SAPPHIRE NITRO+ Radeon RX 6600 XT 8GB vs AMD Radeon RX 9070 GRE. Specifications

Comparison of basic technical data of graphics cards SAPPHIRE NITRO+ Radeon RX 6600 XT 8GB and AMD Radeon RX 9070 GRE, chip, information processing units.

• Based on
  AMD Radeon RX 6600 XT AMD Radeon RX 9070 GRE
• Board Manufacturer
  Sapphire -
• Board Model
  SAPPHIRE NITRO+ Radeon RX 6600 XT 8GB -
• Board SKU
  11309-01-20G -
• Stream Processors
  2048 -
• AI Accelerators
  - 96
• Architecture
  - RDNA 4
• Compute Units
  - 48
• Execution Units
  - 48
• Ray Accelerators
  - 48
• Render Output Units
  - 96
• Shader
  - 3072

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

• Memory Data Rate
  16 Gbps Effective 18 Gbps
• Memory Size
  8 GB 12 GB
• Memory Type
  GDDR6 GDDR6
• Infinity Cache
  - 48 MB
• Memory Bandwidth
  - 432 GB/s
• Memory Bus
  - 192 bit

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

• Boost Clock
  Up to 2607 MHz 2790 MHz
• Game Clock
  Up to 2428 MHz 2220 MHz

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

• System Power Supply
  500 W (System power requirement) 650 W (System power requirement)
• Total Board Power
  180W (Board Power) -
• TDP
  - 220 W
• Typical Board Power
  - 220 W

Connectivity and connections.

• DisplayPort Ports
  3 × DisplayPort -
• HDMI Ports
  1 × HDMI -
• PCIe Interface
  PCIe 4.0 x8 PCIe 5.0 x16
• DisplayPort Version
  - 2.1a
• HDMI Version
  - 2.1b
• Power Connectors
  - 2x8-Pin

Built-in support for video and image compression standards.

• AV1
  - Decode / Encode

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

• Form Factor
  2.2 slot, ATX Dimension: 240(L)X 119.25(W)X 44.82 (H)mm -

Comparison of interfaces and release dates for GPU AMD Radeon RX 9070 GRE and SAPPHIRE NITRO+ Radeon RX 6600 XT 8GB.

• Official source
  https://www.sapphiretech.com/en/consumer/nitro-radeon-rx-6600-xt-8g-gddr6 https://www.amd.com/en/products/graphics/desktops/radeon/9000-series/amd-radeon-rx-9070-gre.html
• Verified on
  2026-09-30 2026-09-30
• Verification scope
  - Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved.

• FP32 (theoretical)
  - 34.3 TFLOPS