Asus Radeon RX 6800 vs Asus Radeon HD 7870 DirectCU II TOP V2

VS
Asus Radeon RX 6800
Asus Radeon RX 6800 Image
Asus Radeon HD 7870 DirectCU II TOP V2
Asus Radeon HD 7870 DirectCU II TOP V2 Image
Asus Radeon RX 6800
Asus Radeon HD 7870 DirectCU II TOP V2
Key Differences Key Differences Asus Radeon RX 6800 Asus Radeon HD 7870 DirectCU II TOP V2
GPU Base Clock Speed 1700MHz 1100MHz
GPU Boost Clock Speed 2105MHz Not Known
Pixel Rate 202.1 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 Asus Radeon RX 6800 Asus Radeon HD 7870 DirectCU II TOP V2
GPU Base Clock Speed 1700MHz 1100MHz
Pixel Rate 202.1 GPixel/s 35.2 GPixel/s
FLOPS (Floating-point Performance) 16.17 TFLOPS 2.82 TFLOPS
GPU Memory Speed 2000MHz 1250MHz
Texture Filter Rate 505.2 GTexels/s 88 GTexels/s
Total GPU Shading Units 3840 1280
Total GPU TMUs 240 80
GPU Boost Clock Speed 2105MHz Not Known
GPU Render Output Units (ROPs) 96 32
DPFP (Double Precision Floating Point) Support No Yes
Features Features Asus Radeon RX 6800 Asus Radeon HD 7870 DirectCU II TOP V2
DirectX Version Info 12 11.1
OpenGL Driver Version 4.6 4.2
OpenCL Driver Version 2 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
Miscellaneous Miscellaneous Asus Radeon RX 6800 Asus Radeon HD 7870 DirectCU II TOP V2
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Asus Radeon RX 6800 Asus Radeon HD 7870 DirectCU II TOP V2
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
General info General info Asus Radeon RX 6800 Asus Radeon HD 7870 DirectCU II TOP V2
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 266.7mm 266mm
Height 119.8mm 130mm
Memory Memory Asus Radeon RX 6800 Asus Radeon HD 7870 DirectCU II TOP V2
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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