Asus ROG Astral GeForce RTX 5090

Name: Asus ROG Astral GeForce RTX 5090
Brand: Asus
SKU: 5415

Manufacturer: Asus

The Asus ROG Astral GeForce RTX 5090 is a high-end graphics card designed for demanding workloads, built around Nvidia's Blackwell architecture on a 5nm semiconductor process. It carries 32GB of GDDR7 VRAM across a wide 512-bit memory bus, delivering a maximum memory bandwidth of 1790 GB/s and an effective memory speed of 28000 MHz. The card features RGB lighting and supports up to four simultaneous displays through a combination of two HDMI 2.1b outputs and three DisplayPort connections.

On the compute side, the RTX 5090 Astral houses 21,760 shading units, 680 texture mapping units, and 176 render output units, contributing to a texture rate of 1657 GTexels/s and a pixel rate of 428.9 GPixels/s. Floating-point performance is rated at 106.1 TFLOPS, and the GPU operates at a base clock of 2017 MHz with a boost clock reaching 2437 MHz. The card has a TDP of 575W, connects via PCIe 5.0, and includes support for ray tracing, DLSS, DirectX 12 Ultimate, OpenGL 4.6, and Intel Resizable BAR, alongside ECC memory and Double Precision Floating Point capabilities.

Pros

Offers 32GB of GDDR7 VRAM across a 512-bit bus, providing substantial memory capacity and bandwidth for memory-intensive workloads
Supports up to four simultaneous displays through a combination of two HDMI 2.1b and three DisplayPort outputs, offering flexible multi-monitor setups
Includes ray tracing and DLSS support, enabling access to advanced rendering and upscaling features
ECC memory support adds reliability for tasks where data integrity is a priority
Intel Resizable BAR support allows the CPU to access the full GPU frame buffer, which can improve data transfer efficiency
RGB lighting is built in, allowing for visual customization within compatible setups

Cons

A TDP of 575W places significant demands on the power supply, requiring a high-capacity PSU and adequate system cooling
The card measures 357.6 mm in width and 149.3 mm in height, which may not fit in smaller or mid-tower chassis
Air-water cooling is not included, so users must rely entirely on the card's built-in air cooling solution
There are no USB-C, DVI, or mini DisplayPort outputs, which limits compatibility with certain older displays or specific peripherals

Who is this for?

This card is well-suited for users running demanding GPU compute workloads that benefit from high floating-point throughput, large VRAM capacity, and ECC memory support, such as machine learning tasks or professional visualization. Its 32GB of GDDR7 memory across a 512-bit bus also makes it a strong fit for high-resolution content creation and rendering workflows where memory headroom and bandwidth are critical. Additionally, users looking to drive multi-monitor setups of up to four displays via HDMI 2.1b and DisplayPort outputs will find the connectivity well-provisioned for complex desktop environments.

Who is this NOT for?

At 357.6 mm in width and with a TDP of 575W, this card is not a practical fit for users working with compact or small-form-factor builds, as physical clearance and power delivery requirements would be difficult to meet in tighter chassis. Users who rely on USB-C or DVI display connections will also find the port selection limiting, since neither interface is present. Additionally, those who do not have access to a robust cooling and power infrastructure may find the 575W thermal envelope challenging to manage without a well-ventilated, high-capacity system configuration.

Performance:

GPU clock speed	2017 MHz
GPU turbo	2437 MHz
pixel rate	428.9 GPixel/s
floating-point performance	106.1 TFLOPS
texture rate	1657 GTexels/s
GPU memory speed	1750 MHz
shading units	21760
texture mapping units (TMUs)	680
render output units (ROPs)	176
Has Double Precision Floating Point (DPFP)	✓

The GPU runs at a base clock of 2017 MHz, boosting up to 2437 MHz under load, while the GPU memory operates at 1750 MHz. With 21,760 shading units, 680 texture mapping units, and 176 render output units, the card achieves a texture rate of 1657 GTexels/s and a pixel rate of 428.9 GPixels/s. Floating-point performance reaches 106.1 TFLOPS, and the GPU also supports Double Precision Floating Point, making it capable of handling compute-intensive tasks alongside traditional graphics workloads.

Memory:

effective memory speed	28000 MHz
maximum memory bandwidth	1790 GB/s
VRAM	32GB
GDDR version	GDDR7
memory bus width	512-bit
Supports ECC memory	✓

The card is equipped with 32GB of GDDR7 VRAM running across a 512-bit memory bus, with an effective memory speed of 28000 MHz and a maximum memory bandwidth of 1790 GB/s. ECC memory support is also included, adding a layer of reliability for error-sensitive workloads.

Features:

DirectX version	DirectX 12 Ultimate
OpenGL version	4.6
OpenCL version	3
Supports multi-display technology	✓
supports ray tracing	✓
Supports 3D	✓
supports DLSS	✓
has XeSS (XMX)	✕
AMD SAM / Intel Resizable BAR	Intel Resizable BAR
has LHR	✕
has RGB lighting	✓
supported displays	4

The card supports ray tracing and DLSS, alongside stereoscopic 3D and multi-display technology for up to four simultaneous outputs. It is compatible with DirectX 12 Ultimate, OpenGL 4.6, and OpenCL 3, and includes Intel Resizable BAR support for improved CPU-to-GPU data throughput. RGB lighting is present, while XeSS (XMX) and LHR are not featured on this card.

Ports:

has an HDMI output	✓
HDMI ports	2
HDMI version	HDMI 2.1b
DisplayPort outputs	3
USB-C ports	0
DVI outputs	0
mini DisplayPort outputs	0

The card provides a total of five video outputs: two HDMI 2.1b ports and three DisplayPort outputs. There are no USB-C, DVI, or mini DisplayPort connections included in this configuration.

General info:

GPU architecture	Blackwell
Thermal Design Power (TDP)	575W
PCI Express (PCIe) version	5
semiconductor size	5 nm
number of transistors	92200 million
Has air-water cooling	✕
width	357.6 mm
height	149.3 mm

Built on the Blackwell architecture using a 5nm manufacturing process, the GPU integrates 92,200 million transistors and connects to the system via PCIe 5.0. It carries a Thermal Design Power of 575W and measures 357.6 mm in width and 149.3 mm in height. Air-water cooling is not included with this card.

Final Verdict

The Asus ROG Astral GeForce RTX 5090 is a card built around substantial compute and memory specifications, combining the Blackwell architecture with 32GB of GDDR7 VRAM on a 512-bit bus, ray tracing, DLSS, and broad multi-display support across five video outputs. Its 106.1 TFLOPS of floating-point performance and ECC memory support extend its relevance beyond gaming into professional and compute-intensive environments. That said, its 575W TDP and considerable physical dimensions mean it demands a well-equipped system to operate effectively. For users who can meet those infrastructure requirements, the RTX 5090 Astral represents a thoroughly specified card with few compromises at its tier.