Asus Radeon RX 6800 XT vs Gainward GeForce GTX 660

VS
Asus Radeon RX 6800 XT
Asus Radeon RX 6800 XT Image
Gainward GeForce GTX 660
Gainward GeForce GTX 660 Image
Asus Radeon RX 6800 XT
Gainward GeForce GTX 660
Key Differences Key Differences Asus Radeon RX 6800 XT Gainward GeForce GTX 660
GPU Base Clock Speed 1825MHz 980MHz
GPU Boost Clock Speed 2250MHz 1032MHz
Pixel Rate 288 GPixel/s 19.6 GPixel/s
GPU Memory Speed 2000MHz 1502MHz
GPU Render Output Units (ROPs) 128 24
No. of Supported Displays 4 4
Performance Performance Asus Radeon RX 6800 XT Gainward GeForce GTX 660
GPU Base Clock Speed 1825MHz 980MHz
Pixel Rate 288 GPixel/s 19.6 GPixel/s
FLOPS (Floating-point Performance) 20.74 TFLOPS 1.88 TFLOPS
GPU Memory Speed 2000MHz 1502MHz
Texture Filter Rate 648 GTexels/s 78.4 GTexels/s
Total GPU Shading Units 4608 960
Total GPU TMUs 288 80
GPU Boost Clock Speed 2250MHz 1032MHz
GPU Render Output Units (ROPs) 128 24
DPFP (Double Precision Floating Point) Support No No
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Features Features Asus Radeon RX 6800 XT Gainward GeForce GTX 660
DirectX Version Info 12 11
OpenGL Driver Version 4.6 4.3
OpenCL Driver Version 2 1.1
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes No
No. of Supported Displays 4 4
PassMark (G3D) Score Not Known 4104
3DMark Vantage Texture Fill Result Not Known 65.3GTexels/s
GPU Temperature Under Load Not Known 72°C
3DMark Vantage Pixel Fill Result Not Known 9.9GPixel/s
PassMark (DirectCompute) Benchmark Result Not Known 1933
Idle GPU Temperature Not Known 30°C
Noise Level Under Load Not Known 47.4dB
Power Consumption Under Peak Load Not Known 296W
Idle Power Consumption Not Known 110W
Idle Noise Level Not Known 40.8dB
SmallLuxGPU (2.0d4) Result Not Known 5000
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Miscellaneous Miscellaneous Asus Radeon RX 6800 XT Gainward GeForce GTX 660
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Asus Radeon RX 6800 XT Gainward GeForce GTX 660
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 2 1
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 2
Mini DisplayPort Output 0 0
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General info General info Asus Radeon RX 6800 XT Gainward GeForce GTX 660
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 2540 million
Semiconductor Size 7nm 28nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 266.7mm 180mm
Height 119.8mm 111mm
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Memory Memory Asus Radeon RX 6800 XT Gainward GeForce GTX 660
Effective Memory Clock 16000MHz 6008MHz
Max Memory Bandwidth 512GB/s 144GB/s
RAM 16GB 2GB
Memory Bus Interface Width 256bit 192bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No
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