Celeron E3400 vs Phenom X3 8450

Celeron E3400 vs Phenom X3 8450 Performance Spectrum

Celeron E3400

2 / 2

1,220

0.0%

1,221

+0.1%

Ryzen Threadripper PRO 3955WX

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 E3400 vs Phenom X3 8450 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 E3400 vs Phenom X3 8450: Pros, Cons & Final Verdict

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

Celeron E3400

2010

Why buy it

✅Costs $92 less on MSRP ($53 MSRP vs $145 MSRP).
✅Delivers 173.4% more PassMark for each dollar spent, at 23.0 vs 8.4 PassMark/$ ($53 MSRP vs $145 MSRP).
✅Draws 65W instead of 95W, a 30W reduction.
✅Includes a boxed cooler (true), unlike Phenom X3 8450.

Trade-offs

❌Lower PassMark (1,220 vs 1,221).

Phenom X3 8450

2008

Why buy it

✅+0.1% higher PassMark.

Trade-offs

❌Lower PassMark per dollar, at 8.4 vs 23.0 PassMark/$ ($145 MSRP vs $53 MSRP).
❌46.2% higher power demand at 95W vs 65W.
❌No boxed cooler included, unlike Celeron E3400.

Quick Answers

So, is Celeron E3400 better than Phenom X3 8450?

It depends on what you want from the system. For gaming, Celeron E3400 is ahead with a 0.9% average FPS lead across 50 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Phenom X3 8450 pulls ahead with 0.1% better PassMark.

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

For streaming, content creation, and heavier multitasking, Phenom X3 8450 is the stronger fit. You are getting 0.1% better PassMark, backed by 3 cores and 3 threads.

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

Celeron E3400 is the better buy right now. Celeron E3400 comes in $92 cheaper on MSRP at $53 MSRP versus $145 MSRP, and it still gives you a 0.9% average FPS lead across 50 shared CPU game tests in our data. The compromise is that Phenom X3 8450 is still stronger for heavier multi-core work with 0.1% better PassMark. It is also 173.4% better value on MSRP (23.0 vs 8.4 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Celeron E3400 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2010 vs 2008). That makes it the safer long-term bet.

Celeron E3400 vs Phenom X3 8450 Technical Specifications

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

Celeron E3400

The Celeron E3400 is manufactured by Intel. It was released in 17 January 2010 (15 years ago). It is based on the Wolfdale (2008−2010) architecture. It features 2 cores and 2 threads. Base frequency is 2.6 GHz, with boost up to 2.6 GHz. L3 cache: 0 kB. L2 cache: 1 MB (total). Built on 45 nm process technology. Socket: LGA775. Thermal design power (TDP): 65 Watt. Memory support: DDR1, DDR2, DDR3. Passmark benchmark score: 1,220 points. Launch price was $76.

Phenom X3 8450

The Phenom X3 8450 is manufactured by AMD. It was released in 2009-01-01. It is based on the Toliman (2008) architecture. It features 3 cores and 3 threads. Max frequency: 2.1 GHz. L3 cache: 2 MB (total). L2 cache: 512 kB (per core). Built on 65 nm process technology. Socket: AM2+. Thermal design power (TDP): 95 Watt. Passmark benchmark score: 1,221 points. Launch price was $149.

⚡

Processing Power

The Celeron E3400 packs 2 cores / 2 threads, while the Phenom X3 8450 offers 3 cores / 3 threads — the Phenom X3 8450 has 1 more core. Boost clocks reach 2.6 GHz on the Celeron E3400 versus 2.1 GHz on the Phenom X3 8450 — a 21.3% clock advantage for the Celeron E3400. The Celeron E3400 uses the Wolfdale (2008−2010) architecture (45 nm), while the Phenom X3 8450 uses Toliman (2008) (65 nm). In PassMark, the Celeron E3400 scores 1,220 against the Phenom X3 8450's 1,221 — a 0.1% lead for the Phenom X3 8450. L3 cache: 0 kB on the Celeron E3400 vs 2 MB (total) on the Phenom X3 8450.

Feature	Celeron E3400	Phenom X3 8450
Cores / Threads	2 / 2	3 / 3+50%
Boost Clock	2.6 GHz+24%	2.1 GHz
Base Clock	2.6 GHz	—
L3 Cache	0 kB	2 MB (total)
L2 Cache	1 MB (total)+100%	512 kB (per core)
Process	45 nm-31%	65 nm
Architecture	Wolfdale (2008−2010)	Toliman (2008)
PassMark	1,220	1,221
Geekbench 6 Single	347	—
Geekbench 6 Multi	624	—

🧠

Memory & Platform

The Celeron E3400 uses the LGA775 socket (PCIe 1.1), while the Phenom X3 8450 uses AM2+ (PCIe 2.0) — making them incompatible on the same motherboard.

Feature	Celeron E3400	Phenom X3 8450
Socket	LGA775	AM2+
PCIe Generation	PCIe 1.1	PCIe 2.0+82%
Max RAM Speed	1066	—
Max RAM Capacity	8	—
RAM Channels	2	—
ECC Support	No	—
PCIe Lanes	0	—

🔧

Advanced Features

Virtualization: true (Celeron E3400) / not specified (Phenom X3 8450). Primary use case: Celeron E3400 targets Budget. Direct competitor: Celeron E3400 rivals Pentium E5200.

Feature	Celeron E3400	Phenom X3 8450
Integrated GPU	No	—
Unlocked	No	—
AVX-512	No	—
Virtualization	true	—
Target Use	Budget	—

💰

Value Analysis

At launch, the Celeron E3400 was priced at $53, while the Phenom X3 8450 came in at $145. On launch pricing ($53 vs $145), Celeron E3400 was $92 cheaper. In terms of value on MSRP (PassMark points per dollar), the Celeron E3400 delivers 23.0 pts/$ vs 8.4 pts/$ for the Phenom X3 8450 — making the Celeron E3400 the 92.9% better value option.

Feature	Celeron E3400	Phenom X3 8450
MSRP	$53-63%	$145
Performance per Dollar	23.0+174%	8.4
Release Date	2010	2008

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