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Sapphire Pulse Radeon RX 9070 16GB graphics card with triple-fan cooler and dual HDMI ports

Sapphire Tech

Sapphire Tech PULSE Radeon RX 9070 16GB graphics card

SKU CH-GWZ8-5N8BY

Runs on AMD RDNA 4 architecture with 3584 stream processors, 16GB GDDR6 at 20 Gbps on a 256-bit bus, boost clock up to 2520 MHz, PCIe 5.0 x16, DirectX 12 Ultimate and four-display support

  • InterfacePCI Express 5.0 x16
  • Chipset ManufacturerAMD
  • GPU SeriesAMD Radeon RX 9000 Series
  • GPURadeon RX 9070
  • ArchitectureRDNA 4
  • Game ClockUp to 2070 MHz
  • Boost clock reaches 2520 MHz for responsive 4K gaming
  • 16 GB GDDR6 at 20 Gbps feeds high-resolution textures
  • 3584 stream processors on RDNA 4 architecture accelerate modern workloads
  • PCI Express 5.0 x16 interface doubles host bandwidth headroom
  • Dual HDMI outputs drive up to four displays simultaneously

Sapphire Pulse RX 9070 16GB overview

The Sapphire Pulse Radeon RX 9070 is a 16 GB GDDR6 graphics card built on AMD RDNA 4 architecture. It targets 1440p gamers and creators who want high frame rates with ray-tracing support via DirectX 12 Ultimate and OpenGL 4.6. The board delivers a 2520 MHz boost clock, 2070 MHz game clock and 20 Gbps effective memory speed across a 256-bit bus with 3584 stream processors.

PCIe 5.0 x16 installation notes

The card uses a standard PCI Express 5.0 x16 slot and ATX form factor, so it fits most modern motherboards without adapters. Ensure the case length and power-supply cables match the card’s physical profile; the most common issue is insufficient clearance for the dual-slot cooler or missing 8-pin connectors. Check that the PSU wattage meets AMD’s reference recommendation before fitting.

16 GB GDDR6 buyer guidance

The 16 GB frame buffer suits 1440p ultra settings, light 4K gaming and GPU-accelerated creative apps that benefit from 56 AI accelerators and four-display output via two HDMI ports. Buyers chasing maximum 4K ray-tracing performance or compact ITX builds should evaluate higher-tier or smaller-form-factor alternatives instead.

Highlights

  • Boost clock reaches 2520 MHz for responsive 4K gaming
  • 16 GB GDDR6 at 20 Gbps feeds high-resolution textures
  • 3584 stream processors on RDNA 4 architecture accelerate modern workloads
  • PCI Express 5.0 x16 interface doubles host bandwidth headroom
  • Dual HDMI outputs drive up to four displays simultaneously

Specifications

BrandSAPPHIRE
SeriesPULSE
ModelSAPPHIRE PULSE Radeon RX 9070 16GB GDDR6
Part Number11349-03-20G
InterfacePCI Express 5.0 x16
Chipset ManufacturerAMD
GPU SeriesAMD Radeon RX 9000 Series
GPURadeon RX 9070
ArchitectureRDNA 4
Game ClockUp to 2070 MHz
Boost ClockUp to 2520 MHz
Stream Processors3584
Effective Memory Clock20000 MHz (20 Gbps)
Memory Size16GB
Memory Interface256-Bit
Memory TypeGDDR6
DirectXDirectX 12 Ultimate
OpenGLOpenGL 4.6
Multi-Monitor Support4
HDMI2 x HDMI
DisplayPort2 x DisplayPort 2.1a
Max Resolution7680 x 4320
CoolerDouble Fans
Thermal Design Power220W
Recommended PSU Wattage750W
Power Connector2 x 8-Pin
HDCP ReadyYes
Form FactorATX
Max GPU Length280 mm
Card Dimensions (L x H)280 x 121 x 52 mm
Slot Width2.5 Slots

Questions about this item

How do I confirm the card is running at its 2520 MHz boost clock after installation?

Use AMD Software: Adrenalin Edition or a tool like GPU-Z to monitor the core frequency under load; the reading should reach 2520 MHz when the 3584 stream processors are fully utilised.

What accessories come in the box and what must I source separately?

The package contains the graphics card and documentation; you must provide a PCIe 5.0 x16 slot, sufficient case clearance for an ATX-length board, and a power supply with the required 8-pin connectors.

Which version should I choose for 1440p gaming with the 16 GB GDDR6 buffer?

This single 16 GB model with a 256-bit interface and 20 Gbps effective memory speed is the only capacity offered, so it is the default choice for high-resolution textures.

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