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ASRock Challenger Arc A770 graphics card with dual fans and metal backplate

ASRock

ASRock A770 CL SE 16GO graphics card

SKU CH-60GB-4GHEK MPN A770 CL SE 16GO

16GB GDDR6 Intel Arc A770 GPU with 2150 MHz core clock, 256-bit bus, triple DisplayPort 2.0 and HDMI 2.0b, dual-fan cooler, 225W TDP

  • InterfacePCI Express 4.0 x16
  • Chipset ManufacturerIntel
  • GPU SeriesIntel Arc A-Series
  • GPUArc A770
  • Core Clock2150 MHz
  • Memory Size16GB
  • Large 16GB GDDR6 frame buffer handles heavy textures
  • 256-bit memory bus feeds data fast at 2150 MHz core clock
  • Three DisplayPort 2.0 outputs plus HDMI 2.0b drive four 8K displays
  • Dual-fan cooler dissipates 225W TDP within a 2.4-slot ATX form factor
  • PCI Express 4.0 x16 interface and 650W PSU recommendation ensure stable power delivery

ASRock Challenger Arc A770 16GB

This ASRock Challenger Arc A770 graphics card carries 16GB of GDDR6 memory on a 256-bit bus. It targets creators and gamers who need high frame-buffer capacity for 1440p and 4K workloads. The PCI Express 4.0 x16 interface feeds the Intel Arc GPU at a 2150 MHz core clock.

Sustained load thermal profile

A 225W thermal design power means the dual-fan cooler must move significant heat continuously. A 650W power supply is recommended to keep the 2 x 8-pin connectors fed without voltage droop. The 2.4-slot thickness allows a larger heatsink surface for steadier clocks during long sessions.

Build and connectivity daily impact

The 267 mm ATX-length board fits most mid-tower cases while occupying 2.4 expansion slots. One HDMI 2.0b and three DisplayPort 2.0 UHBR 10 outputs drive up to four monitors at 7680 x 4320 resolution. HDCP support ensures protected content plays without handshake issues.

Highlights

  • Large 16GB GDDR6 frame buffer handles heavy textures
  • 256-bit memory bus feeds data fast at 2150 MHz core clock
  • Three DisplayPort 2.0 outputs plus HDMI 2.0b drive four 8K displays
  • Dual-fan cooler dissipates 225W TDP within a 2.4-slot ATX form factor
  • PCI Express 4.0 x16 interface and 650W PSU recommendation ensure stable power delivery

Specifications

BrandASRock
SeriesChallenger
ModelA770 CL SE 16GO
InterfacePCI Express 4.0 x16
Chipset ManufacturerIntel
GPU SeriesIntel Arc A-Series
GPUArc A770
Core Clock2150 MHz
Memory Size16GB
Memory Interface256-Bit
Memory TypeGDDR6
DirectXDirectX 12 Ultimate
OpenGLOpenGL 4.6
Multi-Monitor Support4
HDMI1 x HDMI 2.0b
DisplayPort3 x DisplayPort 2.0 up to UHBR 10
Max Resolution7680 x 4320
CoolerDouble Fans
Thermal Design Power225W
Recommended PSU Wattage650W
Power Connector2 x 8-Pin
HDCP ReadyYes
Form FactorATX
Max GPU Length267 mm
Slot Width2.4 Slots
Shipping weight1.40 kg
Package size360 × 217 × 64 mm

Questions about this item

How loud and hot does the dual-fan cooler run when the card draws its full 225W TDP all day?

The double-fan design is built to handle the 225W thermal design power, so sustained loads stay within the cooler's rated capacity without exceeding the 2.4-slot footprint.

My power supply only has a single 8-pin PCIe connector — will that be enough for this card?

No, the board requires two 8-pin power connectors and a 650W PSU is the minimum recommended unit to deliver stable power.

Will the PCI Express 4.0 x16 interface run at full speed on my older PCIe 3.0 motherboard?

The card is backward compatible with PCIe 3.0 slots; it will operate at 3.0 speeds while still providing the full 16GB GDDR6 frame buffer.

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