NVIDIA GeForce RTX 4080 12 GB vs NVIDIA GeForce RTX 4080 16 GB. Specifications, performance, tests

Comparison of basic technical data of graphics cards NVIDIA GeForce RTX 4080 12 GB and NVIDIA GeForce RTX 4080 16 GB, chip, information processing units.

• GPU Chip
  AD104 AD103
• Execution units
  7680 9728
• Render Output Units
  80 112
• Texture Units
  240 304
• L1 Cache
  128 KB 128 KB
• L2 Cache
  48 MB 64 MB

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

• Memory Size
  12 GB 16 GB
• Memory Type
  GDDR6X GDDR6X
• Memory Clock
  1.313 GHz 1.4 GHz
• Memory Speed
  21 Gbps 22.4 Gbps
• Memory Bandwith
  504.2 GB/s 716.8 GB/s

Let's compare the memory frequency of graphics cards NVIDIA GeForce RTX 4080 12 GB and NVIDIA GeForce RTX 4080 16 GB. The higher the better.

• Base Clock
  2.31 GHz 2.205 GHz
• Boost Clock
  2.61 GHz 2.505 GHz

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

• TDP
  285 W 320 W
• Power Connectors
  1x 16-pin 1x 16-pin
• Slot
  Dual-slot Triple-slot
• Suggested PSU
  600 W 700 W

Connectivity and connections.

• Max. Displays
  4 4
• HDMI Ports
  1x HDMI 2.1 1x HDMI 2.1
• DP Ports
  3x DisplayPort 1.4a 3x DisplayPort 1.4a

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

• Max. resolution
  3840x2160 3840x2160
• DirectX
  12.2 12.2
• OpenGL
  4.6 4.6
• OpenCL
  3.0 3.0
• Vulkan
  1.3 1.3
• CUDA
  8.9 8.9
• Shader Model
  6.7 6.7

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

• Length
  267 mm 310 mm
• Width
  112 mm 140 mm

Comparison of interfaces and release dates for GPU NVIDIA GeForce RTX 4080 16 GB and NVIDIA GeForce RTX 4080 12 GB.

• Architecture
  Ada Lovelace Ada Lovelace
• GPU Interface
  PCIe 4.0 x16 PCIe 4.0 x16
• Structure size
  4 nm 4 nm
• Release date
  Q3/2022 Q3/2022

• Pixel Rate
  208.8 GPixel/s 280.6 GPixel/s
• Texture Rate
  626.4 GTexel/s 761.5 GTexel/s
• FP16 (half)
  40.09 TFLOPS (1:1) 48.74 TFLOPS (1:1)
• FP32 (float)
  40.09 TFLOPS 48.74 TFLOPS
• FP64 (double)
  626.4 GFLOPS (1:64) 761.5 GFLOPS (1:64)