Galax GeForce RTX 5070 Stellar Luna OC specifications and in-depth review

Galax GeForce RTX 5070 Stellar Luna OC

Manufacturer: Galax

The Galax GeForce RTX 5070 Stellar Luna OC is a high-performance graphics card designed for gamers and professionals. With its 12GB of GDDR7 VRAM, it delivers impressive rendering capabilities and supports advanced features like ray tracing and DLSS for enhanced visuals.

Powered by the Blackwell architecture, the RTX 5070 boasts a GPU clock speed of 2325 MHz and a turbo speed of 2587 MHz. It also offers a memory bandwidth of 672 GB/s and supports DirectX 12 Ultimate, making it an excellent choice for high-end gaming and demanding tasks.

Pros
  • Supports DirectX 12 Ultimate, ensuring compatibility with the latest gaming and creative applications.
  • Equipped with 12GB of GDDR7 VRAM, providing ample memory for demanding tasks.
  • Has ray tracing support, enhancing visual fidelity in compatible games and applications.
  • Offers multi-display technology, supporting up to four displays for an immersive setup.
  • Supports Intel Resizable BAR, optimizing performance in supported systems.
Cons
  • Does not feature USB-C, DVI, or mini DisplayPort outputs, limiting some connectivity options.
  • Lacks air-water cooling, potentially requiring standard cooling solutions for high-performance tasks.
  • Does not support XeSS (XMX), missing out on Intel's upscaling technology for improved performance.
Who is this for?

The Galax GeForce RTX 5070 Stellar Luna OC is ideal for gamers and professionals who require high graphical performance and advanced features. With 12GB of GDDR7 VRAM and support for ray tracing and DirectX 12 Ultimate, it excels in delivering realistic visuals and smooth gameplay. Its multi-display support for up to four monitors also makes it well-suited for those building immersive workstations or multi-monitor gaming setups.

Who is this NOT for?

This graphics card may not be suitable for users who need compact, portable solutions or specific types of connectivity. With a relatively large size of 345 mm in width and no support for USB-C, DVI, or mini DisplayPort outputs, it may be restrictive for small form-factor cases or setups with diverse display needs. Additionally, the lack of air-water cooling could limit its effectiveness in extremely high-performance, thermal-intensive tasks.

Performance:

GPU clock speed 2325 MHz
GPU turbo 2587 MHz
pixel rate 207 GPixel/s
floating-point performance 31.79 TFLOPS
texture rate 496.7 GTexels/s
GPU memory speed 1750 MHz
shading units 6144
texture mapping units (TMUs) 192
render output units (ROPs) 80
Has Double Precision Floating Point (DPFP)

The performance of the Galax GeForce RTX 5070 Stellar Luna OC is driven by its impressive specs, including a GPU clock speed of 2325 MHz, with a boost to 2587 MHz via GPU turbo. It delivers 31.79 TFLOPS of floating-point performance and 207 GPixel/s in pixel rate, ensuring smooth rendering and high-quality visuals. The card also offers a texture rate of 496.7 GTexels/s, 6144 shading units, and 192 texture mapping units (TMUs) for advanced graphical performance. With 80 render output units (ROPs) and support for Double Precision Floating Point (DPFP), it caters to tasks that require precision and computational power.

Memory:

effective memory speed 28000 MHz
maximum memory bandwidth 672 GB/s
VRAM 12GB
GDDR version GDDR7
memory bus width 192-bit
Supports ECC memory

The Galax GeForce RTX 5070 Stellar Luna OC is equipped with 12GB of GDDR7 VRAM, offering ample memory capacity for high-performance tasks. Its effective memory speed reaches 28000 MHz, delivering fast data processing, while the maximum memory bandwidth of 672 GB/s ensures quick access to large amounts of data. The card features a 192-bit memory bus width and supports ECC memory, providing enhanced error correction for critical computing tasks.

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 5070 Stellar Luna OC comes with a range of advanced features designed for an immersive visual experience. It supports DirectX 12 Ultimate and OpenGL 4.6, ensuring compatibility with the latest gaming and creative applications. The card also enables ray tracing and DLSS for enhanced graphics, along with multi-display support for up to four monitors. Additionally, it includes RGB lighting for customizable aesthetics and supports 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 5070 Stellar Luna OC offers a variety of display outputs for versatile connectivity. It features one HDMI 2.1b port, along with three DisplayPort outputs, allowing for multiple monitor setups. However, it does not include any USB-C, DVI, or mini DisplayPort outputs, limiting some connectivity options.

General info:

GPU architecture Blackwell
release date March 2025
Thermal Design Power (TDP) 250W
PCI Express (PCIe) version 5
semiconductor size 5 nm
number of transistors 31100 million
Has air-water cooling
width 345 mm
height 155 mm

The Galax GeForce RTX 5070 Stellar Luna OC utilizes the Blackwell GPU architecture, offering powerful performance and efficiency. It operates with a 250W Thermal Design Power (TDP) and uses a 5 nm semiconductor size, housing an impressive 31,100 million transistors. The card supports PCIe 5.0, ensuring high-speed data transfer. However, it does not feature air-water cooling, relying on standard cooling methods. With a width of 345 mm and height of 155 mm, it is designed to fit most PC cases.

Final Verdict

The Galax GeForce RTX 5070 Stellar Luna OC is a powerful graphics card designed for demanding users who require cutting-edge performance and advanced graphical features. With its 12GB of GDDR7 VRAM and support for ray tracing, DirectX 12 Ultimate, and multi-display setups, it is well-suited for high-end gaming and creative work. While it lacks certain connectivity options and advanced cooling features, its performance capabilities make it a strong choice for users seeking robust graphical power and versatility.