GeForce GTX 1070 SLI vs GeForce RTX 3080

In this comparison between GeForce GTX 1070 SLI and GeForce RTX 3080 you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people GeForce GTX 1070 SLI will be the best choice, for others GeForce RTX 3080 will be their preference. Study the comparison tables below and make your choice.
GeForce GTX 1070 SLI

Main Specs

  GeForce GTX 1070 SLI GeForce RTX 3080
Power consumption (TDP) 300 Watt 320 Watt
Interface PCIe 4.0 x16
Supplementary power connectors 1x 12-pin
Memory type GDDR5 GDDR6X
Maximum RAM amount 2x 8 GB 10 GB
Display Connectors 1x HDMI, 3x DisplayPort
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  • GeForce RTX 3080 has 6% more power consumption, than GeForce GTX 1070 SLI.
  • GeForce RTX 3080 has 8 GB more memory, than GeForce GTX 1070 SLI.
  • Both cards are used in Desktops.
  • GeForce GTX 1070 SLI is build with Pascal architecture, and GeForce RTX 3080 - with Ampere.
  • Core clock speed of GeForce GTX 1070 SLI is 56 MHz higher, than GeForce RTX 3080.
  • GeForce GTX 1070 SLI is manufactured by 16 nm process technology, and GeForce RTX 3080 - by 8 nm process technology.
  • Memory clock speed of GeForce RTX 3080 is 11000 MHz higher, than GeForce GTX 1070 SLI.

Game benchmarks

high / 1080p 75−80 95−100
ultra / 1080p 55−60 75−80
QHD / 1440p 45−50 60−65
4K / 2160p 30−35 45−50
low / 720p 100−105 110−120
medium / 1080p 90−95 100−110
The average gaming FPS of GeForce RTX 3080 in Assassin's Creed Odyssey is 23% more, than GeForce GTX 1070 SLI.

Full Specs

  GeForce GTX 1070 SLI GeForce RTX 3080
Architecture Pascal Ampere
Code name Pascal GP104 SLI GA102
Type Desktop Desktop
Release date 16 August 2016 1 September 2020
Pipelines 3840 8704
Core clock speed 1506 MHz 1450 MHz
Boost Clock 1683 MHz 1710 MHz
Transistor count 14400 Million 28,300 million
Manufacturing process technology 16 nm 8 nm
Texture fill rate 465.1
Length 285 mm
Memory bus width 256 Bit 320 Bit
Memory clock speed 8000 MHz 19000 MHz
Memory bandwidth 760.3 GB/s
Shared memory -
G-SYNC support +
VR Ready +
DirectX DirectX 12_1 12 Ultimate (12_2)
Shader Model 6.5
OpenGL 4.6
OpenCL 2.0
Vulkan + 1.2
CUDA + 8.5
SLI options +
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