Xeon E5450 vs Xeon X3380

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.

Xeon E5450 vs Xeon X3380 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.

Xeon E5450 vs Xeon X3380: Pros, Cons & Final Verdict

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

Xeon E5450

2007

Why buy it

✅+0.5% higher PassMark.
✅Draws 80W instead of 95W, a 15W reduction.

Trade-offs

❌Worse for gaming: lower average FPS than Xeon X3380 across 44 shared CPU benchmark tests.

Xeon X3380

2009

Why buy it

✅Better for gaming: +6.2% higher average FPS across 44 shared CPU benchmark tests.

Trade-offs

❌Lower PassMark (2,568 vs 2,581).
❌18.8% higher power demand at 95W vs 80W.

Quick Answers

So, is Xeon E5450 better than Xeon X3380?

It depends on what you want from the system. For gaming, Xeon X3380 is ahead with a 6.2% average FPS lead across 44 shared CPU game tests in our data. For rendering, compiling, streaming, and heavier multitasking, Xeon E5450 pulls ahead with 0.5% better PassMark.

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

For streaming, content creation, and heavier multitasking, Xeon E5450 is the stronger fit. You are getting 0.5% better PassMark, backed by 4 cores and 4 threads.

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

Xeon E5450 still makes the most sense overall. Xeon E5450 comes in at an unclear MSRP at unclear MSRP versus unclear MSRP, and it still gives you 0.5% better PassMark.

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

Xeon X3380 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2009 vs 2007). That makes it the safer long-term bet.

Xeon E5450 vs Xeon X3380 Technical Specifications

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

Xeon E5450

The Xeon E5450 is manufactured by Intel. It was released in 11 November 2007 (18 years ago). It is based on the Harpertown (2007−2008) architecture. It features 4 cores and 4 threads. Base frequency is 3 GHz, with boost up to 3 GHz. L3 cache: 12 MB L2 Cache. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: LGA771. Thermal design power (TDP): 80 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 2,581 points. Launch price was $915.

Xeon X3380

The Xeon X3380 is manufactured by Intel. It was released in 2015-01-01. Base frequency: 3.16 GHz. L3 cache: 12 MB L2 Cache. Built on 45 nm process technology. Socket: LGA775. Thermal design power (TDP): 95 Watt. Passmark benchmark score: 2,568 points. Launch price was $800.

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Processing Power

The Xeon E5450 is built on the Harpertown (2007−2008) architecture. In PassMark, the Xeon E5450 scores 2,581 against the Xeon X3380's 2,568 — a 0.5% lead for the Xeon E5450. Both processors carry 12 MB L2 Cache of L3 cache.

Feature	Xeon E5450	Xeon X3380
Cores / Threads	4 / 4	—
Boost Clock	3 GHz	—
Base Clock	3 GHz	3.16 GHz+5%
L3 Cache	12 MB L2 Cache	12 MB L2 Cache
L2 Cache	6 MB (total)	—
Process	45 nm	45 nm
Architecture	Harpertown (2007−2008)	—
PassMark	2,581	2,568

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Memory & Platform

The Xeon E5450 uses the LGA771 socket (PCIe 2.0), while the Xeon X3380 uses LGA775 (PCIe 2.0) — making them incompatible on the same motherboard.