Nvidia GeForce RTX 3090 vs PowerColor Radeon RX 6800 XT

VS
Nvidia GeForce RTX 3090
Nvidia GeForce RTX 3090 Image
PowerColor Radeon RX 6800 XT
PowerColor Radeon RX 6800 XT Image
Nvidia GeForce RTX 3090
PowerColor Radeon RX 6800 XT
Key Differences Key Differences Nvidia GeForce RTX 3090 PowerColor Radeon RX 6800 XT
GPU Base Clock Speed 1395MHz 1825MHz
GPU Boost Clock Speed 1695MHz 2250MHz
Pixel Rate 189.8 GPixel/s 288 GPixel/s
GPU Memory Speed 1219MHz 2000MHz
GPU Render Output Units (ROPs) 112 128
No. of Supported Displays Not Known 4
Performance Performance Nvidia GeForce RTX 3090 PowerColor Radeon RX 6800 XT
GPU Base Clock Speed 1395MHz 1825MHz
Pixel Rate 189.8 GPixel/s 288 GPixel/s
FLOPS (Floating-point Performance) 35.58 TFLOPS 20.74 TFLOPS
GPU Memory Speed 1219MHz 2000MHz
Texture Filter Rate 556 GTexels/s 648 GTexels/s
Total GPU Shading Units 10496 4608
Total GPU TMUs 328 288
GPU Boost Clock Speed 1695MHz 2250MHz
GPU Render Output Units (ROPs) 112 128
DPFP (Double Precision Floating Point) Support No No
Features Features Nvidia GeForce RTX 3090 PowerColor Radeon RX 6800 XT
DirectX Version Info 12 12
OpenGL Driver Version 4.6 4.6
OpenCL Driver Version 2 2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes Yes
No. of Supported Displays Not Known 4
Ports Ports Nvidia GeForce RTX 3090 PowerColor Radeon RX 6800 XT
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 2.1
DisplayPort Output 1 2
No. of HDMI Ports 3 1
DVI Output Ports 0 0
Mini DisplayPort Output 0 0
General info General info Nvidia GeForce RTX 3090 PowerColor Radeon RX 6800 XT
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 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 313mm 266.8mm
Height 138mm 119.8mm
Memory Memory Nvidia GeForce RTX 3090 PowerColor Radeon RX 6800 XT
Effective Memory Clock 19500MHz 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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