Gainward GeForce RTX 3090 Phoenix GS vs PowerColor Red Devil Radeon RX 6800

VS
Gainward GeForce RTX 3090 Phoenix GS
Gainward GeForce RTX 3090 Phoenix GS Image
PowerColor Red Devil Radeon RX 6800
PowerColor Red Devil Radeon RX 6800 Image
Gainward GeForce RTX 3090 Phoenix GS
PowerColor Red Devil Radeon RX 6800
Key Differences Key Differences Gainward GeForce RTX 3090 Phoenix GS PowerColor Red Devil Radeon RX 6800
GPU Base Clock Speed 1395MHz 1850MHz
GPU Boost Clock Speed 1725MHz 2190MHz
Pixel Rate 193.2 GPixel/s 210.2 GPixel/s
GPU Memory Speed 1219MHz 2000MHz
GPU Render Output Units (ROPs) 112 96
No. of Supported Displays Not Known 4
Performance Performance Gainward GeForce RTX 3090 Phoenix GS PowerColor Red Devil Radeon RX 6800
GPU Base Clock Speed 1395MHz 1850MHz
Pixel Rate 193.2 GPixel/s 210.2 GPixel/s
FLOPS (Floating-point Performance) 36.21 TFLOPS 16.82 TFLOPS
GPU Memory Speed 1219MHz 2000MHz
Texture Filter Rate 565.8 GTexels/s 525.6 GTexels/s
Total GPU Shading Units 10496 3840
Total GPU TMUs 328 240
GPU Boost Clock Speed 1725MHz 2190MHz
GPU Render Output Units (ROPs) 112 96
DPFP (Double Precision Floating Point) Support No No
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Features Features Gainward GeForce RTX 3090 Phoenix GS PowerColor Red Devil Radeon RX 6800
DirectX Version Info 12 12
OpenGL Driver Version 4.6 4.6
OpenCL Driver Version 2 2.1
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes Yes
No. of Supported Displays Not Known 4
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Ports Ports Gainward GeForce RTX 3090 Phoenix GS PowerColor Red Devil Radeon RX 6800
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 2.1
DisplayPort Output 3 3
No. of HDMI Ports 1 1
DVI Output Ports 0 0
Mini DisplayPort Output 0 0
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General info General info Gainward GeForce RTX 3090 Phoenix GS PowerColor Red Devil Radeon RX 6800
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28000 million 26800 million
Semiconductor Size 8nm 7nm
PCI Express Version 4 4
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 294mm 320mm
Height 112mm 135mm
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Memory Memory Gainward GeForce RTX 3090 Phoenix GS PowerColor Red Devil Radeon RX 6800
Effective Memory Clock 9750MHz 16000MHz
Max Memory Bandwidth 936GB/s 512GB/s
RAM 24GB 16GB
Memory Bus Interface Width 384bit 256bit
GDDR Memory Version 6 6
ECC (Error-Correcting Code) Memory Support No No
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