Comparaison entre GIGABYTE Radeon RX 7900 XT GAMING OC 20G et Sapphire Radeon VII

gpu Sapphire Radeon VII item

• Based on
  AMD Radeon VII AMD Radeon RX 7900 XT
• GPU Chip
  Vega 20 XT Navi 31 (RDNA 3)
• Execution units
  60 84
• Shader
  3840 5376
• Render Output Units
  64 192
• Texture Units
  240 336

• Memory Size
  16 GB 20 GB
• Memory Type
  HBM2 GDDR6
• Memory Speed
  1 GHz 20 Gbps
• Memory Bandwith
  1024 GB/s 800 GB/s
• Memory Interface
  4096 bit 320 bit

• Base Clock
  1.400 GHz 1.500 GHz
• Boost Clock
  1.750 GHz 2.535 GHz+ 6 %
• Avg (Game) Clock
  2.175 GHz
• Overclocking
  Yes Yes

• TDP
  300 W 300 W
• PCIe-Power
  2 x 8-Pin 2 x 8-Pin

• Fan-Type
  Axial Axial
• Cooler-Type
  Air cooling Air cooling
• Fan 1
  3 x 75 mm 3 x 100 mm
• Noise (Idle)
  32 dB 0 dB / Silent
• Noise (Load)
  52 dB --

• Max. Displays
  4 4
• HDCP-Version
  2.2 2.3
• HDMI Ports
  1x HDMI v2.0b 2x HDMI v2.1
• DP Ports
  3x DP v1.4a 2x DP v2.1

• Max. resolution
  7680x4320 7680x4320
• DirectX
  12_1 12_2 (Ultimate)
• Raytracing
  No Yes
• DLSS / FSR
  No Yes
• LED
  Non addressable LED GIGABYTE RGB Fusion

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

• Length
  268 mm 331 mm
• Height
  120 mm 138 mm
• Width
  42 mm 50 mm
• Width (Slots)
  2 PCIe-Slots 3 PCIe-Slots
• Weight
  1280 g --

• GPU Interface
  PCIe 3.0 x 16 PCIe 4 x 16
• Release date
  Q1/2019 Q4/2022
• Structure size
  7 nm 5 nm
• Part-no
  21291-01-40G GV-R79XTGAMING OC-20GD
• Documents
  data sheet data sheet