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ASUS KO GeForce RTX 3070 dual-fan graphics card in dark metal finish

ASUS Refurbished

ASUS KO-RTX3070-O8G-V2-GA GeForce RTX 3070 8GB GDDR6 graphics card

SKU CH-66YF-D77B8 MPN KO-RTX3070-O8G-V2-GA

Refurbished GeForce RTX 3070 with 8GB GDDR6, 5888 CUDA cores, 1845 MHz OC boost, PCIe 4.0, HDMI 2.1 and DisplayPort 1.4a

  • Graphics processorGeForce RTX 3070
  • Memory capacity8 GB
  • Interface typePCI Express 4.0
  • CUDA core count5888
  • Highest resolution7680 × 4320
  • Boost frequency1845 MHz (OC Mode) 1815 MHz (Gaming Mode)
  • Boost clock reaches 1845 MHz in OC mode for higher frame rates
  • 8GB GDDR6 on a 256-bit bus delivers 14 Gbps bandwidth for 1440p gaming
  • Two HDMI 2.1 and three DisplayPort 1.4a outputs drive four 7680 x 4320 displays
  • Axial-tech fans with 0dB stop keep noise low under light loads
  • PCI Express 4.0 interface and 5888 CUDA cores enable DirectX 12 Ultimate features

ASUS KO GeForce RTX 3070 8GB

The ASUS KO GeForce RTX 3070 is a refurbished graphics card built on the NVIDIA Ampere architecture. It targets gamers and creators who want solid 1440p performance without stepping up to a higher tier. The card uses a PCI Express 4.0 interface and fits a standard dual-slot layout.

8GB GDDR6 upgrade path

Moving to this 8GB GDDR6 model from a 6GB or older 8GB card adds 5888 CUDA cores and a 256-bit memory bus running at 14 Gbps. The jump is worth it when your current GPU limits frame rates at 1440p high settings or struggles with modern titles that need more VRAM bandwidth.

8GB VRAM capacity and headroom

The 8GB frame buffer handles 1440p ultra textures and 4K medium workloads comfortably. It runs out when games push beyond 8GB at 4K ultra or when heavy ray tracing loads combine with maxed texture pools, forcing texture streaming or lower settings.

How it compares

Measured against everything we stock in Desktop GPUs & Video Cards, at today’s prices. Recalculated every night.

Price $187.99
Cheaper than about 74% of the 4,285 comparable items (median $354.99).
Memory capacity 8 GB
Typical for this category: the median of 3,563 items is 8 GB.
Boost frequency 1845 MHz (OC Mode) 1815 MHz (Gaming Mode)
Lower than about 58% of the 1,837 comparable items (median 1.89 GHz).

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Specifications

Product
Brand nameASUS
Product lineKO
Model nameKO-RTX3070-O8G-V2-GAMING
Processor
TDP rating220 W
Memory
Type of memoryGDDR6
Display
Highest resolution7680 × 4320
Graphics
Graphics processorGeForce RTX 3070
Memory capacity8 GB
Boost frequency1845 MHz (OC Mode)
1815 MHz (Gaming Mode)
CUDA core count5888
Chipset makerNVIDIA
Graphics seriesNVIDIA GeForce RTX 30 Series
Effective memory speed14 Gbit/s
Memory bus width256-Bit
DirectX support12 Ultimate
OpenGL support4.6
Supported displays4
Multi-GPU supportNo
VR readyYes
Audio & video
HDCP support2.3
Ports & slots
Interface typePCI Express 4.0
HDMI ports2 x HDMI 2.1
DisplayPort connectors3 x DisplayPort 1.4a
Power
Recommended power supply750 W
Power input connector2 × 8-Pin
Size & build
Max graphics card length275 mm
Card size10.82 in × 5.16 in
Slots occupied2.7 slot
Shipping weight1.91 kg
Package size406 × 234 × 89 mm
More details
Cooling solutionDouble Fans

Questions about this item

How much case clearance does the dual-fan ASUS KO RTX 3070 need?

The card uses a double-fan cooler, so allow space for a two-slot design and check that your chassis can accommodate a full-length graphics card.

Which power cables are required for the 220 W board and what is the common mistake?

Connect two separate 8-pin cables from a 750 W supply; using a single daisy-chained cable is the step most builders get wrong.

When should the thermal paste or pads on the GeForce RTX 3070 be renewed?

Refresh the interface material if GPU temperatures climb noticeably above normal after several years of heavy load.

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