NVIDIA GeForce GTX 1660 Ti vs AMD Radeon RX 6650 XT. Specifications, performance, tests

Comparison of basic technical data of graphics cards NVIDIA GeForce GTX 1660 Ti and AMD Radeon RX 6650 XT, chip, information processing units.

• GPU Chip
  TU116 Navi 23 KXT
• Execution units
  1536 32
• Render Output Units
  48 64
• Texture Units
  96 128
• L1 Cache
  64 KB 128 KB
• L2 Cache
  1,536 MB 2 MB

Comparison of the amount of memory on board graphics cards. The more the better.

• Memory Size
  6 GB 8 GB
• Memory Type
  GDDR6 GDDR6
• Memory Clock
  1.5 GHz 2.19 GHz
• Memory Speed
  12 Gbps 17.5 Gbps
• Memory Bandwith
  288.0 GB/s 280 GB/s
• Memory Interface
  192 bit 128 bit

Let's compare the memory frequency of graphics cards NVIDIA GeForce GTX 1660 Ti and AMD Radeon RX 6650 XT. The higher the better.

• Base Clock
  1.5 GHz 2.055 GHz
• Boost Clock
  1.77 GHz 2.635 GHz

Connectors, the number of thermal watts emitted in normal mode and at overclocking.

• TDP
  120 W 176 W
• Power Connectors
  1x 8-pin 1x 8-pin
• Suggested PSU
  300 W 450 W

Connectivity and connections.

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

Technical data that is used to its full potential in computer games.

• Max. resolution
  3840x2160 7680x4320
• DirectX
  12.1 12.2
• OpenGL
  4.6 4.6
• OpenCL
  3.0 2.1
• Vulkan
  1.3 1.3
• Shader Model
  6.7 (6.4) 6.5

Comparison of interfaces and release dates for GPU AMD Radeon RX 6650 XT and NVIDIA GeForce GTX 1660 Ti.

• Architecture
  Turing RDNA 2
• GPU Interface
  PCIe 3.0 x16 PCIe 4.0 x 8
• Structure size
  12 nm 7 nm
• Release date
  Q1/2019 Q2/2022

• Pixel Rate
  84.96 GPixel/s 168.6 GPixel/s
• Texture Rate
  169.9 GTexel/s 337.3 GTexel/s
• FP16 (half)
  10.87 TFLOPS (2:1) 21.59 TFLOPS
• FP32 (float)
  5.437 TFLOPS 10.79 TFLOPS
• FP64 (double)
  169.9 GFLOPS (1:32) 674.6 GFLOPS