AMD Radeon RX 6650 XT contre NVIDIA GeForce RTX 3090. Spécifications, performances, tests

Comparaison des données techniques de base des cartes graphiques AMD Radeon RX 6650 XT et NVIDIA GeForce RTX 3090, puce, unités de traitement de l'information.

• Architecture
  RDNA 2 Ampere
• Sur la base de
  AMD Radeon RX 6650 XT -
• Compute Units
  32 -
• Execution Units
  32 82
• Puce GPU
  Navi 23 KXT GA102-300-A1
• L1 Cache
  128 KB -
• L2 Cache
  2 MB -
• L3 Cache
  32 MB -
• Ray Accelerators
  32 -
• Unités de sortie de rendu
  64 112
• Shader
  2048 10496
• Unités de texture
  128 328
• CUDA Cores
  - 10496

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

• Infinity Cache
  32 MB -
• Memory Bandwidth
  280 GB/s 936 GB/s
• Memory Bus
  128 bit 384 bit
• Memory Clock
  2190 MHz 1219 MHz
• Memory Data Rate
  17.5 Gbps 19.5 Gbps
• Taille de la mémoire
  8 GB 24 GB
• Type de mémoire
  GDDR6 GDDR6X

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

• Fréquence de base
  2055 MHz 1400 MHz
• Fréquence maximale
  2635 MHz 1700 MHz
• Game Clock
  2410 MHz -

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

• System Power Supply
  Conflicting source values: 450 W (PSU recommendation) | 500 W (System power requirement) 750 W (System power requirement)
• TDP
  176 W 350 W
• Typical Board Power
  180 W -
• Graphics Card Power
  - 350 W
• Maximum GPU Temperature
  - 93 °C

Connectivité et connexions.

• DisplayPort Ports
  3 × DisplayPort 1.4a 3 × DisplayPort
• Ports HDMI
  1 × HDMI 2.1 -
• Max. Affichages
  4 4
• PCIe Interface
  PCIe 4.0 x8 PCIe 4.0 x16
• Power Connectors
  1x8-Pin 2x PCIe 8-pin (adapter to 1x 12-pin included)
• HDCP Version
  - 2.3
• Other Display Outputs (unparsed)
  - HDMI

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

• DirectX
  12.2 12_2
• Résolution maximale
  7680 × 4320 7680 × 4320
• OpenCL
  2.1 3.0
• OpenGL
  4.6 4.6
• Shader Model
  6.5 6.6
• Vulkan
  1.3 1.3

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
• VP9
  Decode / Encode Decode

Comparaison des interfaces et des dates de sortie des GPU NVIDIA GeForce RTX 3090 et AMD Radeon RX 6650 XT.

• Process Technology
  7 nm 8 nm
• Date de sortie
  2022-05-10 Q3/2020
• 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.
• Manufacturer specification scope
  - NVIDIA Founders Edition/reference design. Clock specifications apply to gaming use. AIB shipping specifications and complete-system power needs may differ.

• FP16 (theoretical)
  21.59 TFLOPS 35.58 TFLOPS
• FP32 (theoretical)
  10.79 TFLOPS -
• FP64 (theoretical)
  0.6746 TFLOPS -
• Pixel Rate
  168.6 GPixel/s 189.8 GPixel/s
• Texture Rate
  337.3 GTexel/s 556.0 GTexel/s