Updated June 2026 • AI-Verified • Compatibility Checked
Best $2,500 PC Build for Workstation at 1440P (Intel + NVIDIA) – Mini-ITX
This compact Mini-ITX build delivers exceptional performance for 1440p workstation tasks, powered by Intel's Core Ultra 7 265K and NVIDIA's RTX 5070 Ti. It's designed for professionals who need a powerful yet space-saving system, excelling in content creation, CAD, and demanding applications.
Socket Match
DDR Match
PSU Capacity
Chassis Clearance
$2,380
Target Budget: $2,500
Expected Real-World Capability
How this configuration handles real-world workloads, based on its specs, thermal tolerances, and price tier.
✓
Professional Workloads
Optimized for high-compute rendering tasks, 3D modeling (Blender, Unreal Engine), software compilations, or local AI inference.
✓
Deep Stability Margin
Sustained peak speeds under 100% compute load with robust VRM power delivery and high-end power efficiency.
✓
GPU Acceleration
CUDA or OpenCL capabilities boost graphics-accelerated applications and preview screens in real-time.
Complete Build Checklist
A quick overview of all 8 components and pricing. Click any part to view details or check live Amazon prices.
| Component | Model Name & Role | Est. Price | Retail Price |
|---|---|---|---|
|
CPU |
Intel Core Ultra 7 265K
Primary Processor
|
$470 |
View on Amazon → |
|
GPU |
NVIDIA GeForce RTX 5070 Ti
Graphics Card
|
$800 |
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|
Motherboard |
ASUS ROG Strix Z890-I Gaming WiFi
Mainboard
|
$330 |
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|
Memory |
Corsair Vengeance 32GB (2x16GB) DDR5-6000 CL30
RAM
|
$130 |
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|
Storage |
Samsung 990 Pro 1TB NVMe PCIe 5.0 SSD
Primary Storage Drive
|
$120 |
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|
PSU |
Corsair SF750 750W 80+ Platinum SFX
Power Supply Unit
|
$180 |
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|
CPU Cooler |
Arctic Liquid Freezer III 240 AIO
CPU Liquid Cooler
|
$130 |
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|
Case |
Lian Li A4-H2O
PC Chassis
|
$160 |
View on Amazon → |
| Estimated Build Total | $2,380 |
Shop Setup on Amazon → |
|
Component Deep Dive
Why we selected each of these 8 parts for this build and how they fit into the compatibility ecosystem.
Intel Core Ultra 7 265K
Primary Processor
The Core Ultra 7 265K offers excellent multi-core performance and strong single-core speeds, making it ideal for demanding workstation applications. Its LGA1851 platform ensures future upgradeability within Intel's latest generation.
$470
Local pricing varies
NVIDIA GeForce RTX 5070 Ti
Graphics Card
The RTX 5070 Ti provides a strong balance of performance for 1440p workstation tasks, including rendering, video editing, and AI acceleration, while fitting within the budget and Mini-ITX form factor constraints.
$800
Local pricing varies
ASUS ROG Strix Z890-I Gaming WiFi
Mainboard
A high-quality Mini-ITX Z890 motherboard ensures full compatibility with the Core Ultra 7 265K and DDR5 memory, offering robust power delivery and essential features like PCIe 5.0 for a workstation build in a compact size.
$330
Local pricing varies
Corsair Vengeance 32GB (2x16GB) DDR5-6000 CL30
RAM
32GB of fast DDR5 memory is crucial for workstation performance, allowing for smooth multitasking and handling large datasets or complex projects. The 6000MHz CL30 speed offers an excellent balance of performance and value.
$130
Local pricing varies
Samsung 990 Pro 1TB NVMe PCIe 5.0 SSD
Primary Storage Drive
A 1TB PCIe 5.0 NVMe SSD provides blazing-fast storage for the operating system, applications, and active project files, significantly reducing load times and improving overall system responsiveness for workstation tasks.
$120
Local pricing varies
Corsair SF750 750W 80+ Platinum SFX
Power Supply Unit
The Corsair SF750 is a top-tier SFX PSU, providing ample and stable power for the CPU and GPU in a compact Mini-ITX build. Its Platinum efficiency ensures minimal heat generation and quiet operation, which is vital for small cases.
$180
Local pricing varies
Arctic Liquid Freezer III 240 AIO
CPU Liquid Cooler
A 240mm AIO liquid cooler is essential for effectively cooling the powerful Intel Core Ultra 7 265K within the confined space of a Mini-ITX case, ensuring stable performance during prolonged workstation loads.
$130
Local pricing varies
Lian Li A4-H2O
PC Chassis
The Lian Li A4-H2O is a highly compact and well-regarded Mini-ITX case that can accommodate a 240mm AIO and a full-sized GPU, making it perfect for a powerful workstation build where space is at a premium.
$160
Local pricing varies
System Compatibility Verification
Every full build passes a strict validation run before publication. Here are the status check reports:
CPU Socket Match
Verifies that the motherboard's socket (e.g. AM5 or LGA1851) matches the designated CPU precisely.
Verified
Memory Gen Match
Verifies that the CPU memory controller and motherboard slots support the same DDR standard (DDR4 or DDR5).
Verified
PSU Capacity
Ensures the chosen power supply capacity matches the cumulative peak load of the components with safety buffer.
Verified
Chassis Dimensions
Verifies that the motherboard layout fits the case, and GPU length/cooler height clear the internal chassis clearances.
Verified
This Mini-ITX build prioritizes a powerful Intel CPU and NVIDIA GPU for 1440p workstation tasks, ensuring compact size without significant performance compromise. The 240mm AIO cooler is essential for managing CPU thermals in the small form factor.
Note: Cross-referencing specifications on product boxes during unboxing is always recommended before tearing open plastic wraps.
Compatibility Notes
This Mini-ITX build prioritizes a powerful Intel CPU and NVIDIA GPU for 1440p workstation tasks, ensuring compact size without significant performance compromise. The 240mm AIO cooler is essential for managing CPU thermals in the small form factor.
Upgrade Path
Future upgrades could include expanding storage with additional NVMe drives, or upgrading to a higher-capacity DDR5 memory kit if your workload demands it. While the RTX 5070 Ti is robust, a future generation GPU could provide a significant boost, though careful consideration of power and thermal limits within the Mini-ITX case would be necessary. The LGA1851 platform offers potential for a CPU upgrade within the same socket generation.
Tradeoffs
To achieve this level of performance in a Mini-ITX form factor at the $2500 price point, some compromises were made. The 1TB SSD, while fast, may require users with large project files to invest in additional storage sooner. While the 240mm AIO is effective, a larger case could allow for a 280mm or 360mm AIO for even better thermal headroom, especially under sustained heavy loads. The premium for Mini-ITX components also means a slightly higher cost compared to an ATX build with similar core performance.
FAQ
Is this build also good for gaming at 1440p?
Yes, the Intel Core Ultra 7 265K and NVIDIA RTX 5070 Ti are an excellent combination for 1440p gaming, providing high frame rates in most modern titles at high to ultra settings.
Is the 750W PSU enough for these components?
The 750W SFX power supply is perfectly sufficient for the Intel Core Ultra 7 265K and RTX 5070 Ti, even under full load. The 80+ Platinum rating ensures high efficiency.
How are the thermals in such a small case with these powerful components?
The Lian Li A4-H2O is a compact Mini-ITX case, but it's specifically designed to accommodate a 240mm AIO cooler and triple-slot GPUs, making it suitable for this build. Proper cable management and fan orientation are key for optimal airflow.
Does the CPU's integrated graphics impact the performance of the RTX 5070 Ti?
While the integrated Arc Graphics on the CPU are capable for light tasks, the dedicated NVIDIA GeForce RTX 5070 Ti GPU is significantly more powerful and will handle all demanding workstation tasks and gaming. The integrated graphics will primarily serve as a backup or for specific multi-monitor setups.