Xeon X3450 vs Xeon X5470

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 X3450 vs Xeon X5470 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 X3450 vs Xeon X5470: Pros, Cons & Final Verdict

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

Xeon X3450

2009

Why buy it

✅Better for gaming: +3.1% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 95W instead of 120W, a 25W reduction.

Trade-offs

❌Smaller total L3 cache (8 MB vs 12 MB).
❌Launch MSRP is still $241 MSRP, while Xeon X5470 mostly shows up through inconsistent older-market listings.

Xeon X5470

2008

Why buy it

✅+50% larger total L3 cache (12 MB vs 8 MB).

Trade-offs

❌Worse for gaming: lower average FPS than Xeon X3450 across 50 shared CPU benchmark tests.
❌Lower PassMark (2,869 vs 2,877).
❌26.3% higher power demand at 120W vs 95W.

Quick Answers

So, is Xeon X3450 better than Xeon X5470?

Yes. Xeon X3450 is the better all-around CPU here. It gives you a 3.1% average FPS lead across 50 shared CPU game tests in our data, 0.3% better PassMark, and the stronger long-term platform, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Xeon X3450 is the better pick. According to our tests, it delivers 3.1% 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, Xeon X3450 is the stronger fit. You are getting 0.3% better PassMark, backed by 4 cores and 8 threads.

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

Xeon X3450 is the better buy right now. Xeon X3450 comes in at an unclear MSRP at $241 MSRP versus unclear MSRP, and it still gives you a 3.1% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (11.9 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Xeon X3450 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2009 vs 2008) and more multi-core headroom with 4 cores / 8 threads instead of 4/4. That extra compute headroom is more likely to matter as games, background tasks, and creator workloads get heavier.

Xeon X3450 vs Xeon X5470 Technical Specifications

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

Xeon X3450

The Xeon X3450 is manufactured by Intel. It was released in 8 September 2009 (16 years ago). It is based on the Lynnfield (2009−2010) architecture. It features 4 cores and 8 threads. Base frequency is 2.66 GHz, with boost up to 3.2 GHz. L3 cache: 8 MB (total). L2 cache: 256 kB (per core). Built on 45 nm process technology. Socket: LGA1156. Thermal design power (TDP): 95 Watt. Memory support: DDR3-800, DDR3-1066, DDR3-1333. Passmark benchmark score: 2,877 points. Launch price was $241.

Xeon X5470

The Xeon X5470 is manufactured by Intel. It was released in 8 September 2008 (17 years ago). It is based on the Harpertown (2007−2008) architecture. It features 4 cores and 4 threads. Base frequency is 3.33 GHz, with boost up to 0.33 GHz. L3 cache: 12 MB L2 Cache. L2 cache: 6 MB (total). Built on 45 nm process technology. Socket: LGA771. Thermal design power (TDP): 120 Watt. Memory support: DDR2, DDR3 Depends on motherboard. Passmark benchmark score: 2,869 points. Launch price was $1,386.

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Processing Power

The Xeon X3450 packs 4 cores / 8 threads, matching the Xeon X5470's 4 cores. Boost clocks reach 3.2 GHz on the Xeon X3450 versus 0.33 GHz on the Xeon X5470 — a 162.6% clock advantage for the Xeon X3450 (base: 2.66 GHz vs 3.33 GHz). The Xeon X3450 uses the Lynnfield (2009−2010) architecture (45 nm), while the Xeon X5470 uses Harpertown (2007−2008) (45 nm). In PassMark, the Xeon X3450 scores 2,877 against the Xeon X5470's 2,869 — a 0.3% lead for the Xeon X3450. L3 cache: 8 MB (total) on the Xeon X3450 vs 12 MB L2 Cache on the Xeon X5470.

Feature	Xeon X3450	Xeon X5470
Cores / Threads	4 / 8	4 / 4
Boost Clock	3.2 GHz+870%	0.33 GHz
Base Clock	2.66 GHz	3.33 GHz+25%
L3 Cache	8 MB (total)	12 MB L2 Cache+50%
L2 Cache	256 kB (per core)	6 MB (total)+2300%
Process	45 nm	45 nm
Architecture	Lynnfield (2009−2010)	Harpertown (2007−2008)
PassMark	2,877	2,869

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Memory & Platform

The Xeon X3450 uses the LGA1156 socket (PCIe 2.0), while the Xeon X5470 uses LGA771 (PCIe 2.0) — making them incompatible on the same motherboard.