NVIDIA GeForce GTX 1660 Ti vs NVIDIA A800 PCIe 40 GB. Specifications, performance, tests

Comparison of basic technical data of graphics cards NVIDIA GeForce GTX 1660 Ti and NVIDIA A800 PCIe 40 GB, chip, information processing units.

• GPU Chip
  TU116 GA100
• Execution units
  1536 6912
• Render Output Units
  48 160
• Texture Units
  96 432
• L1 Cache
  64 KB 192 KB
• L2 Cache
  1,536 MB 40 MB

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

• Memory Size
  6 GB 40 GB
• Memory Type
  GDDR6 HBM2e
• Memory Clock
  1.5 GHz 1.215 GHz
• Memory Speed
  12 Gbps 2.4 Gbps
• Memory Bandwith
  288.0 GB/s 1,555 GB/s
• Memory Interface
  192 bit 5120 bit

Let's compare the memory frequency of graphics cards NVIDIA GeForce GTX 1660 Ti and NVIDIA A800 PCIe 40 GB. The higher the better.

• Base Clock
  1.5 GHz 0.765 GHz
• Boost Clock
  1.77 GHz 1.41 GHz

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

• TDP
  120 W 250 W
• Power Connectors
  1x 8-pin 8-pin EPS
• Slot
  Dual-slot Dual-slot
• Suggested PSU
  300 W 600 W

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

• Max. resolution
  3840x2160 3840x2160
• DirectX
  12.1 12.2
• OpenGL
  4.6 4.6
• OpenCL
  3.0 3.0
• CUDA
  7.5 8.0

The difference in size, weight and slot of the compared devices

• Length
  229 mm 267 mm
• Width
  111 mm 112 mm

Comparison of interfaces and release dates for GPU NVIDIA A800 PCIe 40 GB and NVIDIA GeForce GTX 1660 Ti.

• Architecture
  Turing Ampere
• GPU Interface
  PCIe 3.0 x16 PCIe 4.0 x16
• Structure size
  12 nm 7 nm
• Release date
  Q1/2019 Q3/2022

• Pixel Rate
  84.96 GPixel/s 225.6 GPixel/s
• Texture Rate
  169.9 GTexel/s 609.1 GTexel/s
• FP16 (half)
  10.87 TFLOPS (2:1) 77.97 TFLOPS (4:1)
• FP32 (float)
  5.437 TFLOPS 19.49 TFLOPS
• FP64 (double)
  169.9 GFLOPS (1:32) 9.746 TFLOPS (1:2)