Gigabyte Radeon RX 6800 Gaming OC vs Sapphire Nitro Radeon R9 390X With Back Plate

VS
Gigabyte Radeon RX 6800 Gaming OC
Gigabyte Radeon RX 6800 Gaming OC Image
Sapphire Nitro Radeon R9 390X With Back Plate
Sapphire Nitro Radeon R9 390X With Back Plate Image
Gigabyte Radeon RX 6800 Gaming OC
Sapphire Nitro Radeon R9 390X With Back Plate
Key Differences Key Differences Gigabyte Radeon RX 6800 Gaming OC Sapphire Nitro Radeon R9 390X With Back Plate
GPU Base Clock Speed 1775MHz 1060MHz
GPU Boost Clock Speed 2155MHz Not Known
Pixel Rate 206.9 GPixel/s 67.8 GPixel/s
GPU Memory Speed 2000MHz 1500MHz
GPU Render Output Units (ROPs) 96 64
No. of Supported Displays 4 5
Performance Performance Gigabyte Radeon RX 6800 Gaming OC Sapphire Nitro Radeon R9 390X With Back Plate
GPU Base Clock Speed 1775MHz 1060MHz
Pixel Rate 206.9 GPixel/s 67.8 GPixel/s
FLOPS (Floating-point Performance) 16.55 TFLOPS 5.97 TFLOPS
GPU Memory Speed 2000MHz 1500MHz
Texture Filter Rate 517.2 GTexels/s 186.6 GTexels/s
Total GPU Shading Units 3840 2816
Total GPU TMUs 240 176
GPU Boost Clock Speed 2155MHz Not Known
GPU Render Output Units (ROPs) 96 64
DPFP (Double Precision Floating Point) Support No No
Features Features Gigabyte Radeon RX 6800 Gaming OC Sapphire Nitro Radeon R9 390X With Back Plate
DirectX Version Info 12 12
OpenGL Driver Version 4.6 4.5
OpenCL Driver Version 2.1 2.1
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes No
No. of Supported Displays 4 5
Ports Ports Gigabyte Radeon RX 6800 Gaming OC Sapphire Nitro Radeon R9 390X With Back Plate
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 2 3
No. of HDMI Ports 2 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 0
General info General info Gigabyte Radeon RX 6800 Gaming OC Sapphire Nitro Radeon R9 390X With Back Plate
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 6200 million
Semiconductor Size 7nm 28nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 286mm 308mm
Height 112mm 127mm
Memory Memory Gigabyte Radeon RX 6800 Gaming OC Sapphire Nitro Radeon R9 390X With Back Plate
Effective Memory Clock 16000MHz 6000MHz
Max Memory Bandwidth 512GB/s 384GB/s
RAM 16GB 8GB
Memory Bus Interface Width 256bit 512bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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