Sapphire Radeon RX 6800 vs AMD Radeon R9 285

VS
Sapphire Radeon RX 6800
Sapphire Radeon RX 6800 Image
AMD Radeon R9 285
AMD Radeon R9 285 Image
Sapphire Radeon RX 6800
AMD Radeon R9 285
Key Differences Key Differences Sapphire Radeon RX 6800 AMD Radeon R9 285
GPU Base Clock Speed 1700MHz 918MHz
GPU Boost Clock Speed 2105MHz 1000MHz
Pixel Rate 202.1 GPixel/s 29.4 GPixel/s
GPU Memory Speed 2000MHz 1375MHz
GPU Render Output Units (ROPs) 96 32
No. of Supported Displays 4 5
Performance Performance Sapphire Radeon RX 6800 AMD Radeon R9 285
GPU Base Clock Speed 1700MHz 918MHz
Pixel Rate 202.1 GPixel/s 29.4 GPixel/s
FLOPS (Floating-point Performance) 16.17 TFLOPS 3.29 TFLOPS
Texture Filter Rate 505.2 GTexels/s 103 GTexels/s
GPU Memory Speed 2000MHz 1375MHz
Total GPU Shading Units 3840 1792
Total GPU TMUs 240 112
GPU Boost Clock Speed 2105MHz 1000MHz
GPU Render Output Units (ROPs) 96 32
DPFP (Double Precision Floating Point) Support No No
Features Features Sapphire Radeon RX 6800 AMD Radeon R9 285
DirectX Version Info 12 12
OpenGL Driver Version 4.6 4.4
OpenCL Driver Version 2 1.2
Multi-display Tech Support Yes Yes
3D Support Yes No
Ray Tracing Support Yes No
No. of Supported Displays 4 5
Multi-GPU Support Count Not Known 4
Miscellaneous Miscellaneous Sapphire Radeon RX 6800 AMD Radeon R9 285
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Sapphire Radeon RX 6800 AMD Radeon R9 285
HDMI Output Support Yes Yes
DisplayPort Output 2 1
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 2
Mini DisplayPort Output 0 Not Known
General info General info Sapphire Radeon RX 6800 AMD Radeon R9 285
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 5000 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 Not Known
Height 119.8mm Not Known
Memory Memory Sapphire Radeon RX 6800 AMD Radeon R9 285
Effective Memory Clock 16000MHz 5500MHz
Max Memory Bandwidth 512GB/s 176GB/s
RAM 16GB 2GB
Memory Bus Interface Width 256bit 256bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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