Zotac GeForce GTX 1080 Ti Founders Edition vs AMD Radeon HD 6870

VS
Zotac GeForce GTX 1080 Ti Founders Edition
Zotac GeForce GTX 1080 Ti Founders Edition Image
AMD Radeon HD 6870
AMD Radeon HD 6870 Image
Zotac GeForce GTX 1080 Ti Founders Edition
AMD Radeon HD 6870
Key Differences Key Differences Zotac GeForce GTX 1080 Ti Founders Edition AMD Radeon HD 6870
GPU Base Clock Speed 1480MHz 900MHz
GPU Boost Clock Speed 1582MHz Not Known
Pixel Rate 139.2 GPixel/s 28.8 GPixel/s
GPU Memory Speed 1376MHz 1050MHz
GPU Render Output Units (ROPs) 88 32
No. of Supported Displays 4 Not Known
Performance Performance Zotac GeForce GTX 1080 Ti Founders Edition AMD Radeon HD 6870
GPU Base Clock Speed 1480MHz 900MHz
Pixel Rate 139.2 GPixel/s 28.8 GPixel/s
FLOPS (Floating-point Performance) 11.34 TFLOPS 2.02 TFLOPS
Texture Filter Rate 354.4 GTexels/s 50.4 GTexels/s
GPU Memory Speed 1376MHz 1050MHz
Total GPU Shading Units 3584 1120
Total GPU TMUs 224 56
GPU Boost Clock Speed 1582MHz Not Known
GPU Render Output Units (ROPs) 88 32
DPFP (Double Precision Floating Point) Support No No
Features Features Zotac GeForce GTX 1080 Ti Founders Edition AMD Radeon HD 6870
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.2
OpenCL Driver Version 1.2 1.2
Multi-display Tech Support Yes Yes
PassMark (G3D) Score 13470 2565
GPU Temperature Under Load 84°C 72°C
PassMark (DirectCompute) Benchmark Result 9456 1133
Idle GPU Temperature 33°C 38°C
3D Support Yes Yes
Noise Level Under Load 55.4dB 55.2dB
Idle Power Consumption 82W 112W
Idle Noise Level 40.7dB 39.3dB
3DMark Vantage Texture Fill Result Not Known 45.8GTexels/s
3DMark Vantage Pixel Fill Result Not Known 6.62GPixel/s
Ray Tracing Support Yes No
Power Consumption Under Peak Load Not Known 277W
Multi-GPU Support Count 2 2
SmallLuxGPU (2.0d4) Result Not Known 6515
No. of Supported Displays 4 Not Known
Ports Ports Zotac GeForce GTX 1080 Ti Founders Edition AMD Radeon HD 6870
HDMI Output Support Yes Yes
GPU HDMI Version 2 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 Zotac GeForce GTX 1080 Ti Founders Edition AMD Radeon HD 6870
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 12000 million 1700 million
Semiconductor Size 16nm 40nm
PCI Express Version 3 2
Dual-GPU Support No No
Width Size 266.7mm 220mm
Height 111.15mm 96mm
Air-water Cooling Support No No
Memory Memory Zotac GeForce GTX 1080 Ti Founders Edition AMD Radeon HD 6870
Effective Memory Clock 11008MHz 4200MHz
Max Memory Bandwidth 484.4GB/s 134GB/s
RAM 11GB 1GB
Memory Bus Interface Width 352bit 256bit
GDDR Memory Version 5 5
ECC (Error-Correcting Code) Memory Support No No

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