Nvidia GeForce RTX 3080 vs Nvidia GeForce RTX 3090

Nvidia GeForce RTX 3080 on Amazon USA
Nvidia GeForce RTX 3090 on Amazon USA

Comparison of the technical characteristics between the graphics cards, with Nvidia GeForce RTX 3080 on one side and Nvidia GeForce RTX 3090 on the other side. The first is dedicated to the desktop sector, it has 8704 shading units, a maximum frequency of 1.7 GHz, its lithography is 8 nm. The second is used on the desktop segment, it includes 10496 shading units, a maximum frequency of 1.7 GHz, its lithography is 8 nm. The following table also compares the boost clock, the number of shading units (if indicated), of execution units, the amount of cache memory, the maximum memory capacity, the memory bus width, the release date, the number of PCIe lanes, the values ​​obtained in various benchmarks.


Graphics card Nvidia GeForce RTX 3080 Nvidia GeForce RTX 3090
Market (main) Desktop Desktop
Release date Q3 2020 Q3 2020
Model number GA102-200-K1-A1 GA102-300-A1
GPU name GA102 GA102
Architecture Ampere Ampere
Generation GeForce 30 GeForce 30
Lithography 8 nm 8 nm
Transistors 28,300,000,000 28,300,000,000
Bus interface PCIe 4.0 x16 PCIe 4.0 x16
GPU base clock 1.44 GHz 1.40 GHz
GPU boost clock 1.71 GHz 1.70 GHz
Memory frequency 1,188 MHz 1,219 MHz
Effective memory speed 19 GB/s 19.5 GB/s
Memory size 10 GB 24 GB
Memory type GDDR6X GDDR6X
Memory bus 320 bit 384 bit
Memory bandwidth 760 GB/s 936 GB/s
TDP 320 W 350 W
Suggested PSU750W ATX Power Supply 750W ATX Power Supply
Multicard technology - 2-way NVLink

3x DisplayPort

3x DisplayPort
Maximum GPU Temperature 93°C 93°C
Shading units (cuda cores) 8,704 10,496
TMUs 272 328
ROPs 96 112
Tensor cores 272 328
RT cores 68 82
SM count 68 82
Cache memory 5 MB 6 MB
Pixel fillrate 164.2 GP/s 189.8 GP/s
Texture fillrate 465.1 GT/s 556.0 GT/s
Performance FP16 (half) 29.8 TFLOPS 35.6 TFLOPS
Performance FP32 (float) 29.8 TFLOPS 35.6 TFLOPS
Performance FP64 (double) 465.1 GFLOPS 556 GFLOPS
Tensor FLOPS 119T 142T
Ray-tracing performance 58 TFLOPS 69 TFLOPS

Price: For technical reasons, we cannot currently display a price less than 24 hours, or a real-time price. This is why we prefer for the moment not to show a price. You should refer to the respective online stores for the latest price, as well as availability.

We can better compare what are the technical differences between the two graphics cards.

Performances :

Performance comparison between the two processors, for this we consider the results generated on benchmark software such as Geekbench 4.

FP32 Performance in GFLOPS
Nvidia GeForce RTX 3090 35,580
Nvidia GeForce RTX 3080 29,770

The difference is 20%.

Single precision floating point format, also known as FP32, is a computer number format that typically occupies 32 bits in PC memory. This represents a wide dynamic range of numeric values that employs a floating point.

See also:

Nvidia GeForce RTX 3080 Max-QNvidia GeForce RTX 3080 MobileNvidia GeForce RTX 3080 Ti


Nvidia GeForce RTX 3080 AMD equivalentNvidia GeForce RTX 3090 AMD equivalent

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