PowerColor Red Devil Radeon RX 6800 vs MSI GeForce GTX 660 Twin Frozr III OC

VS
PowerColor Red Devil Radeon RX 6800
PowerColor Red Devil Radeon RX 6800 Image
MSI GeForce GTX 660 Twin Frozr III OC
MSI GeForce GTX 660 Twin Frozr III OC Image
PowerColor Red Devil Radeon RX 6800
MSI GeForce GTX 660 Twin Frozr III OC
Key Differences Key Differences PowerColor Red Devil Radeon RX 6800 MSI GeForce GTX 660 Twin Frozr III OC
GPU Base Clock Speed 1850MHz 1032MHz
GPU Boost Clock Speed 2190MHz 1098MHz
Pixel Rate 210.2 GPixel/s 20.6 GPixel/s
GPU Memory Speed 2000MHz 1502MHz
GPU Render Output Units (ROPs) 96 24
No. of Supported Displays 4 4
Performance Performance PowerColor Red Devil Radeon RX 6800 MSI GeForce GTX 660 Twin Frozr III OC
GPU Base Clock Speed 1850MHz 1032MHz
Pixel Rate 210.2 GPixel/s 20.6 GPixel/s
FLOPS (Floating-point Performance) 16.82 TFLOPS 1.98 TFLOPS
GPU Memory Speed 2000MHz 1502MHz
Texture Filter Rate 525.6 GTexels/s 82.6 GTexels/s
Total GPU Shading Units 3840 960
Total GPU TMUs 240 80
GPU Boost Clock Speed 2190MHz 1098MHz
GPU Render Output Units (ROPs) 96 24
DPFP (Double Precision Floating Point) Support No No
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Features Features PowerColor Red Devil Radeon RX 6800 MSI GeForce GTX 660 Twin Frozr III OC
DirectX Version Info 12 11
OpenGL Driver Version 4.6 4.3
OpenCL Driver Version 2.1 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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Ports Ports PowerColor Red Devil Radeon RX 6800 MSI GeForce GTX 660 Twin Frozr III OC
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 3 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 PowerColor Red Devil Radeon RX 6800 MSI GeForce GTX 660 Twin Frozr III OC
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 320mm 235mm
Height 135mm 111mm
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Memory Memory PowerColor Red Devil Radeon RX 6800 MSI GeForce GTX 660 Twin Frozr III OC
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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