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Manli Polar Fox GeForce RTX 5070 OC specifications and in-depth review

Manli Polar Fox GeForce RTX 5070 OC

Manufacturer: Manli

The Manli Polar Fox GeForce RTX 5070 OC is a desktop graphics card built on NVIDIA's Blackwell architecture, manufactured using a 5 nm process with 31.1 billion transistors. It operates at a base clock of 2325 MHz and reaches a boosted frequency of 2542 MHz, while delivering 31.24 TFLOPS of floating-point performance. The card includes RGB lighting and supports up to four simultaneous displays.

On the memory side, the RTX 5070 OC is equipped with 12GB of GDDR7 VRAM running across a 192-bit bus at an effective speed of 28000 MHz, yielding a maximum bandwidth of 672 GB/s. It supports DirectX 12 Ultimate, OpenGL 4.6, OpenCL 3, ray tracing, and DLSS, along with Intel Resizable BAR. Connectivity is handled through one HDMI 2.1b port and three DisplayPort outputs. The card has a rated TDP of 250W and measures 315 mm in length and 127 mm in height.

Pros
  • Supports up to four simultaneous displays, making it well-suited for multi-monitor setups
  • GDDR7 memory with 672 GB/s of bandwidth enables fast data throughput for demanding workloads
  • ECC memory support adds a layer of data integrity useful in compute-sensitive tasks
  • Ray tracing and DLSS are both supported, broadening compatibility with modern rendering techniques
  • RGB lighting is built in, offering visual customization without requiring additional hardware
  • Intel Resizable BAR support allows the CPU to access the full GPU frame buffer, which can improve rendering throughput
Cons
  • The 192-bit memory bus width is narrower than what higher-tier cards in this category often use, which may limit memory throughput scaling
  • No USB-C output is available, restricting compatibility with certain modern displays and adapters
  • Water cooling is not supported, leaving users reliant solely on the air cooling solution
  • A 250W TDP places a notable power demand on the system, requiring an adequate power supply and case airflow
  • At 315 mm in length, the card may not fit in smaller or compact PC cases
Who is this for?

This card is a solid fit for users running demanding 3D rendering and gaming workloads that benefit from ray tracing and DLSS support, particularly those working at high resolutions where fast GDDR7 memory and substantial bandwidth make a tangible difference. Its support for up to four simultaneous displays also makes it well-suited for professionals or enthusiasts who rely on expansive multi-monitor setups for productivity or simulation tasks. The inclusion of ECC memory support and Double Precision Floating Point further extends its appeal to users engaged in compute-intensive or data-sensitive workloads such as scientific calculations or content creation pipelines.

Who is this NOT for?

Users working within compact or small form factor builds may find the 315 mm card length a practical obstacle, as fitting it into tighter cases without airflow compromises can be challenging. The 250W TDP also means this card is not well-suited for systems with limited power delivery or constrained thermal environments, since adequate cooling and power headroom are necessary for stable operation. Additionally, users who depend on USB-C display connectivity or require water-cooling compatibility will find this card lacking, as neither feature is present in its specification set.

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 this card centers on a base GPU clock of 2325 MHz that boosts up to 2542 MHz, contributing to a floating-point throughput of 31.24 TFLOPS. Its 6144 shading units work alongside 192 texture mapping units and 80 render output units, producing a texture rate of 488.1 GTexels/s and a pixel rate of 203.4 GPixel/s. GPU memory operates at 1750 MHz, and the card includes support for Double Precision Floating Point (DPFP), broadening its suitability for compute-oriented 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 ✓

This card carries 12GB of GDDR7 VRAM running across a 192-bit memory bus at an effective speed of 28000 MHz, resulting in a maximum memory bandwidth of 672 GB/s. ECC memory support is included, which helps maintain data integrity in 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

On the software and features side, the card supports DirectX 12 Ultimate, OpenGL 4.6, and OpenCL 3, covering a broad range of graphics and compute workloads. Ray tracing and DLSS are both supported, while XeSS (XMX) is not present. Multi-display technology is enabled with support for up to four simultaneous outputs, and stereoscopic 3D is also included. Intel Resizable BAR is supported, whereas LHR is not. RGB lighting is built in, rounding out the feature set.

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, totaling four video connections. There are no USB-C, DVI, or mini DisplayPort outputs 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
Has air-water cooling ✕
width 315 mm
height 127 mm

Built on the Blackwell architecture, this card is fabricated using a 5 nm process and integrates 31,100 million transistors, connecting to the system via a PCIe 5 interface. It carries a Thermal Design Power rating of 250W and relies solely on air cooling, as water cooling is not supported. Physical dimensions come in at 315 mm in width and 127 mm in height.

Final Verdict

The Manli Polar Fox GeForce RTX 5070 OC is a well-specified graphics card that brings together the Blackwell architecture, ray tracing, DLSS, and 672 GB/s of GDDR7 memory bandwidth into a package oriented toward users with demanding rendering and multi-display requirements. ECC memory support and Double Precision Floating Point capability give it a degree of versatility that extends beyond pure gaming into compute workloads, while its four-display output capacity suits productivity-focused configurations. That said, its 250W power draw, 315 mm length, and absence of USB-C and water-cooling support are practical considerations that narrow its fit to well-equipped, full-size builds. For users whose systems can accommodate its requirements, the Polar Fox RTX 5070 OC represents a technically capable and feature-complete option within its category.

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