ASRock Radeon RX 6800 Phantom Gaming D OC vs Asus Radeon HD 7870 DirectCU II TOP

VS
ASRock Radeon RX 6800 Phantom Gaming D OC
ASRock Radeon RX 6800 Phantom Gaming D OC Image
Asus Radeon HD 7870 DirectCU II TOP
Asus Radeon HD 7870 DirectCU II TOP Image
ASRock Radeon RX 6800 Phantom Gaming D OC
Asus Radeon HD 7870 DirectCU II TOP
Key Differences Key Differences ASRock Radeon RX 6800 Phantom Gaming D OC Asus Radeon HD 7870 DirectCU II TOP
GPU Base Clock Speed 1850MHz 1100MHz
GPU Boost Clock Speed 2190MHz Not Known
Pixel Rate 210.2 GPixel/s 35.2 GPixel/s
GPU Memory Speed 2000MHz 1250MHz
GPU Render Output Units (ROPs) 96 32
No. of Supported Displays 4 6
Performance Performance ASRock Radeon RX 6800 Phantom Gaming D OC Asus Radeon HD 7870 DirectCU II TOP
GPU Base Clock Speed 1850MHz 1100MHz
Pixel Rate 210.2 GPixel/s 35.2 GPixel/s
FLOPS (Floating-point Performance) 16.82 TFLOPS 2.82 TFLOPS
GPU Memory Speed 2000MHz 1250MHz
Texture Filter Rate 525.6 GTexels/s 88 GTexels/s
Total GPU Shading Units 3840 1280
Total GPU TMUs 240 80
GPU Boost Clock Speed 2190MHz Not Known
GPU Render Output Units (ROPs) 96 32
DPFP (Double Precision Floating Point) Support No Yes
Features Features ASRock Radeon RX 6800 Phantom Gaming D OC Asus Radeon HD 7870 DirectCU II TOP
DirectX Version Info 12 11.1
OpenGL Driver Version 4.6 4.2
OpenCL Driver Version 2.1 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Ray Tracing Support Yes No
No. of Supported Displays 4 6
Multi-GPU Support Count Not Known 2
Ports Ports ASRock Radeon RX 6800 Phantom Gaming D OC Asus Radeon HD 7870 DirectCU II TOP
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 3 0
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 2
General info General info ASRock Radeon RX 6800 Phantom Gaming D OC Asus Radeon HD 7870 DirectCU II TOP
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 26800 million 2800 million
Semiconductor Size 7nm 28nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 305mm 264mm
Height 131mm 110mm
Memory Memory ASRock Radeon RX 6800 Phantom Gaming D OC Asus Radeon HD 7870 DirectCU II TOP
Effective Memory Clock 16000MHz 5000MHz
Max Memory Bandwidth 512GB/s 160GB/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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