NVIDIA GeForce GTX 1660 Ti versus NVIDIA A800 PCIe 40 GB. Especificações

Comparação dos dados técnicos básicos das placas gráficas NVIDIA GeForce GTX 1660 Ti e NVIDIA A800 PCIe 40 GB, chip, unidades de processamento de informação.

• Arquitectura
  Turing Ampere
• CUDA Cores
  1536 -
• Execution Units
  1536 6912
• Chip GPU
  TU116 GA100
• L1 Cache
  64 KB 192 KB
• L2 Cache
  1,536 MB 40 MB
• Unidades de saída de renderização
  48 160
• Unidades de Textura
  96 432

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

• Memory Bandwidth
  288 GB/s 1,555 GB/s
• Memory Bus
  192 bit 5120 bit
• Memory Clock
  1500 MHz 1215 MHz
• Memory Data Rate
  12 Gbps 2.4 Gbps
• Tamanho da memória
  6 GB 40 GB
• Tipo de memória
  GDDR6 HBM2e

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

• Frequência de base
  1500 MHz 765 MHz
• Frequência máxima
  1770 MHz 1410 MHz

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

• Graphics Card Power
  120 W -
• Maximum GPU Temperature
  95 °C -
• System Power Supply
  450 W (Minimum system power requirement) 600 W (PSU recommendation)
• TDP
  120 W 250 W

Conectividade e ligações.

• DisplayPort Ports
  1 × DisplayPort 1.4a -
• DVI Ports
  1 × DVI -
• HDMI Ports
  1 × HDMI 2.1 -
• Máx. Ecrãs
  3 -
• Other Display Outputs (unparsed)
  DP 1.4a; HDMI 2.0b; DL-DVI-D -
• PCIe Interface
  PCIe 3.0 x16 PCIe 4.0 x16
• Power Connectors
  8-pin 8-pin EPS

Dados técnicos que são utilizados em todo o seu potencial em jogos de computador.

• CUDA
  7.5 8.0
• DirectX
  12.1 12.2
• Resolução máxima
  3840 × 2160 3840 × 2160
• OpenCL
  3.0 3.0
• OpenGL
  4.6 4.6
• Shader Model
  6.7 (6.4) -
• Vulkan
  1.3 -

A diferença em tamanho, peso e ranhura dos dispositivos comparados

• Altura
  35 mm -
• Comprimento
  229 mm 267 mm
• Slot Size
  Dual-slot Dual-slot
• Width
  111 mm 112 mm

Comparação de interfaces e datas de lançamento para GPU NVIDIA A800 PCIe 40 GB e NVIDIA GeForce GTX 1660 Ti.

• Manufacturer specification scope
  NVIDIA Founders Edition/reference design. Clock specifications apply to gaming use. AIB shipping specifications and complete-system power needs may differ. -
• Multi-monitor support
  Sim -
• Official source
  https://www.nvidia.com/en-us/geforce/graphics-cards/compare/ -
• Process Technology
  12 nm 7 nm
• Data de lançamento
  Q1/2019 Q3/2022
• Verification scope
  Explicit manufacturer fields refreshed; other original historical fields retained, not all reverified. Partial composite conflicts are preserved. -
• Verified on
  2026-09-30 -

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