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Sapphire Tech

Sapphire Tech PULSE Radeon RX 9070 XT 16GB graphics card

SKU CH-QMF3-CFXZ4

16 GB GDDR6 graphics card on PCIe 5.0 with 4096 stream processors and boost up to 2970 MHz

  • InterfacePCI Express 5.0 x16
  • Chipset ManufacturerAMD
  • GPU SeriesAMD Radeon RX 9000 Series
  • GPURadeon RX 9070 XT
  • ArchitectureRDNA 4
  • Game ClockUp to 2400 MHz
  • Boost clock reaches 2970 MHz for high frame rates
  • 16 GB GDDR6 at 20 Gbps feeds 4K textures
  • 4096 stream processors on RDNA 4 architecture handle heavy workloads
  • 256-bit memory interface sustains bandwidth for demanding games
  • PCIe 5.0 x16 link and four display outputs support multi-monitor setups

Sapphire Pulse RX 9070 XT 16GB

This graphics card targets gamers and creators who need 16GB of GDDR6 memory on a 256-bit bus. The AMD RDNA 4 architecture delivers 4096 stream processors and 64 light accelerators for modern workloads. A PCI Express 5.0 x16 interface keeps data moving between the GPU and the platform.

Sustained load behaviour

The game clock runs at up to 2400 MHz during extended sessions, while the boost clock can reach 2970 MHz when thermal headroom allows. Memory operates at an effective 20000 MHz across the 256-bit interface to feed the 4096 stream processors. DirectX 12 Ultimate and OpenGL 4.6 support ensure compatibility with current APIs.

Upgrade context

Moving from an 8GB or 12GB card adds the 16GB frame buffer needed for high-resolution textures and heavy multitasking. The RDNA 4 architecture replaces the previous generation with higher clocks and improved efficiency per stream processor. The jump is worth it when 4K gaming or compute workloads exceed the VRAM or throughput of older models.

Highlights

  • Boost clock reaches 2970 MHz for high frame rates
  • 16 GB GDDR6 at 20 Gbps feeds 4K textures
  • 4096 stream processors on RDNA 4 architecture handle heavy workloads
  • 256-bit memory interface sustains bandwidth for demanding games
  • PCIe 5.0 x16 link and four display outputs support multi-monitor setups

Specifications

BrandSAPPHIRE
SeriesPULSE
ModelSAPPHIRE PULSE Radeon RX 9070 XT 16GB
Part Number11348-03-20G
InterfacePCI Express 5.0 x16
Chipset ManufacturerAMD
GPU SeriesAMD Radeon RX 9000 Series
GPURadeon RX 9070 XT
ArchitectureRDNA 4
Game ClockUp to 2400 MHz
Boost ClockUp to 2970 MHz
Stream Processors4096
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
CoolerTriple Fans
Thermal Design Power304W
Recommended PSU Wattage750W
Power Connector2 x 8-Pin
HDCP ReadyYes
Form FactorATX
Max GPU Length320 mm
Card Dimensions (L x H)320 x 121 x 62 mm
Slot Width3 Slots

Questions about this item

How loud does the Sapphire PULSE RX 9070 XT get when the 4096 stream processors run at the 2970 MHz boost clock all day?

The card uses a dual-fan PULSE cooler designed to manage heat from the 2970 MHz boost clock and 20 Gbps GDDR6 memory during extended sessions.

What power connectors must my PSU already have for the 11348-03-20G to work?

The board draws power through the PCI Express 5.0 x16 slot and standard 8-pin PEG connectors; check your PSU for two 8-pin cables.

Will the 16 GB GDDR6 card run on my older motherboard that only has PCI Express 3.0 slots?

Yes, the PCI Express 5.0 x16 interface is backward compatible and will operate at PCIe 3.0 speeds on older boards.

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