PowerColor Red Dragon Radeon RX 6800 vs XFX Radeon HD 7870 Black Edition

VS
PowerColor Red Dragon Radeon RX 6800
PowerColor Red Dragon Radeon RX 6800 Image
XFX Radeon HD 7870 Black Edition
XFX Radeon HD 7870 Black Edition Image
PowerColor Red Dragon Radeon RX 6800
XFX Radeon HD 7870 Black Edition
Key Differences Key Differences PowerColor Red Dragon Radeon RX 6800 XFX Radeon HD 7870 Black Edition
GPU Base Clock Speed 1800MHz 1050MHz
GPU Boost Clock Speed 2170MHz Not Known
Pixel Rate 208.3 GPixel/s 33.6 GPixel/s
GPU Memory Speed 2000MHz 1250MHz
GPU Render Output Units (ROPs) 96 32
No. of Supported Displays 4 6
Performance Performance PowerColor Red Dragon Radeon RX 6800 XFX Radeon HD 7870 Black Edition
GPU Base Clock Speed 1800MHz 1050MHz
Pixel Rate 208.3 GPixel/s 33.6 GPixel/s
FLOPS (Floating-point Performance) 16.67 TFLOPS 2.69 TFLOPS
GPU Memory Speed 2000MHz 1250MHz
Texture Filter Rate 520.8 GTexels/s 84 GTexels/s
Total GPU Shading Units 3840 1280
Total GPU TMUs 240 80
GPU Boost Clock Speed 2170MHz Not Known
GPU Render Output Units (ROPs) 96 32
DPFP (Double Precision Floating Point) Support No Yes
Features Features PowerColor Red Dragon Radeon RX 6800 XFX Radeon HD 7870 Black Edition
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 PowerColor Red Dragon Radeon RX 6800 XFX Radeon HD 7870 Black Edition
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 2
Mini DisplayPort Output 0 2
General info General info PowerColor Red Dragon Radeon RX 6800 XFX Radeon HD 7870 Black Edition
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 310mm 241mm
Height 135mm 120mm
Memory Memory PowerColor Red Dragon Radeon RX 6800 XFX Radeon HD 7870 Black Edition
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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