Gigabyte Radeon RX 6800 Gaming OC vs Gigabyte Radeon R9 390 WindForce 2X

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Gigabyte Radeon RX 6800 Gaming OC
Gigabyte Radeon RX 6800 Gaming OC Image
Gigabyte Radeon R9 390 WindForce 2X
Gigabyte Radeon R9 390 WindForce 2X Image
Gigabyte Radeon RX 6800 Gaming OC
Gigabyte Radeon R9 390 WindForce 2X
Key Differences Key Differences Gigabyte Radeon RX 6800 Gaming OC Gigabyte Radeon R9 390 WindForce 2X
GPU Base Clock Speed 1775MHz 1000MHz
GPU Boost Clock Speed 2155MHz Not Known
Pixel Rate 206.9 GPixel/s Not Known
GPU Memory Speed 2000MHz Not Known
GPU Render Output Units (ROPs) 96 64
No. of Supported Displays 4 4
Performance Performance Gigabyte Radeon RX 6800 Gaming OC Gigabyte Radeon R9 390 WindForce 2X
GPU Base Clock Speed 1775MHz 1000MHz
Pixel Rate 206.9 GPixel/s Not Known
FLOPS (Floating-point Performance) 16.55 TFLOPS Not Known
GPU Memory Speed 2000MHz Not Known
Texture Filter Rate 517.2 GTexels/s Not Known
Total GPU Shading Units 3840 2560
Total GPU TMUs 240 160
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 Gigabyte Radeon R9 390 WindForce 2X
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 4
Ports Ports Gigabyte Radeon RX 6800 Gaming OC Gigabyte Radeon R9 390 WindForce 2X
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 2 1
No. of HDMI Ports 2 Not Known
DVI Output Ports 0 2
Mini DisplayPort Output 0 0
General info General info Gigabyte Radeon RX 6800 Gaming OC Gigabyte Radeon R9 390 WindForce 2X
TDP (Thermal Design Point) No Data Found Not Known
Transistor Count 26800 million No Data Found
Semiconductor Size 7nm 28nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 286mm 243mm
Height 112mm 114mm
Memory Memory Gigabyte Radeon RX 6800 Gaming OC Gigabyte Radeon R9 390 WindForce 2X
Effective Memory Clock 16000MHz 6000MHz
Max Memory Bandwidth 512GB/s Not Known
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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