AMD Radeon RX 7700S 对 AMD Radeon RX 6650 XT. 规格、性能、测试

This section provides a detailed comparison of the fundamental technical specifications of the graphics cards AMD Radeon RX 7700S 和 AMD Radeon RX 6650 XT. It includes key information such as the GPU chip architecture, the number of processing units, and other core features that directly impact the overall performance of the cards in various applications, including gaming and professional workloads.

• GPU芯片
  Navi 33 XT (RDNA 3) Navi 23 KXT
• 着色器
  2048 2048
• 渲染输出单位
  64 64
• 纹理单位
  128 128

This section provides a comparison of the memory configurations of AMD Radeon RX 7700S 和 AMD Radeon RX 6650 XT. It includes details such as the memory size, type (e.g., GDDR6, HBM2), and bandwidth, which are key factors that determine how efficiently the card handles large textures, data sets, and high-resolution tasks.Larger memory sizes are typically beneficial for demanding applications like 4K gaming and video editing.

• 内存大小
  8 GB 8 GB
• 存储器类型
  GDDR6 GDDR6
• Memory Clock
  2.250 GHz 2.19 GHz
• 内存速度
  18 Gbps 17.5 Gbps
• 存储器接口
  128 bit 128 bit

This section focuses on comparing the clock speeds of AMD Radeon RX 7700S 和 AMD Radeon RX 6650 XT. It includes both the base and boost clock speeds, which directly influence the performance of the GPU during intensive tasks. Faster clock speeds typically translate to higher frame rates in games and quicker processing in compute-heavy applications.

• 基准频率
  1.500 GHz 2.055 GHz
• 最大频率
  2.500 GHz 2.635 GHz
• Avg (Game) Clock
  2.200 GHz 2.410 GHz

This section examines the thermal design of AMD Radeon RX 7700S 和 AMD Radeon RX 6650 XT. It includes details such as power consumption (in watts) and thermal output during regular operation and overclocking. Efficient thermal management is essential for maintaining stable performance during long gaming sessions or other demanding tasks.

• TDP
  100 W 176 W

This section compares the connectivity options available on AMD Radeon RX 7700S 和 AMD Radeon RX 6650 XT. These include the number and type of ports like HDMI, DisplayPort, and others that are essential for connecting displays and external devices.This information helps determine which card offers more versatile or modern connectivity options.

• DP Ports
  -- 1x HDMI 2.1 3x DisplayPort 1.4a

This section compares the technical specifications of AMD Radeon RX 7700S 和 AMD Radeon RX 6650 XT. It highlights key features such as API support for DirectX, OpenGL, and Vulkan, which are crucial for running modern games and applications efficiently.These specifications ensure compatibility and optimal performance across a wide range of software environments.

• 最大分辨率
  7680x4320 7680x4320
• DirectX
  12_2 (Ultimate) 12.2

This section compares the support for video codecs on AMD Radeon RX 7700S 和 AMD Radeon RX 6650 XT. It highlights the built-in capabilities for compressing and decompressing video formats such as H.264, H.265 (HEVC), and VP9, which are important for tasks like video editing and streaming.

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

This section provides additional information about AMD Radeon RX 7700S 和 AMD Radeon RX 6650 XT. It covers aspects such as release dates, interface compatibility, and other unique features that might not be covered in other sections.This helps users make a more informed decision about the suitability of each card for their specific use case.

• GPU接口
  PCIe 4 x 16 PCIe 4.0 x 8
• 发布日期
  Q1/2023 Q2/2022
• 技术过程
  6 nm 7 nm

• Pixel Rate
  160.0 GPixel/s 168.6 GPixel/s
• Texture Rate
  320.0 GTexel/s 337.3 GTexel/s
• FP16 (half)
  40.96 TFLOPS (2:1) 21.59 TFLOPS
• FP32 (float)
  20.48 TFLOPS 10.79 TFLOPS
• FP64 (double)
  640.0 GFLOPS (1:32) 674.6 GFLOPS