Nvidia GeForce RTX 2080 Ti Founders Edition vs AMD Radeon HD 6990

VS
Nvidia GeForce RTX 2080 Ti Founders Edition
Nvidia GeForce RTX 2080 Ti Founders Edition Image
AMD Radeon HD 6990
AMD Radeon HD 6990 Image
Nvidia GeForce RTX 2080 Ti Founders Edition
AMD Radeon HD 6990
Key Differences Key Differences Nvidia GeForce RTX 2080 Ti Founders Edition AMD Radeon HD 6990
GPU Base Clock Speed 1350MHz 830MHz
GPU Boost Clock Speed 1635MHz 830MHz
Pixel Rate 143.9 GPixel/s 53.2 GPixel/s
GPU Memory Speed 1750MHz 1250MHz
GPU Render Output Units (ROPs) 88 64
No. of Supported Displays 4 Not Known
Performance Performance Nvidia GeForce RTX 2080 Ti Founders Edition AMD Radeon HD 6990
GPU Base Clock Speed 1350MHz 830MHz
Pixel Rate 143.9 GPixel/s 53.2 GPixel/s
FLOPS (Floating-point Performance) 14.23 TFLOPS 5.1 TFLOPS
Texture Filter Rate 444.7 GTexels/s 159.4 GTexels/s
GPU Memory Speed 1750MHz 1250MHz
Total GPU Shading Units 4352 3072
Total GPU TMUs 272 192
GPU Boost Clock Speed 1635MHz 830MHz
GPU Render Output Units (ROPs) 88 64
DPFP (Double Precision Floating Point) Support Yes Yes
Features Features Nvidia GeForce RTX 2080 Ti Founders Edition AMD Radeon HD 6990
DirectX Version Info 12.1 11
OpenGL Driver Version 4.6 4.2
OpenCL Driver Version 2 1.1
Multi-display Tech Support Yes Yes
GPU Temperature Under Load 80°C 86°C
Idle GPU Temperature 31°C 46°C
Noise Level Under Load 47.7dB 70.2dB
3D Support Yes Yes
Idle Power Consumption 85W 171W
Idle Noise Level 40.1dB 44.9dB
Multi-GPU Support Count 3 2
Ray Tracing Support Yes No
PassMark (G3D) Score Not Known 3371
PassMark (DirectCompute) Benchmark Result Not Known 1256
Power Consumption Under Peak Load Not Known 491W
No. of Supported Displays 4 Not Known
SmallLuxGPU (2.0d4) Result Not Known 10490
Miscellaneous Miscellaneous Nvidia GeForce RTX 2080 Ti Founders Edition AMD Radeon HD 6990
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Nvidia GeForce RTX 2080 Ti Founders Edition AMD Radeon HD 6990
HDMI Output Support Yes Yes
GPU HDMI Version 2 Not Known
DisplayPort Output 3 1
No. of HDMI Ports 1 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 4
General info General info Nvidia GeForce RTX 2080 Ti Founders Edition AMD Radeon HD 6990
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 18600 million 2640 million
Semiconductor Size 12nm 40nm
PCI Express Version 3 2
Dual-GPU Support No Yes
Air-water Cooling Support No No
Width Size 266.7mm 295mm
Height 115.7mm 112.25mm
Memory Memory Nvidia GeForce RTX 2080 Ti Founders Edition AMD Radeon HD 6990
Effective Memory Clock 14000MHz 5000MHz
Max Memory Bandwidth 616GB/s 320GB/s
RAM 11GB 4GB
Memory Bus Interface Width 352bit 512bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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