ASRock Intel Core Ultra Z890 LGA1851 RL-ILM Mini vs ASUS Pro WS WRX90E-SAGE SE EEB Workstation
Updated August 2026 — ASUS Pro WS WRX90E-SAGE SE EEB Workstation leads on memory and performance.
The ASUS motherboard offers superior performance and features for professionals, while the ASRock is a budget-friendly option for casual users.
Why ASRock Intel Core Ultra Z890 LGA1851 RL-ILM Mini is better
Price
ASRock is significantly cheaper at $249.99.
Size
ASRock's Mini ITX design is more compact.
Simplicity
ASRock is optimized for everyday computing.
Why ASUS Pro WS WRX90E-SAGE SE EEB Workstation is better
Performance
ASUS supports up to 96-core CPUs.
Memory
ASUS supports up to 2TB ECC R-DIMM DDR5.
Connectivity
ASUS includes dual 10 Gb LAN ports.
Overall score
Specifications
| Spec | ASRock Intel Core Ultra Z890 LGA1851 RL-ILM Mini | ASUS Pro WS WRX90E-SAGE SE EEB Workstation |
|---|---|---|
| Processor Support | Intel Core Ultra | AMD Ryzen Threadripper PRO |
| Max Memory | 128GB DDR5 | 2TB ECC R-DIMM DDR5 |
| PCIe Slots | 2 | 7 |
| LAN Ports | 2 Thunderbolt 4 | 2 x 10 Gb |
| Power Stages | 12+1+1+1+1 | 32 |
Dimension comparison
Overview of the Motherboards
When comparing motherboards, key factors such as performance, features, and price play a critical role. The ASRock Intel Core Ultra Z890 LGA1851 RL-ILM Mini ITX Motherboard Phantom Gaming is priced at $249.99, while the ASUS Pro WS WRX90E-SAGE SE EEB Workstation Motherboard comes in at $1,246.99. This price difference of about 400% reflects the distinct target audiences and functionalities of each motherboard.
The ASRock motherboard is designed for everyday computing and offers optimization for stability and efficiency, making it a suitable choice for casual users. In contrast, the ASUS motherboard caters to professionals in demanding fields like AI training and 3D rendering, featuring robust performance capabilities tailored for high-end applications.
Performance Comparison
In terms of performance, the ASUS Pro WS WRX90E-SAGE SE is superior to the ASRock motherboard. It supports AMD Ryzen Threadripper PRO 7000 WX-Series processors with up to 96-core capabilities, ideal for heavy computational tasks. The ASRock motherboard, while supporting Intel Core Ultra processors, is limited to 12+1+1+1+1 power phases.
The ASUS features an impressive 32 power stages and extensive cooling solutions, which are essential for maintaining performance under heavy loads. The ASRock motherboard, while efficient for daily tasks, may not handle intensive applications as effectively due to its simpler power delivery system.
Memory and Expansion Options
The ASUS motherboard excels in memory capacity and expansion options. It supports up to 2TB ECC R-DIMM DDR5 memory, which is a significant advantage for tasks requiring substantial memory overhead. The ASRock motherboard, on the other hand, supports up to 128GB of DDR5 memory, which may suffice for general use but will likely fall short for professional applications.
Additionally, the ASUS provides numerous expansion slots, including seven PCIe 5.0 x16 slots and four M.2 slots. This extensive connectivity allows for multi-GPU setups and faster storage solutions, making it ideal for professionals needing high-performance hardware. The ASRock offers limited expansion capabilities, focusing instead on dual-channel memory with fewer slots.
Connectivity Features
Connectivity is another area where the ASUS motherboard outshines the ASRock model. The ASUS Pro WS WRX90E-SAGE SE includes dual 10 Gb LAN ports and USB4 40Gbps Type-C connections, allowing for ultrafast data transfer and networking capabilities. This is particularly beneficial for professionals managing large data sets or requiring rapid communication between devices.
In comparison, the ASRock motherboard offers more standard connectivity options, including one HDMI and two Thunderbolt 4 Type-C ports. While these are adequate for general use, they do not match the high-speed features available on the ASUS.
Target Audience and Use Cases
The ASRock motherboard is primarily aimed at casual users who need a reliable and efficient board for everyday computing tasks. Its features are optimized for stability and ease of use, appealing to those who do not require advanced capabilities.
Conversely, the ASUS motherboard is designed for professionals in fields such as AI training, animation, and 3D rendering. Its extensive features and robust performance make it a suitable option for users who demand high efficiency and performance from their systems. This difference in target audience is reflected in the substantial price gap, with the ASUS catering to a more specialized market.
Design and Build Quality
In terms of design, both motherboards exhibit different philosophies. The ASRock model focuses on a compact Mini ITX design, making it suitable for smaller builds. It presents a streamlined style that appeals to users looking to save space without sacrificing performance for daily tasks.
The ASUS motherboard, built as a larger EEB form factor, reflects its workstation-grade quality. It features a more robust thermal design, including massive VRM cooling and active fans for M.2 slots. This design is a testament to its targeted use in professional settings, emphasizing performance and reliability under load.
Price Analysis
The ASRock motherboard is priced at $249.99, whereas the ASUS motherboard retails for $1,246.99. This price difference of approximately $997 represents a significant investment for users considering the ASUS. The ASUS is clearly a premium product designed for specialized use, while the ASRock provides a more budget-friendly option for general users.
For those who do not require the extensive features of the ASUS, the ASRock presents a compelling case for affordability. However, professionals willing to invest in higher-quality components will find the performance of the ASUS worth the price tag.
Which should you buy?
Choosing between the ASRock Intel Core Ultra Z890 LGA1851 RL-ILM Mini ITX Motherboard Phantom Gaming and the ASUS Pro WS WRX90E-SAGE SE EEB Workstation Motherboard ultimately depends on your specific needs. If you are a casual user looking for a reliable, budget-friendly option for everyday tasks, the ASRock motherboard is a solid choice at $249.99.
However, if you are a professional in need of advanced capabilities, such as high core counts, extensive memory, and superior connectivity, the ASUS motherboard offers unrivaled performance for $1,246.99. Thus, your decision should align with your intended use cases and budget considerations.

