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Sparkle Arc B570 Guardian OC specifications and in-depth review

Sparkle Arc B570 Guardian OC

Manufacturer: Sparkle

The Sparkle Arc B570 Guardian OC is a discrete graphics card operating within the Arc product line, designed around a 6 nm semiconductor process and built on a Generation 12.7 GPU architecture. It carries a base clock of 1700 MHz that can boost up to 2660 MHz under load, with a thermal design power rating of 170W and physical dimensions of 242 mm by 105 mm, making it a moderately sized dual-slot class add-in board.

On the memory side, the card is equipped with 10GB of GDDR6 VRAM running across a 160-bit bus at an effective speed of 19000 MHz, delivering up to 380 GB/s of bandwidth, and it includes ECC memory support. The GPU features 2304 shading units, 144 texture mapping units, and 80 render output units, yielding a texture rate of 383 GTexels/s and a floating-point throughput of 12.26 TFLOPS. Display output is handled through one HDMI 2.1 port and three DisplayPort outputs, supporting up to four simultaneous displays. Feature support includes DirectX 12 Ultimate, OpenGL 4.6, OpenCL 3, ray tracing, XeSS acceleration, and multi-display technology, while DLSS and LHR are not present.

Pros
  • Supports up to four simultaneous displays through a combination of one HDMI 2.1 and three DisplayPort outputs, offering flexible multi-monitor configurations
  • ECC memory support adds data integrity protection, which is useful for workloads sensitive to memory errors
  • Ray tracing support is included, enabling hardware-accelerated rendering for compatible applications
  • XeSS upscaling is available, allowing frame rate improvement in supported titles without relying on DLSS
  • The 160-bit memory bus paired with an effective memory speed of 19000 MHz yields 380 GB/s of bandwidth, which is a substantial figure for a 10GB GDDR6 card
  • The 6 nm semiconductor process and 21,700 million transistors reflect a modern fabrication node for this class of card
Cons
  • DLSS is not supported, limiting upscaling options to XeSS for users who prefer or rely on that technology
  • The memory bus width of 160-bit is narrower than what is found on wider-bus configurations in the same card category, which constrains maximum bandwidth scaling
  • No USB-C video output is available, which may be a limitation for users with monitors or devices that depend on that connection type
  • There is no RGB lighting, which may matter to users building systems with coordinated lighting setups
  • Air-water cooling is not included, so users requiring liquid cooling solutions will need third-party alternatives
Who is this for?

This card is a reasonable fit for users engaged in general gaming and content creation workloads that benefit from ray tracing support and XeSS upscaling, particularly those working within applications compatible with DirectX 12 Ultimate, OpenGL 4.6, or OpenCL 3. The inclusion of ECC memory makes it a practical choice for light compute or data-sensitive tasks where memory reliability matters, and its four-display output capability suits users building multi-monitor desktop setups for productivity or simulation environments.

Who is this NOT for?

Users who depend specifically on DLSS upscaling will find this card unsuitable, as that technology is absent from its feature set. The 160-bit memory bus, while paired with fast GDDR6 memory, may limit throughput headroom for memory-bandwidth-intensive professional workloads such as high-resolution texture processing or large dataset computation. Additionally, the absence of a USB-C video output makes this card a poor match for users whose display infrastructure relies on USB-C or Thunderbolt monitor connectivity.

Performance:

GPU clock speed 1700 MHz
GPU turbo 2660 MHz
pixel rate 212.8 GPixel/s
floating-point performance 12.26 TFLOPS
texture rate 383 GTexels/s
GPU memory speed 2400 MHz
shading units 2304
texture mapping units (TMUs) 144
render output units (ROPs) 80

The Performance section of the Sparkle Arc B570 Guardian OC reveals a GPU base clock of 1700 MHz that scales up to a turbo frequency of 2660 MHz, paired with a memory speed of 2400 MHz. The card is equipped with 2304 shading units, 144 texture mapping units, and 80 render output units, which together contribute to a texture rate of 383 GTexels/s and a pixel rate of 212.8 GPixel/s. Overall floating-point throughput reaches 12.26 TFLOPS, reflecting the combined output of the GPU's compute resources across its full shader array.

Memory:

effective memory speed 19000 MHz
maximum memory bandwidth 380 GB/s
VRAM 10GB
GDDR version GDDR6
memory bus width 160-bit
Supports ECC memory ✓

The Sparkle Arc B570 Guardian OC is fitted with 10GB of GDDR6 VRAM running across a 160-bit memory bus, reaching an effective speed of 19000 MHz and delivering a maximum memory bandwidth of 380 GB/s. ECC memory support is included, adding a layer of data integrity protection for workloads that benefit from error correction.

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) ✓
has LHR ✕
has RGB lighting ✕
supported displays 4

The Sparkle Arc B570 Guardian OC supports DirectX 12 Ultimate, OpenGL 4.6, and OpenCL 3, covering a broad range of graphics and compute API requirements. Ray tracing and stereoscopic 3D are both supported, as is multi-display technology with up to four displays connected simultaneously. The card includes XeSS (XMX) upscaling but does not support DLSS. LHR is not present, and the card does not feature RGB lighting.

Ports:

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

The Sparkle Arc B570 Guardian OC provides a total of four video outputs, consisting of one HDMI 2.1 port and three DisplayPort outputs. There are no DVI, mini DisplayPort, or USB-C ports included on this card.

General info:

GPU architecture Generation 12.7
Thermal Design Power (TDP) 170W
PCI Express (PCIe) version 4
semiconductor size 6 nm
number of transistors 21700 million
Has air-water cooling ✕
width 242 mm
height 105 mm

The Sparkle Arc B570 Guardian OC is built on a Generation 12.7 GPU architecture using a 6 nm semiconductor process, integrating 21,700 million transistors onto the die. It connects via PCIe 4 and carries a Thermal Design Power rating of 170W, with air-water cooling not included. The card measures 242 mm in width and 105 mm in height, giving a clear sense of its physical footprint for system compatibility planning.

Final Verdict

The Sparkle Arc B570 Guardian OC presents a well-rounded specification sheet for a mid-range discrete graphics card, anchored by a modern 6 nm fabrication process, ray tracing support, and a four-display output configuration that extends its appeal beyond single-monitor gaming. Its 380 GB/s memory bandwidth delivered through 10GB of ECC-capable GDDR6 VRAM gives it a degree of versatility for both visual workloads and light compute tasks, while XeSS upscaling adds a meaningful frame rate tool for supported applications. That said, the absence of DLSS and the constraints of a 160-bit bus mean it is best suited to users whose workflows align with its specific feature set rather than those requiring broader upscaling compatibility or maximum memory throughput. Overall, the Arc B570 Guardian OC is a focused, modern card that delivers a coherent set of capabilities for users who can work within its strengths.

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