XFX Radeon Pro Duo vs PowerColor Radeon HD 7870 PCS+

VS
XFX Radeon Pro Duo
XFX Radeon Pro Duo Image
PowerColor Radeon HD 7870 PCS+
PowerColor Radeon HD 7870 PCS+ Image
XFX Radeon Pro Duo
PowerColor Radeon HD 7870 PCS+
Key Differences Key Differences XFX Radeon Pro Duo PowerColor Radeon HD 7870 PCS+
GPU Base Clock Speed 1000MHz 1100MHz
GPU Boost Clock Speed Not Known Not Known
Pixel Rate 128 GPixel/s 35.2 GPixel/s
GPU Memory Speed 500MHz 1225MHz
GPU Render Output Units (ROPs) 128 32
No. of Supported Displays 6 6
Performance Performance XFX Radeon Pro Duo PowerColor Radeon HD 7870 PCS+
GPU Base Clock Speed 1000MHz 1100MHz
Pixel Rate 128 GPixel/s 35.2 GPixel/s
FLOPS (Floating-point Performance) 16.38 TFLOPS 2.82 TFLOPS
Texture Filter Rate 512 GTexels/s 88 GTexels/s
GPU Memory Speed 500MHz 1225MHz
Total GPU Shading Units 8192 1280
Total GPU TMUs 512 80
GPU Render Output Units (ROPs) 128 32
DPFP (Double Precision Floating Point) Support No Yes
Features Features XFX Radeon Pro Duo PowerColor Radeon HD 7870 PCS+
DirectX Version Info 12 11.1
OpenGL Driver Version 4.5 4.2
OpenCL Driver Version 2.1 1.2
Multi-display Tech Support Yes Yes
3D Support Yes Yes
No. of Supported Displays 6 6
Ray Tracing Support No No
Multi-GPU Support Count Not Known 2
Ports Ports XFX Radeon Pro Duo PowerColor Radeon HD 7870 PCS+
HDMI Output Support Yes Yes
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 XFX Radeon Pro Duo PowerColor Radeon HD 7870 PCS+
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 8900 million 2800 million
Semiconductor Size 28nm 28nm
PCI Express Version 3 3
Dual-GPU Support Yes No
Air-water Cooling Support Yes No
Width Size 281mm 241mm
Height 116.5mm 120mm
Memory Memory XFX Radeon Pro Duo PowerColor Radeon HD 7870 PCS+
Effective Memory Clock 1000MHz 4900MHz
Max Memory Bandwidth 1024GB/s 157GB/s
RAM 8GB 2GB
Memory Bus Interface Width 4096bit 256bit
GDDR Memory Version Not Known 5
ECC (Error-Correcting Code) Memory Support No No

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