If you are trying to understand the differences between the Corsair RM750 vs RM750x vs RM750i PSUs, we have a side by side comparison for you.
The Power Supply Unit can be one of the prime components of any computing system. And when we think about the power systems, one of the prominent players you would find impressive in their capacity to produce a robust power supply would include Corsair.
We will compare the three powerful and capable Power Supply Units in today’s post. Let us check out Corsair RM750, Corsair RM750X, and Corsair RM750i today.
Corsair RM750 vs RM750x vs RM750i – Comparison Table
| Features and Performance | Corsair RM750
| Corsair RM750x
| Corsair RM750i
|
| Maximum DC Output | 750W | 750W | 750W |
| Form factor | ATX12V v2.4, EPS 2.92 | ATX12V v2.4, EPS 2.92 | ATX12V v2.4, EPS 2.92 |
| Efficiency | 80 PLUS Gold, ETA-A (88-91%) | 80 PLUS Gold, ETA-A | 80 PLUS Gold, ETA-A |
| Noise | LAMBDA-A (20-25 dB[A]) | LAMBDA-A+ | LAMBDA-A+ |
| Modular design | Yes, fully modular | Yes, fully modular | Yes, fully modular |
| Intel C6/C7 Power State Support | Yes, available | Yes, available | Yes, available |
| Operating Temperature | 0 to 50 degree C | 0 to 50 degree C | 0 to 50 degree C |
| Protection | Overvoltage Protection, Under voltage protection, Over power protection, over-temperature protection, short circuit protection, and surge protection | Overvoltage Protection, Under voltage protection, Over power protection, over-temperature protection, short circuit protection, and surge protection | Overvoltage Protection, Under voltage protection, Over power protection, over-temperature protection, short circuit protection, and surge protection |
| Cooling efficiency | 140mm Rifle Bearing Fan (HA1425M12F-Z) | 100,000 hours | 135mm Rifle Bearing Fan (NR135L) |
| MTBF Hours | 100,000 hours | Low-Profile, All Black | 100,000 hours |
| Cable type | Low-Profile, All Black | 9 Nos SATA connectors, 7 nos PATA connectors, 4 nos PCIe connectors | Sleeved and Flat Black Cables |
| Connectors | 10 Nos SATA connectors, 4 nos PATA connectors, 6 nos PCIe connectors | 135mm Rifle Bearing Fan (NR135L) | 8 Nos SATA connectors, 7 nos PATA connectors, 4 nos PCIe connectors |
| Semi-passive operation | Yes | Yes | Yes |
| Physical Dimensions | 152 x 87 x 162mm | 150 x 86 x 162mm | 150mm x 86mm x 180mm |
| Weight | 1.61 kg (3.55 lb) | 1.61kg (3.55lb) | 1.93 grams |
| Warranty | 10 years | 10 years | 10 years |
Corsair RM750 – An Overview
The Corsair RM750 is one of the excellent options for an enhanced experience in terms of a good power capability. You would find it offering you an improved and reliable power supply available at the best price possible.
You would find it not a great option in terms of build quality. It does provide you with access to a very perfect and enhanced performance standard. You would also find it offering you an indeed increased efficiency at lower loads. Support for Modern Standby mode on Windows 10 is what would ideally make it one of the excellent options you would find rather impressive in the long run.
You would find it offering you a completely modular design. However, you do not have access to an in-cable caps for extra ripple filtering. You also have an option for semi-passive operation. You cannot deactivate it, though.
You would find it extremely durable and reliable in its appearance and performance characteristics.
The Spec sheet for the product reads as follows –
| Features and Performance | Corsair RM750 |
| Maximum DC Output | 750W |
| Form factor | ATX12V v2.4, EPS 2.92 |
| Efficiency | 80 PLUS Gold, ETA-A (88-91%) |
| Noise | LAMBDA-A (20-25 dB[A]) |
| Modular design | Yes, fully modular |
| Intel C6/C7 Power State Support | Yes, available |
| Operating Temperature | 0 to 50 degree C |
| Protection | Overvoltage Protection, Under voltage protection, Over power protection, over-temperature protection, short circuit protection, and surge protection |
| Cooling efficiency | 140mm Rifle Bearing Fan (HA1425M12F-Z) |
| MTBF Hours | 100,000 hours |
| Cable type | Low-Profile, All Black |
| Connectors | 10 Nos SATA connectors, 4 nos PATA connectors, 6 nos PCIe connectors |
| Semi-passive operation | Yes |
| Physical Dimensions | 152 x 87 x 162mm |
| Weight | 1.61 kg (3.55 lb) |
| Warranty | 10 years |
Pros
- A full power performance at even 47 degrees C
- A very quieter operation
- Support for modern standby mode
- Effective under light loads
Cons
- Price may be a concern
- Cannot deactivate semi-passive operation
Corsair RM750X – A Concise Review
The Corsair RM750X is the advanced power supply unit that surpasses the Corsair RM750. It indeed provides you access to a better Power supply option than the previous one. An almost equivalent operation in a compact chassis and a low noise operation are a few features you would find a rather excellent option.
The availability of two EPS connectors is one of the best options you would find somewhat improved and enhanced in its own right. This would be one of the added advantages that would help you achieve better performance with high-end CPUs. The noise performance can be considered to be quite useful and efficient. If you are checking out the options for the quietest and compact CPU, the Corsair RM750X is indeed one of the excellent opportunities in the long run.
The higher degree of efficiency levels in minimizing the thermal loads. That would mean you would not need to opt for the heat sinks of a higher magnitude. You can even use the power supply units on the models with no heat sinks at all.
The specifications offered by the platform would include
| Features and Performance | Corsair RM750x |
| Maximum DC Output | 750W |
| Form factor | ATX12V v2.4, EPS 2.92 |
| Efficiency | 80 PLUS Gold, ETA-A |
| Noise | LAMBDA-A+ |
| Modular design | Yes, fully modular |
| Intel C6/C7 Power State Support | Yes, available |
| Operating Temperature | 0 to 50 degree C |
| Protection | Overvoltage Protection, Under voltage protection, Over power protection, over-temperature protection, short circuit protection, and surge protection |
| MTBF Hours | 100,000 hours |
| Cable type | Low-Profile, All Black |
| Connectors | 9 Nos SATA connectors, 7 nos PATA connectors, 4 nos PCIe connectors |
| Cooling efficiency | 135mm Rifle Bearing Fan (NR135L) |
| Semi-passive operation | Yes |
| Physical Dimensions | 150 x 86 x 162mm |
| Weight | 1.61kg (3.55lb) |
| Warranty | 10 years |
Pros
- A perfect ripple protection feature
- Quieter operation range
- An excellent and durable build quality
- Two EPS connectors
Cons
- The in-cable capacitors
- No fan test button
Corsair RM750i – A Sneak Peek
The letter i in the brand is a clear indication to prove the efficacy of the power supply unit indicates a more powerful advanced digital interface offered on the platform. Corsair has been one of the prominent options in the long run with the RM line up.
The Corsair RM line-up includes access to providing you access to an enhanced and efficient digital interface. The interface comes with an ability to get access to limited information about the proper status of the power supply unit. The digital circuits have been observed to be better than the analog ones.
You would find the availability of exclusive usage of the Japanese capacitors. The service also provides you access to enhanced performance with fluid dynamic bearing. The digital circuitry should ideally make it one of the exciting choices for useful measurement of power in/out, efficiency, output voltages, and temperature, as well as DC load and fan speed.
The new features have indeed ben much inspiring, and they have indeed raised the expectations. Channel Well Technology builds the units. It provides you access to two VGAs with double PCIe sockets each. You can also be able to achieve the best standards with quieter and silent operation.
The specifications offered by the platform would include the following details –
| Features and Performance | Corsair RM750i |
| Maximum DC Output | 750W |
| Form factor | ATX12V v2.4, EPS 2.92 |
| Efficiency | 80 PLUS Gold, ETA-A |
| Noise | LAMBDA-A+ |
| Modular design | Yes, fully modular |
| Intel C6/C7 Power State Support | Yes, available |
| Operating Temperature | 0 to 50 degree C |
| Protection | Overvoltage Protection, Under voltage protection, Over power protection, over-temperature protection, short circuit protection, and surge protection |
| Cooling efficiency | 135mm Rifle Bearing Fan (NR135L) |
| MTBF Hours | 100,000 hours |
| Cable type | Sleeved and Flat Black Cables |
| Connectors | 8 Nos SATA connectors, 7 nos PATA connectors, 4 nos PCIe connectors |
| Semi-passive operation | Yes |
| Physical Dimensions | 150mm x 86mm x 180mm |
| Weight | 1.93 grams |
| Warranty | 10 years |
Pros
- Full power capability at 47 degrees C
- An efficient load regulation
- The fully compatible digital interface.
- Extremely silent operation.
Cons
- Single EPS connectors
The Concluding Thoughts
Well, that was a complete comparison between the best options offered by Corsair’s range of efficient and robust power supply units. Check out the opportunities and the features explained in the above discussion and pick the ones that best meet your requirements.
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