Comparing XFX Speedster MERC 319 Radeon RX 6800 XT Black Gaming vs ASRock Radeon RX 7900 XT Taichi 20GB OC

gpu XFX Speedster MERC 319 Radeon RX 6800 XT Black Gaming item

• Based on
  AMD Radeon RX 6800 XT AMD Radeon RX 7900 XT
• GPU Chip
  Navi 21 XT Navi 31 (RDNA 3)
• Execution units
  72 84
• Shader
  4608 5376
• Render Output Units
  128 192
• Texture Units
  288 336

• Memory Size
  16 GB 20 GB
• Memory Type
  GDDR6 GDDR6
• Memory Speed
  2 GHz 20 Gbps
• Memory Bandwith
  512 GB/s 800 GB/s
• Memory Interface
  256 bit 320 bit

• Base Clock
  1.925 GHz+ 5 % 1.500 GHz
• Boost Clock
  2.360 GHz+ 5 % 2.560 GHz+ 7 %
• Avg (Game) Clock
  2.110 GHz+ 5 % 2.220 GHz
• Overclocking
  Yes Yes

• TDP
  300 W 300 W
• TDP (up)
  345 W --
• Tjunction max
  96 °C --
• PCIe-Power
  2 x 8-Pin 3 x 8-Pin

• Fan-Type
  Axial Axial
• Cooler-Type
  Air cooling Air cooling
• Fan 1
  2 x 105 mm 2 x 110 mm
• Noise (Idle)
  0 dB / Silent 0 dB / Silent
• Fan 2
  1 x 90 mm 1 x 100 mm
• Noise (Load)
  35-36 dB --

• Max. Displays
  4 4
• HDCP-Version
  2.3 2.3
• HDMI Ports
  1x HDMI v2.1 1x HDMI v2.1
• DP Ports
  2x DP v1.4a 3x DP v2.1
• USB-C Ports
  1 --

• Max. resolution
  7680x4320 7680x4320
• DirectX
  12_2 12_2 (Ultimate)
• Raytracing
  Yes Yes
• DLSS / FSR
  No Yes
• LED
  Addressable LED Addressable LED

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

• Length
  340 mm 345 mm
• Height
  138 mm 140 mm
• Width
  54 mm 61 mm
• Width (Slots)
  3 PCIe-Slots 3 PCIe-Slots
• Weight
  1817 g 1835 g

• GPU Interface
  PCIe 4.0 x 16 PCIe 4 x 16
• Release date
  Q1/2021 Q4/2022
• Structure size
  7 nm 5 nm
• Part-no
  RX-68XTACBD9 RX7900XT TC 20GO
• Documents
  data sheet data sheet