AMD Radeon RX 6600 contre AMD Radeon RX 6700 XT. Spécifications, performances, tests

Comparaison des données techniques de base des cartes graphiques AMD Radeon RX 6600 et AMD Radeon RX 6700 XT, puce, unités de traitement de l'information.

• Architecture
  RDNA 2 RDNA 2
• Sur la base de
  AMD Radeon RX 6600 AMD Radeon RX 6700 XT
• Compute Units
  28 40
• Execution Units
  28 40
• Puce GPU
  Navi 23 XL Navi 22 XT
• Ray Accelerators
  28 40
• Unités de sortie de rendu
  64 64
• Shader
  1792 2560
• Unités de texture
  112 160

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

• Infinity Cache
  32 MB 96 MB
• Memory Bandwidth
  224 GB/s 384 GB/s
• Memory Bus
  128 bit 192 bit
• Memory Data Rate
  14 Gbps 16 Gbps
• Taille de la mémoire
  8 GB 12 GB
• Memory Speed (legacy frequency label)
  1750 MHz 2000 MHz
• Type de mémoire
  GDDR6 GDDR6

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

• Fréquence de base
  1626 MHz 2321 MHz
• Fréquence maximale
  2491 MHz 2581 MHz
• Game Clock
  2044 MHz 2424 MHz

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

• System Power Supply
  450 W (System power requirement) 650 W (System power requirement)
• TDP
  132 W 230 W
• Typical Board Power
  132 W 230 W

Connectivité et connexions.

• DisplayPort Version
  1.4a 1.4a
• HDMI Version
  HDMI 2.1 VRR and FRL 4K120Hz/8K60Hz VRR as specified in HDMI 2.1
• Max. Affichages
  4 4
• PCIe Interface
  PCIe 4.0 x8 PCIe 4.0 x16
• Power Connectors
  1x8-Pin 1x8-Pin / 1x6-Pin

Des données techniques utilisées à leur plein potentiel dans les jeux informatiques.

• DirectX
  12.2 12.2
• DLSS / FSR
  Non Non
• Résolution maximale
  7680 × 4320 7680 × 4320
• Raytracing
  Oui Oui

Prise en charge intégrée des normes de compression vidéo et image.

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

Comparaison des interfaces et des dates de sortie des GPU AMD Radeon RX 6700 XT et AMD Radeon RX 6600.

• Manufacturer
  AMD AMD
• Official source
  https://www.amd.com/en/products/graphics/desktops/radeon/6000-series/amd-radeon-rx-6600.html https://www.amd.com/en/products/graphics/desktops/radeon/6000-series/amd-radeon-rx-6700-xt.html
• Process Technology
  7 nm 7 nm
• Date de sortie
  2021-10-13 2021-03-01
• Verification scope
  Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved. Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved.
• Verified on
  2026-09-30 2026-09-30