Asus Dual GeForce RTX 5070 OC Edition specifications and in-depth review

Asus Dual GeForce RTX 5070 OC Edition

Manufacturer: Asus

The Asus Dual GeForce RTX 5070 OC Edition is a desktop graphics card based on NVIDIA's Blackwell architecture, manufactured on a 5 nm process with 31,100 million transistors. It operates at a base clock of 2325 MHz and reaches a boosted frequency of 2542 MHz, while the card's 31.24 TFLOPS of floating-point performance reflects its computational throughput. RGB lighting is included, and the card measures 249 mm in length and 126 mm in height, with active air cooling handling thermal management at a 250W TDP.

On the memory side, the card is equipped with 12GB of GDDR7 VRAM running across a 192-bit bus at an effective speed of 28,000 MHz, yielding a maximum bandwidth of 672 GB/s. It supports ECC memory and Intel Resizable BAR. The card carries 6,144 shading units, 192 texture mapping units, and 80 render output units, delivering a texture rate of 488.1 GTexels/s and a pixel rate of 203.4 GPixel/s. Feature support includes DirectX 12 Ultimate, OpenGL 4.6, OpenCL 3, ray tracing, DLSS, stereoscopic 3D, and multi-display output across up to four screens via three DisplayPort 2.1 outputs and one HDMI 2.1b port. The card connects via PCIe 5.0.

Pros
  • Supports ray tracing and DLSS, enabling hardware-accelerated rendering features for compatible workloads
  • GDDR7 memory with an effective speed of 28,000 MHz and 672 GB/s bandwidth allows for fast data throughput in demanding scenarios
  • Four display outputs — three DisplayPort and one HDMI 2.1b — provide flexible multi-monitor configurations for up to four screens simultaneously
  • ECC memory support adds a degree of data integrity for workloads where memory accuracy matters
  • 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, offering visual customization within a system build
Cons
  • The 192-bit memory bus width is narrower than what higher-tier cards in the same category typically use, which limits total bandwidth scaling
  • No USB-C video output is available, restricting compatibility with displays or devices that rely solely on that connection
  • Water cooling is not supported, leaving the card dependent entirely on the included air cooling solution for thermal management
  • 12GB of VRAM may prove limiting in scenarios where very large assets or datasets need to reside entirely in GPU memory
Who is this for?

This card is well-suited to users running ray tracing and DLSS-enabled workloads, where hardware support for both features allows for more demanding rendering pipelines without falling back to software alternatives. The combination of GDDR7 memory, a 28,000 MHz effective speed, and 672 GB/s bandwidth also makes it a reasonable fit for content creators and compute-oriented users who benefit from fast memory throughput and ECC support. Additionally, users who run multi-monitor setups of up to four displays will find the port configuration practical, with three DisplayPort outputs and one HDMI 2.1b covering a wide range of display connectivity needs.

Who is this NOT for?

Users with workloads that demand very large GPU memory allocations — such as those working with high-resolution texture sets or large machine learning models — may find the 12GB VRAM ceiling a limiting factor as dataset sizes grow. The card also lacks a USB-C video output, making it a poor match for users whose display hardware relies exclusively on that connection standard. Furthermore, those seeking a liquid-cooled or hybrid thermal solution will need to look elsewhere, as this card is limited to air cooling with no water cooling option available.

Performance:

GPU clock speed 2325 MHz
GPU turbo 2542 MHz
pixel rate 203.4 GPixel/s
floating-point performance 31.24 TFLOPS
texture rate 488.1 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 section of the Asus Dual GeForce RTX 5070 OC Edition centers on a base GPU clock of 2325 MHz that rises to 2542 MHz in turbo mode, supported by 6,144 shading units, 192 texture mapping units, and 80 render output units. These figures translate into a texture rate of 488.1 GTexels/s and a pixel rate of 203.4 GPixel/s, while overall compute throughput reaches 31.24 TFLOPS of floating-point performance. GPU memory operates at 1750 MHz, and the card includes support for Double Precision Floating Point (DPFP), broadening its suitability beyond standard rendering workloads.

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 Asus Dual GeForce RTX 5070 OC Edition is equipped with 12GB of GDDR7 VRAM running across a 192-bit memory bus at an effective speed of 28,000 MHz, resulting in a maximum memory bandwidth of 672 GB/s. ECC memory support is included, adding a layer of data integrity for workloads where memory accuracy is a consideration.

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 Asus Dual GeForce RTX 5070 OC Edition supports DirectX 12 Ultimate, OpenGL 4.6, and OpenCL 3, covering a broad range of graphics and compute APIs. Ray tracing and DLSS are both supported, alongside stereoscopic 3D and multi-display output across up to four screens. Intel Resizable BAR is included, while XeSS (XMX) and LHR are not present on this card. RGB lighting is built in, rounding out the feature set on the hardware side.

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 Asus Dual GeForce RTX 5070 OC Edition offers a total of four video outputs: three DisplayPort connections and one HDMI 2.1b port. There are no USB-C, DVI, or mini DisplayPort outputs on this card.

General info:

GPU architecture Blackwell
Thermal Design Power (TDP) 250W
PCI Express (PCIe) version 5
semiconductor size 5 nm
number of transistors 31100 million
Has air-water cooling
width 249 mm
height 126 mm

The Asus Dual GeForce RTX 5070 OC Edition is built on the Blackwell architecture, fabricated on a 5 nm process with 31,100 million transistors, and connects to the system via PCIe 5.0. It carries a Thermal Design Power of 250W and relies on air cooling, as water cooling is not supported. The card measures 249 mm in width and 126 mm in height, giving a clear picture of its physical footprint in a system build.

Final Verdict

The Asus Dual GeForce RTX 5070 OC Edition is a well-defined graphics card built around the Blackwell architecture, bringing together a solid feature set that includes ray tracing, DLSS, ECC memory support, and a flexible four-display output configuration. Its GDDR7 memory running at 28,000 MHz effective speed with 672 GB/s bandwidth stands out as a core strength, making it a capable choice for users whose workflows benefit from fast memory throughput. That said, the 12GB VRAM ceiling and the absence of USB-C video output or water cooling support do place certain boundaries on its versatility. For users whose needs fall within those boundaries — particularly those focused on ray-traced rendering, DLSS-enabled applications, or multi-monitor productivity — the RTX 5070 OC Edition represents a technically coherent and well-equipped option.

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