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

VS
PowerColor Red Devil Radeon RX 6800 XT
PowerColor Red Devil Radeon RX 6800 XT Image
Gainward GeForce RTX 3090 Phoenix GS
Gainward GeForce RTX 3090 Phoenix GS Image
PowerColor Red Devil Radeon RX 6800 XT
Gainward GeForce RTX 3090 Phoenix GS
Key Differences Key Differences PowerColor Red Devil Radeon RX 6800 XT Gainward GeForce RTX 3090 Phoenix GS
GPU Base Clock Speed 1900MHz 1395MHz
GPU Boost Clock Speed 2340MHz 1725MHz
Pixel Rate 299.5 GPixel/s 193.2 GPixel/s
GPU Memory Speed 2000MHz 1219MHz
GPU Render Output Units (ROPs) 128 112
No. of Supported Displays 4 Not Known
Performance Performance PowerColor Red Devil Radeon RX 6800 XT Gainward GeForce RTX 3090 Phoenix GS
GPU Base Clock Speed 1900MHz 1395MHz
Pixel Rate 299.5 GPixel/s 193.2 GPixel/s
FLOPS (Floating-point Performance) 21.57 TFLOPS 36.21 TFLOPS
GPU Memory Speed 2000MHz 1219MHz
Texture Filter Rate 673.9 GTexels/s 565.8 GTexels/s
Total GPU Shading Units 4608 10496
Total GPU TMUs 288 328
GPU Boost Clock Speed 2340MHz 1725MHz
GPU Render Output Units (ROPs) 128 112
DPFP (Double Precision Floating Point) Support No No
Features Features PowerColor Red Devil Radeon RX 6800 XT Gainward GeForce RTX 3090 Phoenix GS
DirectX Version Info 12 12
OpenGL Driver Version 4.6 4.6
OpenCL Driver Version 2.1 2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes Yes
No. of Supported Displays 4 Not Known
Ports Ports PowerColor Red Devil Radeon RX 6800 XT Gainward GeForce RTX 3090 Phoenix GS
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
General info General info PowerColor Red Devil Radeon RX 6800 XT Gainward GeForce RTX 3090 Phoenix GS
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 28000 million
Semiconductor Size 7nm 8nm
PCI Express Version 4 4
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 320mm 294mm
Height 135mm 112mm
Memory Memory PowerColor Red Devil Radeon RX 6800 XT Gainward GeForce RTX 3090 Phoenix GS
Effective Memory Clock 16000MHz 9750MHz
Max Memory Bandwidth 512GB/s 936GB/s
RAM 16GB 24GB
Memory Bus Interface Width 256bit 384bit
GDDR Memory Version 6 6
ECC (Error-Correcting Code) Memory Support No No

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