Atom Z515 vs Pentium 4 1.80

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.

Atom Z515 vs Pentium 4 1.80 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.

Atom Z515 vs Pentium 4 1.80: Pros, Cons & Final Verdict

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

Atom Z515

2009

Why buy it

Trade-offs

❌Worse for gaming: lower average FPS than Pentium 4 1.80 across 50 shared CPU benchmark tests.
❌Lower PassMark (195 vs 225).
❌870.1% higher power demand at 650W vs 67W.

Pentium 4 1.80

2001

Why buy it

✅Better for gaming: +20.0% higher average FPS across 50 shared CPU benchmark tests.
✅Draws 67W instead of 650W, a 583W reduction.

Trade-offs

❌Launch MSRP is still $562 MSRP, while Atom Z515 mostly shows up through inconsistent older-market listings.

Quick Answers

So, is Pentium 4 1.80 better than Atom Z515?

Yes. Pentium 4 1.80 is the better all-around CPU here. It gives you a 20.0% average FPS lead across 50 shared CPU game tests in our data and 15.4% better PassMark, which is enough to make it the stronger overall pick.

Which one is better for gaming?

If gaming is the priority, Pentium 4 1.80 is the better pick. According to our tests, it delivers 20.0% 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, Pentium 4 1.80 is the stronger fit. You are getting 15.4% better PassMark, backed by 1 cores and 1 threads.

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

Pentium 4 1.80 is the better buy right now. Pentium 4 1.80 comes in at an unclear MSRP at $562 MSRP versus unclear MSRP, and it still gives you a 20.0% average FPS lead across 50 shared CPU game tests in our data. It is also 100.0% better value on MSRP (0.4 vs 0.0 PassMark/$), so you are getting the faster CPU without taking a value hit on paper.

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

Atom Z515 makes more sense long term for 2026 and beyond. You are getting a newer CPU generation (2009 vs 2001). That makes it the safer long-term bet.

Atom Z515 vs Pentium 4 1.80 Technical Specifications

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

Atom Z515

The Atom Z515 is manufactured by Intel. It was released in 8 April 2009 (16 years ago). It is based on the Silverthorne (2008−2010) architecture. It features 1 cores and 1 threads. Base frequency is 1.2 GHz, with boost up to 1.2 GHz. L3 cache: 0 kB. L2 cache: 512 kB (per core). Built on 45 nm process technology. Socket: PBGA441. Thermal design power (TDP): 1.4 Watt. Memory support: unknown. Passmark benchmark score: 195 points. Launch price was $69.

Pentium 4 1.80

The Pentium 4 1.80 is manufactured by Intel. It was released in 2007-01-01. It is based on the NetBurst (2000−2006) architecture. It features 1 cores and 1 threads. Max frequency: 1.8 GHz. L3 cache: 0 kB. L2 cache: 256 kB. Built on 180 nm process technology. Socket: PGA478. Thermal design power (TDP): 67 Watt. Memory support: DDR1, DDR2. Passmark benchmark score: 225 points. Launch price was $69.

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Processing Power

Both the Atom Z515 and Pentium 4 1.80 share an identical 1-core/1-thread configuration. Boost clocks reach 1.2 GHz on the Atom Z515 versus 1.8 GHz on the Pentium 4 1.80 — a 40% clock advantage for the Pentium 4 1.80. The Atom Z515 uses the Silverthorne (2008−2010) architecture (45 nm), while the Pentium 4 1.80 uses NetBurst (2000−2006) (180 nm). In PassMark, the Atom Z515 scores 195 against the Pentium 4 1.80's 225 — a 14.3% lead for the Pentium 4 1.80. Both processors carry 0 kB of L3 cache.

Feature	Atom Z515	Pentium 4 1.80
Cores / Threads	1 / 1	1 / 1
Boost Clock	1.2 GHz	1.8 GHz+50%
Base Clock	1.2 GHz	—
L3 Cache	0 kB	0 kB
L2 Cache	512 kB (per core)+100%	256 kB
Process	45 nm-75%	180 nm
Architecture	Silverthorne (2008−2010)	NetBurst (2000−2006)
PassMark	195	225+15%

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Memory & Platform

The Atom Z515 uses the PBGA441 socket (PCIe 2.0), while the Pentium 4 1.80 uses PGA478 (PCIe 1.1) — making them incompatible on the same motherboard.