AMD Radeon RX 580 vs Sapphire Nitro+ Radeon RX 6800 XT. Specifications, performance, tests

Comparison of basic technical data of graphics cards AMD Radeon RX 580 and Sapphire Nitro+ Radeon RX 6800 XT, chip, information processing units.

• Architecture
  GCN 4 -
• Based on
  AMD Radeon RX 580 AMD Radeon RX 6800 XT
• Compute Units
  36 -
• Execution Units
  36 72
• GPU Chip
  Polaris 20 XT Navi 21 XT
• Manufacturer Board Type
  Component -
• Manufacturer Family
  Radeon 600|500|400 -
• Manufacturer Series
  Radeon RX 500 Series -
• Render Output Units
  32 128
• Shader
  2304 4608
• Texture Units
  144 288

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

• Memory Bandwidth
  256 GB/s 512 GB/s
• Memory Bus
  256 bit 256 bit
• Memory Data Rate
  8 Gbps -
• Memory Size
  8 GB 16 GB
• Memory Speed (legacy frequency label)
  2000 MHz 2000 MHz
• Memory Type
  GDDR5 GDDR6

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

• Base Clock
  1257 MHz 1925 MHz + 5%
• Boost Clock
  1340 MHz 2360 MHz + 5%
• Game Clock
  - 2110 MHz + 5%
• Overclocking
  - Yes

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

• System Power Supply
  500 W (PSU recommendation) -
• TDP
  185 W 300 W
• Typical Board Power
  185 W -
• Maximum Junction Temperature
  - 96 °C
• TDP (up)
  - 345 W

Types and sizes of coolers for graphics card cooling system AMD Radeon RX 580 and Sapphire Nitro+ Radeon RX 6800 XT.

• Cooler-Type
  - Air cooling
• Fan-Type
  - Axial
• Fan 1
  - 2 x 95 mm
• Fan 2
  - 1 x 85 mm
• Noise (Idle)
  - 0 dB / Silent
• Noise (Load)
  - 36 dB

Connectivity and connections.

• DisplayPort capabilities
  1.4 HDR -
• HDMI capabilities
  4K60 Support -
• Max. Displays
  4 4
• PCIe Interface
  PCIe 3.0 x16 PCIe 4.0 x16
• DisplayPort Ports
  - 3 × DisplayPort 1.4a
• DVI Ports
  - -
• HDCP Version
  - 2.3
• HDMI Ports
  - 1 × HDMI 2.1
• Power Connectors
  - 2 x 8-Pin
• USB-C Ports
  - -
• VGA Ports
  - -

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

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

Built-in support for video and image compression standards.

• 4K H264 Decode
  Yes -
• 4K H264 Encode
  Yes -
• AV1
  No Decode
• h264
  Decode / Encode Decode / Encode
• h265 / HEVC
  Decode / Encode Decode / Encode
• H265/HEVC Decode
  Yes -
• H265/HEVC Encode
  Yes -
• VP8
  Decode Decode / Encode
• VP9
  Decode Decode / Encode

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

• Height
  - 135 mm
• Length
  - 310 mm
• Slot Size
  - 3 PCIe-Slots
• Weight
  - 1240 g
• Width
  - 55 mm

Comparison of interfaces and release dates for GPU Sapphire Nitro+ Radeon RX 6800 XT and AMD Radeon RX 580.

• Manufacturer
  AMD -
• Process Technology
  14 nm 7 nm
• Release date
  2017-04-18 Q1/2021
• Documents
  - data sheet
• Launch Price (historical)
  - 769 $
• Part Number
  - 11304-02-20G