EVGA GeForce RTX 3080 XC3 Ultra Gaming vs Gigabyte Radeon RX 6800

VS
EVGA GeForce RTX 3080 XC3 Ultra Gaming
EVGA GeForce RTX 3080 XC3 Ultra Gaming Image
Gigabyte Radeon RX 6800
Gigabyte Radeon RX 6800 Image
EVGA GeForce RTX 3080 XC3 Ultra Gaming
Gigabyte Radeon RX 6800
Key Differences Key Differences EVGA GeForce RTX 3080 XC3 Ultra Gaming Gigabyte Radeon RX 6800
GPU Base Clock Speed 1440MHz 1372MHz
GPU Boost Clock Speed 1755MHz 2105MHz
Pixel Rate 168.5 GPixel/s 202.1 GPixel/s
GPU Memory Speed 1188MHz 2000MHz
GPU Render Output Units (ROPs) 96 96
No. of Supported Displays Not Known 4
Performance Performance EVGA GeForce RTX 3080 XC3 Ultra Gaming Gigabyte Radeon RX 6800
GPU Base Clock Speed 1440MHz 1372MHz
Pixel Rate 168.5 GPixel/s 202.1 GPixel/s
FLOPS (Floating-point Performance) 30.55 TFLOPS 16.17 TFLOPS
GPU Memory Speed 1188MHz 2000MHz
Texture Filter Rate 477.4 GTexels/s 505.2 GTexels/s
Total GPU Shading Units 8704 3840
Total GPU TMUs 272 240
GPU Boost Clock Speed 1755MHz 2105MHz
GPU Render Output Units (ROPs) 96 96
DPFP (Double Precision Floating Point) Support No No
Features Features EVGA GeForce RTX 3080 XC3 Ultra Gaming Gigabyte Radeon RX 6800
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 EVGA GeForce RTX 3080 XC3 Ultra Gaming Gigabyte Radeon RX 6800
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 2.1
DisplayPort Output 3 2
No. of HDMI Ports 1 1
DVI Output Ports 0 0
Mini DisplayPort Output 0 0
General info General info EVGA GeForce RTX 3080 XC3 Ultra Gaming Gigabyte Radeon RX 6800
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 285.4mm 267mm
Height 111.2mm 120mm
Memory Memory EVGA GeForce RTX 3080 XC3 Ultra Gaming Gigabyte Radeon RX 6800
Effective Memory Clock 19000MHz 16000MHz
Max Memory Bandwidth 760GB/s 512GB/s
RAM 10GB 16GB
Memory Bus Interface Width 320bit 256bit
GDDR Memory Version 6 6
ECC (Error-Correcting Code) Memory Support No No

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