SAPPHIRE NITRO+ Radeon RX 6600 XT vs MSI Radeon RX 580 Gaming X+ 8G. Specifications, performance, tests

Comparison of basic technical data of graphics cards SAPPHIRE NITRO+ Radeon RX 6600 XT and MSI Radeon RX 580 Gaming X+ 8G, chip, information processing units.

• Based on
  AMD Radeon RX 6600 XT AMD Radeon RX 580
• Execution Units
  32 36
• GPU Chip
  Navi 23 XT Polaris 20 XT
• Render Output Units
  64 32
• Shader
  2048 2304
• Texture Units
  128 144

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

• Memory Bandwidth
  256 GB/s 256 GB/s
• Memory Bus
  128 bit 256 bit
• Memory Size
  8 GB 8 GB
• Memory Speed (legacy frequency label)
  2000 MHz 2000 MHz
• Memory Type
  GDDR6 GDDR5

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

• Base Clock
  1968 MHz 1257 MHz
• Boost Clock
  2607 MHz + 1% 1393 MHz + 4%
• Game Clock
  2428 MHz + 3% -
• Overclocking
  Yes Yes

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

• Maximum Junction Temperature
  110 °C -
• TDP
  160 W 185 W
• TDP (up)
  180 W -

Types and sizes of coolers for graphics card cooling system SAPPHIRE NITRO+ Radeon RX 6600 XT and MSI Radeon RX 580 Gaming X+ 8G.

• Cooler-Type
  Air cooling Air cooling
• Fan-Type
  Axial Axial
• Fan 1
  2 x 100 mm 2 x 100 mm
• Fan 2
  - -
• Noise (Idle)
  0 dB / Silent -
• Noise (Load)
  - -

Connectivity and connections.

• DisplayPort Ports
  3 × DisplayPort 1.4 2 × DisplayPort 1.4
• DVI Ports
  - 1 × DVI
• HDCP Version
  2.3 2.2
• HDMI Ports
  1 × HDMI 2.1 2 × HDMI 2.0b
• Max. Displays
  4 4
• PCIe Interface
  PCIe 4.0 x8 PCIe 3.0 x16
• Power Connectors
  1 x 8-Pin 1 x 8-Pin
• USB-C Ports
  - -
• VGA Ports
  - -

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

• DirectX
  12_2 12
• DLSS / FSR
  No No
• LED
  Addressable LED MSI Mystic Light
• Max. resolution
  7680 × 4320 7680 × 4320
• Raytracing
  Yes No

Built-in support for video and image compression standards.

• AV1
  Decode No
• h264
  Decode / Encode Decode / Encode
• h265 / HEVC
  Decode / Encode Decode / Encode
• VP8
  Decode / Encode Decode
• VP9
  Decode / Encode Decode

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

• Height
  119 mm 140 mm
• Length
  240 mm 276 mm
• Slot Size
  3 PCIe-Slots 2 PCIe-Slots
• Weight
  - 978 g
• Width
  45 mm 42 mm

Comparison of interfaces and release dates for GPU MSI Radeon RX 580 Gaming X+ 8G and SAPPHIRE NITRO+ Radeon RX 6600 XT.

• Documents
  data sheet data sheet
• Launch Price (historical)
  - -
• Part Number
  11309-01-20G -
• Process Technology
  7 nm 14 nm
• Release date
  Q3/2021 Q3/2019