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Galax GeForce RTX 5080 HOF OC Lab Plus-X specifications and in-depth review

Galax GeForce RTX 5080 HOF OC Lab Plus-X

Manufacturer: Galax

The Galax GeForce RTX 5080 HOF OC Lab Plus-X is a high-performance graphics card designed for demanding users. It features a GPU clock speed of 2295 MHz, providing efficient processing power for a range of applications.

Equipped with 16GB VRAM and GDDR7 memory, this card ensures fast data transfer and high bandwidth, with a maximum memory bandwidth of 960 GB/s. It supports advanced features like ray tracing, DLSS, and Intel Resizable BAR, making it compatible with modern gaming and creative software.

Pros
  • Supports up to four displays simultaneously, enabling efficient multi-monitor setups.
  • Equipped with 16GB of VRAM and a high memory bandwidth of 960 GB/s, ensuring smooth performance in demanding tasks.
  • Supports Intel Resizable BAR, which can enhance performance in compatible systems.
  • Includes ray tracing support, delivering realistic lighting and shadows in compatible applications.
  • Has RGB lighting for a customizable visual experience.
Cons
  • Does not feature USB-C, DVI, or mini DisplayPort outputs, limiting connectivity options for some users.
  • Lacks air-water cooling, which could impact cooling efficiency in high-load scenarios.
  • PCI Express 5.0 support may not yet be fully utilized by all current applications and workloads.
Who is this for?

The Galax GeForce RTX 5080 HOF OC Lab Plus-X is ideal for users who demand high performance in gaming, content creation, and computational tasks. With its support for DirectX 12 Ultimate, ray tracing, and a robust 16GB VRAM, it excels in rendering high-quality graphics and running demanding software. This card is also well-suited for multi-display setups, supporting up to four displays simultaneously, making it a good choice for professionals working with multiple monitors or gamers who want an immersive experience.

Who is this NOT for?

This graphics card may not be the best option for users with limited space or those prioritizing compact designs, as it has a considerable size of 349.4 mm in width. Additionally, users looking for broader connectivity options may find its lack of USB-C and mini DisplayPort outputs limiting. Furthermore, those seeking advanced cooling solutions may be disappointed by the absence of air-water cooling, potentially leading to thermal concerns under heavy loads.

Performance:

GPU clock speed 2295 MHz
GPU turbo 2730 MHz
pixel rate 305.8 GPixel/s
floating-point performance 58.71 TFLOPS
texture rate 917.3 GTexels/s
GPU memory speed 1875 MHz
shading units 10752
texture mapping units (TMUs) 336
render output units (ROPs) 112
Has Double Precision Floating Point (DPFP) ✓

The performance of the Galax GeForce RTX 5080 HOF OC Lab Plus-X is driven by its impressive GPU clock speed of 2295 MHz, with a turbo boost reaching up to 2730 MHz. It delivers a pixel rate of 305.8 GPixel/s and a texture rate of 917.3 GTexels/s, ensuring smooth and detailed visual output. With a floating-point performance of 58.71 TFLOPS and 10752 shading units, this graphics card excels in handling complex computations and rendering tasks. Additionally, it includes 336 texture mapping units (TMUs) and 112 render output units (ROPs), enhancing its overall rendering efficiency. The card also supports double precision floating point (DPFP), making it suitable for applications requiring high precision.

Memory:

effective memory speed 30000 MHz
maximum memory bandwidth 960 GB/s
VRAM 16GB
GDDR version GDDR7
memory bus width 256-bit
Supports ECC memory ✓

The Galax GeForce RTX 5080 HOF OC Lab Plus-X is equipped with 16GB of VRAM, offering ample memory for handling demanding applications. Its memory runs at an effective speed of 30000 MHz, providing high performance for data-intensive tasks. With a maximum memory bandwidth of 960 GB/s and a 256-bit memory bus width, the card ensures efficient data transfer. Additionally, it supports ECC memory, enhancing stability and error correction in critical 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 Galax GeForce RTX 5080 HOF OC Lab Plus-X offers a range of advanced features, including support for DirectX 12 Ultimate and ray tracing, enhancing graphics fidelity in compatible applications. It also supports multi-display technology, allowing for up to four displays, and includes DLSS for improved performance in supported games. Additionally, the card features RGB lighting, adding a customizable aesthetic element, while supporting Intel Resizable BAR for improved performance.

Ports:

has an HDMI output ✓
HDMI ports 1
HDMI version HDMI 2.1b
DisplayPort outputs 3
USB-C ports 0
DVI outputs 0
mini DisplayPort outputs 0

The Galax GeForce RTX 5080 HOF OC Lab Plus-X provides a variety of connectivity options, including one HDMI 2.1b port and three DisplayPort outputs, ensuring compatibility with multiple displays. The card supports HDMI 2.1b for high-quality video output and offers a total of four supported displays. However, it does not include USB-C, DVI, or mini DisplayPort outputs.

General info:

GPU architecture Blackwell
release date January 2025
Thermal Design Power (TDP) 360W
PCI Express (PCIe) version 5
semiconductor size 5 nm
number of transistors 45600 million
Has air-water cooling ✕
width 349.4 mm
height 160 mm

The Galax GeForce RTX 5080 HOF OC Lab Plus-X features the Blackwell GPU architecture, built on a 5 nm semiconductor process with a substantial 45600 million transistors. It has a Thermal Design Power (TDP) of 360W, ensuring efficient energy use and cooling. The card supports PCI Express 5.0 for fast data transfer and measures 349.4 mm in width and 160 mm in height. Notably, it does not feature air-water cooling.

Final Verdict

The Galax GeForce RTX 5080 HOF OC Lab Plus-X is a high-performance graphics card designed for users seeking advanced graphics capabilities, with features like ray tracing support and a large 16GB VRAM for demanding applications. Its robust performance, combined with support for up to four displays and Intel Resizable BAR, makes it an excellent choice for gamers and content creators who require top-tier visual fidelity and multitasking. However, its size and lack of advanced cooling solutions may limit its appeal for those with space constraints or specific cooling needs. Overall, this card stands out for its raw power and feature set, making it well-suited for high-end applications where performance is paramount.

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