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Kuroutoshikou GeForce RTX 5070 White Dual Fan OC specifications and in-depth review

Kuroutoshikou GeForce RTX 5070 White Dual Fan OC

Manufacturer: Kuroutoshikou

The Kuroutoshikou GeForce RTX 5070 White Dual Fan OC is a mid-to-high-range graphics card designed around NVIDIA's Blackwell architecture, produced by the Japanese manufacturer Kuroutoshikou. Running with a base clock of 2325 MHz and a boost frequency of 2527 MHz, the card is factory overclocked out of the box. It features 12GB of GDDR7 VRAM operating across a 192-bit memory bus, delivering an effective memory speed of 28000 MHz and a peak bandwidth of 672 GB/s. RGB lighting and a dual-fan cooling solution round out the physical package, housed in a compact 240 x 115.5 mm form factor.

On the technical side, the card carries 6144 shading units, 192 texture mapping units, and 80 render output units, yielding a texture rate of 485.2 GTexels/s and a pixel fill rate of 202.2 GPixel/s. It supports DirectX 12 Ultimate alongside OpenGL 4.6 and OpenCL 3, and includes hardware ray tracing, DLSS, and stereoscopic 3D support. Connectivity spans three DisplayPort outputs and one HDMI 2.1b port, enabling up to four simultaneous displays. The card operates within a 250W TDP envelope, connects via PCIe 5.0, and is built on a 5 nm process housing approximately 31.1 billion transistors. Intel Resizable BAR is supported, and ECC memory is available for workloads that require it.

Pros
  • Supports up to four simultaneous displays through three DisplayPort outputs and one HDMI 2.1b port, offering flexible multi-monitor setups
  • 12GB of GDDR7 VRAM with a peak bandwidth of 672 GB/s suits memory-intensive workloads without running short on capacity
  • Hardware ray tracing and DLSS support are both present, enabling more realistic lighting rendering alongside upscaling capabilities
  • ECC memory support allows for error detection and correction, which is useful in precision-sensitive computing tasks
  • RGB lighting is built into the card for users who prioritize visual customization within their build
  • The compact 240 x 115.5 mm footprint makes it easier to fit into smaller chassis compared to larger dual-fan cards
Cons
  • The 250W TDP places notable demands on the power supply, requiring a well-specced system to run without issues
  • Only a one-year warranty is provided, which is shorter than what many competing graphics cards in this segment offer
  • No USB-C output is available, limiting direct connectivity with monitors or devices that rely on that port type
  • Water-cooling is not supported, so thermal management depends entirely on the dual air-cooling solution under sustained load
Who is this for?

This card is well-matched for users who engage in demanding gaming or GPU-accelerated compute workloads, where the combination of 6144 shading units, 31.05 TFLOPS of floating-point performance, and hardware ray tracing can be put to practical use. The 12GB of GDDR7 VRAM with 672 GB/s of bandwidth also makes it a reasonable fit for content creators and technical users who work with large textures, 3D rendering, or precision-sensitive tasks that benefit from ECC memory support. Those running multi-monitor setups of up to four displays will find the output configuration — three DisplayPort and one HDMI 2.1b — accommodating for productivity-oriented or immersive desktop environments.

Who is this NOT for?

Users who require extensive thermal headroom under sustained load may find the dual air-cooling solution limiting, as no water-cooling option is available and the 250W TDP can generate significant heat over extended sessions. The card is also a poor fit for those who need USB-C display connectivity, since no such port is present, making it incompatible with monitors or devices that rely exclusively on that interface. Additionally, users who prioritize long-term coverage may be underserved by the one-year warranty period, which offers less protection than what some might expect for hardware of this specification level.

Performance:

GPU clock speed 2325 MHz
GPU turbo 2527 MHz
pixel rate 202.2 GPixel/s
floating-point performance 31.05 TFLOPS
texture rate 485.2 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 card operates with a base GPU clock of 2325 MHz, boosting up to 2527 MHz under load, while the GPU memory runs at 1750 MHz. With 6144 shading units, 192 texture mapping units, and 80 render output units, it achieves a texture rate of 485.2 GTexels/s and a pixel fill rate of 202.2 GPixel/s. Floating-point performance reaches 31.05 TFLOPS, and the card also supports Double Precision Floating Point (DPFP), making it capable of handling workloads that require higher numerical precision.

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 ✓

This card is equipped with 12GB of GDDR7 VRAM running across a 192-bit memory bus, with an effective memory speed of 28000 MHz and a peak bandwidth of 672 GB/s. ECC memory support is included, allowing the card to detect and correct memory errors, which can be beneficial for precision-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 DirectX 12 Ultimate, OpenGL 4.6, and OpenCL 3, covering a broad range of graphics and compute workloads. Hardware ray tracing and DLSS are both present, alongside stereoscopic 3D and multi-display support for up to four screens simultaneously. Intel Resizable BAR is enabled, while XeSS (XMX) and LHR are not included. RGB lighting is built in, rounding out the feature set on the physical 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 card's output configuration consists of three DisplayPort outputs and one HDMI 2.1b port, providing four video outputs in total. There are no DVI, mini DisplayPort, or USB-C ports present on this model.

General info:

GPU architecture Blackwell
Thermal Design Power (TDP) 250W
PCI Express (PCIe) version 5
semiconductor size 5 nm
number of transistors 31100 million
warranty period 1 years
Has air-water cooling ✕
width 240 mm
height 115.5 mm

Built on the Blackwell architecture and manufactured using a 5 nm process, the GPU integrates approximately 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, with no water-cooling option included. The card measures 240 mm in width and 115.5 mm in height, and comes with a one-year warranty.

Final Verdict

The Kuroutoshikou GeForce RTX 5070 White Dual Fan OC brings together a capable set of specifications within a relatively compact dual-fan form factor, anchored by 12GB of GDDR7 VRAM with 672 GB/s of bandwidth and meaningful feature support including hardware ray tracing, DLSS, ECC memory, and a four-display output configuration. Its Blackwell architecture and factory overclock make it a genuinely capable card for gaming and GPU-compute use cases, while the inclusion of ECC support extends its appeal to users with precision-sensitive workloads. That said, the reliance on air cooling under a 250W TDP, the absence of USB-C output, and a limited one-year warranty are factors worth weighing carefully depending on the intended use environment. For users whose needs align with its strengths, this card represents a well-rounded option from Kuroutoshikou within the RTX 5070 lineup.