graphics 500), while the Phenom II X4 805 requires a dedicated GPU. Direct competitor: Celeron N3450 rivals AMD A4-9120.