NVIDIA GeForce GTX 1070 vs AMD Radeon RX 6650 XT. Specifications, performance, tests

Comparison of basic technical data of graphics cards NVIDIA GeForce GTX 1070 and AMD Radeon RX 6650 XT, chip, information processing units.

• Architecture
  Pascal RDNA 2
• Execution Units
  1920 32
• GPU Chip
  GP104 Navi 23 KXT
• L1 Cache
  48 KB 128 KB
• L2 Cache
  2 MB 2 MB
• Render Output Units
  64 64
• Texture Units
  120 128
• Based on
  - AMD Radeon RX 6650 XT
• Compute Units
  - 32
• L3 Cache
  - 32 MB
• Ray Accelerators
  - 32
• Shader
  - 2048

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

• Memory Bandwidth
  256.3 GB/s 280 GB/s
• Memory Bus
  256 bit 128 bit
• Memory Clock
  2000 MHz 2190 MHz
• Memory Data Rate
  8 Gbps 17.5 Gbps
• Memory Size
  8 GB 8 GB
• Memory Type
  GDDR5 GDDR6
• Infinity Cache
  - 32 MB

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

• Base Clock
  1506 MHz 2055 MHz
• Boost Clock
  1683 MHz 2635 MHz
• Game Clock
  - 2410 MHz

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

• System Power Supply
  450 W (PSU recommendation) Conflicting source values: 450 W (PSU recommendation) | 500 W (System power requirement)
• TDP
  150 W 176 W
• Typical Board Power
  - 180 W

Connectivity and connections.

• DisplayPort Ports
  3 × DisplayPort 1.4a 3 × DisplayPort 1.4a
• DVI Ports
  1 × DVI -
• HDMI Ports
  1 × HDMI 2.0 1 × HDMI 2.1
• Max. Displays
  5 4
• PCIe Interface
  PCIe 3.0 x16 PCIe 4.0 x8
• Power Connectors
  1x 8-pin 1x8-Pin

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

• CUDA
  6.1 -
• DirectX
  12.1 12.2
• Max. resolution
  3840 × 2160 7680 × 4320
• OpenCL
  3.0 2.1
• OpenGL
  4.6 4.6
• Shader Model
  6.7 (6.4) 6.5
• Vulkan
  1.3 1.3

Built-in support for video and image compression standards.

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

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

• Height
  40 mm -
• Length
  267 mm -
• Slot Size
  Dual-slot -
• Width
  112 mm -

Comparison of interfaces and release dates for GPU AMD Radeon RX 6650 XT and NVIDIA GeForce GTX 1070.

• Process Technology
  16 nm 7 nm
• Release date
  Q3/2016 2022-05-10

• FP16 (theoretical)
  101.0 GFLOPS (1:64) 21.59 TFLOPS
• FP32 (theoretical)
  6.463 TFLOPS 10.79 TFLOPS
• FP64 (theoretical)
  202.0 GFLOPS (1:32) 0.6746 TFLOPS
• Pixel Rate
  107.7 GPixel/s 168.6 GPixel/s
• Texture Rate
  202.0 GTexel/s 337.3 GTexel/s