SAPPHIRE Radeon RX 7900 XTX 24GB vs AMD Radeon RX 6750 XT. Specifications

Comparison of basic technical data of graphics cards SAPPHIRE Radeon RX 7900 XTX 24GB and AMD Radeon RX 6750 XT, chip, information processing units.

• Based on
  AMD Radeon RX 7900 XTX AMD Radeon RX 6750 XT
• Board Manufacturer
  Sapphire -
• Board Model
  SAPPHIRE Radeon RX 7900 XTX 24GB -
• Board SKU
  21322-01-20G -
• Compute Units
  96 CU (with RT+AI Accelerators) 40
• Stream Processors
  6144 -
• Execution Units
  - 40
• GPU Chip
  - Navi 22 KXT
• Ray Accelerators
  - 40
• Render Output Units
  - 64
• Shader
  - 2560
• Texture Units
  - 160

Video memory capacity, type, bus width and bandwidth describe different properties. These values alone do not determine graphics performance.

• Memory Data Rate
  20 Gbps Effective 18 Gbps
• Memory Size
  24 GB 12 GB
• Memory Type
  GDDR6 GDDR6
• Infinity Cache
  - 96 MB
• Memory Bandwidth
  - 432 GB/s
• Memory Bus
  - 192 bit
• Memory Clock
  - 2250 MHz

Published GPU clock frequencies describe different operating modes. Clock speed alone does not determine graphics performance.

• Boost Clock
  Up to 2500 MHz 2600 MHz
• Game Clock
  Up to 2300 MHz 2495 MHz
• Base Clock
  - 2150 MHz
• Overclocking
  - Yes

Graphics card power limits and recommended system power supply describe different specifications.

• System Power Supply
  800 W (System power requirement) 650 W (System power requirement)
• Total Board Power
  346 W -
• Maximum Junction Temperature
  - -
• TDP
  - 250 W
• TDP (up)
  - -
• Typical Board Power
  - 250 W

Types and sizes of coolers for graphics card cooling system SAPPHIRE Radeon RX 7900 XTX 24GB and AMD Radeon RX 6750 XT.

• Cooler-Type
  - Air cooling
• Fan-Type
  - Axial
• Fan 1
  - -
• Fan 2
  - -
• Noise (Idle)
  - 0 dB / Silent
• Noise (Load)
  - -

Connectivity and connections.

• DisplayPort Ports
  2 × DisplayPort 3 × DisplayPort 1.4a
• HDMI Ports
  1 × HDMI 1 × HDMI 2.1
• PCIe Interface
  PCIe 4.0 x16 PCIe 4.0 x16
• USB-C Ports
  1 × USB-C -
• DVI Ports
  - -
• HDCP Version
  - 2.3
• HDMI Version
  - 4K120Hz/8K60Hz VRR as specified in HDMI 2.1
• Max. Displays
  - 4
• Power Connectors
  - 1x8-Pin / 1x6-Pin
• VGA Ports
  - -

Technical data that is used to its full potential in computer games.

• DirectX
  - 12_2
• DLSS / FSR
  - No
• LED
  - No LED lighting
• Max. resolution
  - 7680 × 4320
• Raytracing
  - Yes

Built-in support for video and image compression standards.

• AV1
  - Decode
• h264
  - Decode / Encode
• h265 / HEVC
  - Decode / Encode
• VP8
  - Decode / Encode
• VP9
  - Decode / Encode

The difference in size, weight and slot of the compared devices

• Form Factor
  2.5 slot, ATX Dimension: 287(L)X 123.2(W)X 51.25 (H)mm -
• Height
  - -
• Length
  - -
• Slot Size
  - 3 PCIe-Slots
• Weight
  - -
• Width
  - -

Comparison of interfaces and release dates for GPU AMD Radeon RX 6750 XT and SAPPHIRE Radeon RX 7900 XTX 24GB.

• Official source
  https://www.sapphiretech.com/en/consumer/21322-01-20g-radeon-rx-7900-xtx-24g-gddr6 https://www.amd.com/en/products/graphics/desktops/radeon/6000-series/amd-radeon-rx-6750-xt.html
• Verified on
  2026-09-30 2026-09-30
• Documents
  - data sheet
• Launch Price (historical)
  - -
• Part Number
  - -
• Process Technology
  - 7 nm
• Release date
  - 2022-05-10
• Verification scope
  - Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved.