Side-by-Side Comparison
Corsair Nautilus II 240 RS LCD vs Antec Ultra 240 ARGB
Standardized 5-pillar engineering audit, thermal telemetry, verified longevity metrics, and complete technical specification diff.
▲ DOCUMENTED QUIRKS
Composite Score:
4.3
/ 5.0
Native DisplayPort video transmission and hub-free unified PWM fans deliver outstanding ergonomics, tempered by AMD bracket packaging revisions.
▲ DOCUMENTED QUIRKS
Composite Score:
4.3
/ 5.0
A dependable 240 mm closed-loop cooler featuring low-noise pump operation, dual PWM fans, and broad multi-generation socket compatibility.
⚖️
Mizex Comparative Audit Verdict
Both the Corsair Nautilus II 240 RS LCD and Antec Ultra 240 ARGB share an identical composite score of 4.3. Choice between them depends primarily on specific port requirements, physical dimensions, or pricing.
5-Pillar Engineering Telemetry
Detailed comparison across standardized normalized 1.0 – 5.0 engineering pillars.
Corsair Nautilus II 240 RS LCD
Antec Ultra 240 ARGB
Engineering & Architecture
(30%)
Winner: Corsair Nautilus II 240 RS LCD (+0.1)
4.4
4.3
Build Quality & Materials
(20%)
Winner: Corsair Nautilus II 240 RS LCD (+0.1)
4.3
4.2
Thermal, Power & Acoustics
(20%)
Winner: Corsair Nautilus II 240 RS LCD (+0.1)
4.2
4.1
Real-World Reliability
(20%)
Winner: Antec Ultra 240 ARGB (+0.2)
4.1
4.3
Buyer Value & Upgrades
(10%)
Winner: Antec Ultra 240 ARGB (+0.2)
4.4
4.6
Corsair Nautilus II 240 RS LCD: Strengths & Caveats
✔ Advantages
- Dedicated DisplayPort interface allows the 3.5-inch 60Hz IPS panel to function natively as a secondary Windows display.
- RS II Unified Frame fan system eliminates daisy-chain clutter with a single direct 4-pin PWM motherboard connection.
- Quiet 20 dBA pump acoustic floor paired with high static pressure fans reaching up to 4.2 mm-H2O.
- Broad socket retention system supporting AMD AM4/AM5 and next-generation Intel LGA 1851/1954 platforms.
✖ Documented Caveats
- Horizontal screen mounting on AMD platforms requires Bracket Revision 1, potentially requiring a support ticket if bundled with Bracket 2.
- Requires routing a dedicated auxiliary DisplayPort cable alongside motherboard wiring to power screen visuals.
- Unified dual-fan configuration requires verifying motherboard CPU_FAN header amperage limits.
Antec Ultra 240 ARGB: Strengths & Caveats
✔ Advantages
- Quiet 2600 RPM pump operation rated below 23 dB(A)
- Comprehensive out-of-the-box socket compatibility including Intel LGA 1851/1700 and AMD AM5/AM4
- High-conductivity copper base plate for effective thermal interface contact
- Dual 120 mm ARGB PWM fans for synchronized airflow and lighting control
✖ Documented Caveats
- Maximum fan acoustics reach 33.05 dB(A) during peak PWM operation
- 240 mm radiator surface area provides less thermal headroom for extreme high-wattage overclocks than larger 360 mm formats
Technical Specification Comparison
Side-by-side spec alignment. Rows highlighted with subtle shading denote differing specifications.
| Specification | Corsair Nautilus II 240 RS LCD | Antec Ultra 240 ARGB |
|---|---|---|
| Brand DIFF | Corsair | Antec |
| Model DIFF | Nautilus II 240 RS LCD | Ultra 240 ARGB |
| Model SKU DIFF | CW-9061051-WW | — |
| Radiator Dimensions DIFF | 240 mm (9.45 in) Dual-Fan Form Factor | — |
| Radiator Material DIFF | Aluminum | — |
| Cold Plate Material DIFF | Copper | — |
| Pump Model DIFF | FlowDrive 2S | — |
| Pump Acoustic Floor DIFF | 20 dBA | — |
| Display Specification DIFF | 3.5 in (88.9 mm) IPS LCD | — |
| Display Resolution DIFF | 480 x 640 | — |
| Display Refresh Rate DIFF | 60 Hz | — |
| Display Interface DIFF | DisplayPort | — |
| Fan Configuration DIFF | RS II Unified Frame (Dual Fan) | — |
| Fan Bearing Type DIFF | Magnetic Dome | — |
| Fan Operational Speed DIFF | 0, 420 - 2,100 RPM ±10% | — |
| Fan Airflow DIFF | 10.8 - 73 CFM (per fan) | — |
| Fan Static Pressure DIFF | 0.15 - 4.2 mm-H2O (per fan) | — |
| Fan Noise Level DIFF | 10 - 36 dBA | — |
| Fan Power Connection DIFF | 4-pin PWM | — |
| Tubing Dimensions DIFF | 17.7 in (450 mm) Length | — |
| Tubing Material DIFF | Black Sleeved Low-Permeation Rubber | — |
| AMD Socket Support DIFF | AM4, AM5 | — |
| Intel Socket Support DIFF | LGA 1700, LGA 1851, LGA 1954 | — |
| Control Software DIFF | Corsair iCUE | — |
| Warranty Period DIFF | 5 Years | — |
| Cooler Type DIFF | — | All-in-One Liquid CPU Cooler |
| Radiator Dimensions DIFF | — | 240 mm (9.45 in) |
| Cold Plate Material DIFF | — | Copper |
| Fan Configuration DIFF | — | 2x 120 mm PWM Fans |
| Fan Noise Level DIFF | — | 33.05 dB(A) |
| Pump Speed DIFF | — | 2600 RPM |
| Pump Noise Level DIFF | — | <23 dB(A) |
| Lighting Type DIFF | — | ARGB Mirror Lighting Pump Head |
| Socket Support DIFF | — | Intel LGA 115X / 1200 / 1366 / 1700 / 1851 / 20XX, AMD AM4 / AM5 |
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