Ps5 Slim Vs Original Ps5 Does Size Affect Cooling Or Noise Levels

The PlayStation 5 has undergone a significant physical transformation since its 2020 launch. The arrival of the PS5 Slim in late 2023 marked Sony’s shift toward a more compact, refined console design. While the smaller footprint is immediately noticeable, many gamers are asking whether reducing the console's size impacts critical aspects like thermal performance and operational noise. After all, electronics generate heat, and effective cooling is essential for sustained performance. This article examines the engineering behind both models, compares their internal architecture, and evaluates whether the PS5 Slim sacrifices cooling efficiency or increases fan noise to achieve its sleeker profile.

Design Evolution: From Original PS5 to PS5 Slim

The original PS5, with its bold white-and-black aesthetic and large dual-panel design, was one of the most visually striking consoles ever released. Its dimensions—measuring approximately 390mm x 104mm x 260mm (HxWxD)—made it one of the largest home consoles in history. While powerful, its size raised concerns about placement flexibility and visual dominance in entertainment centers.

In November 2023, Sony introduced the PS5 Slim, reducing the console’s volume by nearly 30%. The new model measures around 358mm x 92mm x 216mm—shorter in height, narrower in width, and significantly slimmer in depth. It also separates the base stand mechanism, allowing horizontal placement without an external screw, and increases built-in storage from 825GB to 1TB across all variants.

Despite these changes, both models maintain identical core specifications:

• Same AMD Zen 2 CPU and RDNA 2 GPU architecture
• Identical 16GB GDDR6 memory
• Equal bandwidth and clock speeds
• Same SSD performance (5.5 GB/s raw throughput)

This means that, from a raw performance standpoint, there is no difference between the two. But what happens under the hood when you shrink a high-power gaming system?

Tip: When placing either PS5 model, ensure at least 10cm of clearance on all sides, especially the rear vents, to maintain optimal airflow regardless of size.

Cooling System Comparison: Can Smaller Still Be Effective?

Thermal management is crucial for maintaining consistent performance. Overheating can trigger throttling, reduce component lifespan, or even cause shutdowns. The original PS5 featured a large vapor chamber and a substantial heatsink cooled by a 120mm diameter, 45mm thick axial fan. This setup was engineered to handle up to 200 watts of power draw during peak loads while keeping noise within acceptable limits.

To fit this into a smaller chassis, Sony redesigned the cooling solution for the PS5 Slim. Key changes include:

• A smaller, denser heatsink with increased fin density
• A thinner 100mm diameter fan (down from 120mm), but with improved blade geometry
• More efficient heat pipe routing and tighter internal layout
• Repositioned motherboard and revised airflow channels

Despite the reduced size, Sony claims the new cooling system maintains equivalent thermal performance. Independent teardowns by Digital Foundry and Gamers Nexus confirm that while the heatsink surface area is reduced, the increased fin density and optimized airflow compensate effectively.

“The PS5 Slim proves that intelligent thermal engineering can overcome space constraints. It’s not just about size—it’s about how efficiently you move heat.” — Dr. Lena Torres, Thermal Systems Engineer, Embedded Electronics Group

In real-world testing, both consoles reach similar internal temperatures under load. Surface temperature measurements show the Slim running slightly warmer on the outer casing—by about 2–3°C—but internal junction temperatures on the SoC remain within 1–2°C of the original model. This indicates that the cooling system is still doing its job effectively, albeit with less margin for error in poorly ventilated environments.

Noise Levels: Is the PS5 Slim Quieter or Louder?

Noise output is a major concern for living room setups, especially during quiet game moments or late-night sessions. The original PS5 earned praise for its relatively quiet operation compared to previous generations, thanks to its large fan moving air at lower RPMs.

The PS5 Slim uses a smaller fan, which must spin faster to move the same volume of air. However, advancements in aerodynamic design—such as curved blades and a shroud that reduces turbulence—help minimize noise despite the higher rotational speed.

Multiple lab tests using decibel meters show the following average noise levels:

Console Model	Idle (dB)	Light Gaming (dB)	Intensive Game Load (dB)	Rest Mode (dB)
Original PS5 (Disc Edition)	28	32	37	26
PS5 Slim (Disc Edition)	29	33	38	27

The data shows only a 1 dB increase in most scenarios—well below the threshold of human perception (typically 3 dB for noticeable change). Subjectively, users report no meaningful difference in noise during gameplay. Some even note that the Slim’s fan tone is slightly higher-pitched but less intrusive due to reduced vibration transmission through the chassis.

One factor contributing to consistent acoustics is Sony’s use of variable fan control algorithms. Both consoles adjust fan speed dynamically based on real-time temperature feedback, ensuring minimal noise when possible and ramping up only when needed.

Real-World Example: A Gamer’s Experience Across Models

Consider Mark, a long-time PlayStation user who upgraded from the original PS5 (bought in January 2021) to the PS5 Slim in February 2024. His setup includes a closed entertainment unit with limited side ventilation. Initially concerned about overheating, he monitored both consoles over several months using third-party temperature apps and ambient noise recordings.

He found that while the original PS5 ran cooler to the touch, especially on the top panel, the Slim maintained stable frame rates and never triggered a thermal warning. During extended play sessions of Horizon Forbidden West and Call of Duty: MWII, both systems hovered around 68–70°C on the APU die. Noise levels were nearly indistinguishable, though he noticed the Slim’s fan ramped up slightly sooner after startup but stabilized quickly.

“I was skeptical about the smaller size,” Mark said. “But after six months, I haven’t seen any performance drops or loud noises. If anything, the Slim fits better in my cabinet, so airflow is actually improved now.”

This case reflects a broader trend: the perceived risk of reduced cooling in the Slim often outweighs actual performance issues, especially when users maintain proper ventilation.

What You Should Know Before Upgrading

If you're considering switching from the original PS5 to the Slim—or buying your first console—the decision shouldn't hinge solely on cooling or noise. Here’s a checklist to help evaluate your needs:

1. Assess your space: Do you have tight cabinet clearance? The Slim’s reduced depth makes it ideal for confined spaces.
2. Check ventilation: Avoid enclosing either model in airtight compartments. Use stands with fans if necessary.
3. Evaluate storage needs: The Slim offers 1TB standard—185GB more than the original. That’s enough for ~20 extra AAA games.
4. Consider future-proofing: The Slim supports detachable disc drive (sold separately), offering upgrade flexibility.
5. List noise sensitivity: If you’re highly sensitive to high-frequency sounds, test both models or read audio reviews.

Tip: Enable ‘Performance Mode’ in Sound Settings to prioritize game audio over system UI, which can mask minor fan fluctuations.

Frequently Asked Questions

Does the PS5 Slim overheat more than the original?

No. Independent thermal tests show nearly identical internal temperatures under load. While the exterior may feel slightly warmer, the cooling system manages heat effectively. As long as the console has adequate airflow, overheating is not a concern in either model.

Is the PS5 Slim louder during gameplay?

Objectively, the Slim is about 1 dB louder on average—too small a difference to notice without instrumentation. Subjectively, most users report no audible change. The fan pitch is slightly higher, but overall sound quality remains smooth and non-disruptive.

Can I replace the fan in the PS5 Slim if it gets noisy?

Yes, but it requires technical skill. Sony sells official replacement parts, and third-party vendors offer upgraded fans with quieter motors. However, opening the console voids the warranty unless done through authorized service centers.

Step-by-Step: Optimizing Your PS5 for Quiet, Cool Operation

Whether you own the original or Slim model, follow these steps to maximize cooling efficiency and minimize noise:

1. Position the console correctly: Place it vertically or horizontally with full access to intake (bottom/sides) and exhaust (rear). Never block vents.
2. Leave breathing room: Maintain at least 4 inches (10 cm) of clearance on all sides, especially behind and beneath the unit.
3. Clean regularly: Every 3–6 months, use compressed air to blow dust from vents and fan grilles. Do not open the casing unless experienced.
4. Use a cooling stand (optional): For enclosed spaces, consider a passive aluminum stand or one with low-noise auxiliary fans.
5. Update firmware: Sony periodically optimizes fan curves via system updates. Keep your console updated for best performance.
6. Monitor usage patterns: Long gaming sessions increase heat buildup. Allow short breaks between intensive games to let the system cool.

“Console longevity depends more on environmental factors than model differences. A well-ventilated room matters far more than a 2°C variance in casing temperature.” — Alex Rivera, Senior Technician at GameFix Labs

Conclusion: Size Doesn’t Compromise Performance

The PS5 Slim represents a triumph of miniaturization and thermal engineering. By rethinking every millimeter of internal layout and refining the cooling system, Sony managed to shrink the console without sacrificing stability, noise control, or longevity. The original PS5 set a high bar for quiet, efficient operation—and the Slim meets it, even in a smaller form.

Ultimately, neither model has a clear edge in cooling or acoustics. Differences are marginal and unlikely to affect real-world enjoyment. What matters most is how you use and place your console. With proper ventilation and routine maintenance, both versions will deliver years of reliable, whisper-quiet gaming.

🚀 Ready to optimize your setup? Share your PS5 placement tips or ask questions in the comments—let’s build a quieter, cooler gaming community together!