GadgetVersus Smartphone Processor Graphics card


AMD Radeon RX 6900 XT vs Nvidia GeForce RTX 3080


AMD Radeon RX 6900 XT on Amazon USA
Nvidia GeForce RTX 3080 on Amazon USA

Comparison of the technical characteristics between the graphics cards, with AMD Radeon RX 6900 XT on one side and Nvidia GeForce RTX 3080 on the other side. The first is dedicated to the desktop sector, it has 5120 shading units, a maximum frequency of 2.3 GHz, its lithography is 7 nm. The second is used on the desktop segment, it includes 8704 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.







Specifications:


Graphics card AMD Radeon RX 6900 XT Nvidia GeForce RTX 3080
Market Desktop Desktop
Release date Q4 2020 Q3 2020
Model number 215-121000167, Navi 21 XTX GA102-200-K1-A1
GPU name Navi 21 GA102
Architecture RDNA 2.0 Ampere
Generation Navi II RX 6000 GeForce 30
Lithography 7 nm 8 nm
Transistors 26,800,000,000 28,300,000,000
Bus interface PCIe 4.0 x16 PCIe 4.0 x16
GPU base clock rate 1.83 GHz 1.44 GHz
GPU max clock rate 2.25 GHz 1.71 GHz
Memory frequency 2,000 MHz 1,188 MHz
Memory size 16 GB 10 GB
Memory type GDDR6 GDDR6X
Memory bus 256 bit 320 bit
Memory bandwidth 512 GB/s 760 GB/s
TDP 300 W 320 W
Suggested PSU700W ATX Power Supply #ad750W ATX Power Supply #ad
Multicard technology - -
Outputs

1x HDMI
2x DisplayPort
1x USB Type-C

1x HDMI
3x DisplayPort
Maximum GPU Temperature 110°C 93°C
Shading units (cuda cores) 5,120 8,704
TMUs 320 272
ROPs 128 96
RT cores 80 68
Compute units | SM count 80 68
Cache memory 128 MB 5 MB
Pixel fillrate 288.0 GP/s 164.2 GP/s
Texture fillrate 720.0 GT/s 465.1 GT/s
Performance FP16 (half) 46.1 TFLOPS 29.8 TFLOPS
Performance FP32 (float) 23.0 TFLOPS 29.8 TFLOPS
Performance FP64 (double) 1.4 TFLOPS 465.1 GFLOPS
Amazon
eBay




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 3080#ad 29,770
AMD Radeon RX 6900 XT#ad 23,040


The difference is 29%.


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.


Equivalence:

AMD Radeon RX 6900 XT Nvidia equivalentNvidia GeForce RTX 3080 AMD equivalent




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