Gigabyte GeForce RTX 2080 Ti WindForce OC vs AMD Radeon HD 6990

VS
Gigabyte GeForce RTX 2080 Ti WindForce OC
Gigabyte GeForce RTX 2080 Ti WindForce OC Image
AMD Radeon HD 6990
AMD Radeon HD 6990 Image
Gigabyte GeForce RTX 2080 Ti WindForce OC
AMD Radeon HD 6990
Key Differences Key Differences Gigabyte GeForce RTX 2080 Ti WindForce OC AMD Radeon HD 6990
GPU Base Clock Speed 1350MHz 830MHz
GPU Boost Clock Speed 1620MHz 830MHz
Pixel Rate 142.6 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 Gigabyte GeForce RTX 2080 Ti WindForce OC AMD Radeon HD 6990
GPU Base Clock Speed 1350MHz 830MHz
Pixel Rate 142.6 GPixel/s 53.2 GPixel/s
FLOPS (Floating-point Performance) 14.1 TFLOPS 5.1 TFLOPS
GPU Memory Speed 1750MHz 1250MHz
Texture Filter Rate 440.6 GTexels/s 159.4 GTexels/s
Total GPU Shading Units 4352 3072
Total GPU TMUs 272 192
GPU Boost Clock Speed 1620MHz 830MHz
GPU Render Output Units (ROPs) 88 64
DPFP (Double Precision Floating Point) Support No Yes
Features Features Gigabyte GeForce RTX 2080 Ti WindForce OC AMD Radeon HD 6990
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.2
OpenCL Driver Version 2 1.1
Multi-display Tech Support Yes Yes
3D Support Yes Yes
Multi-GPU Support Count 2 2
No. of Supported Displays 4 Not Known
PassMark (G3D) Score Not Known 3371
GPU Temperature Under Load Not Known 86°C
PassMark (DirectCompute) Benchmark Result Not Known 1256
Ray Tracing Support No No
Idle GPU Temperature Not Known 46°C
Noise Level Under Load Not Known 70.2dB
Power Consumption Under Peak Load Not Known 491W
Idle Power Consumption Not Known 171W
Idle Noise Level Not Known 44.9dB
SmallLuxGPU (2.0d4) Result Not Known 10490
Miscellaneous Miscellaneous Gigabyte GeForce RTX 2080 Ti WindForce OC AMD Radeon HD 6990
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Gigabyte GeForce RTX 2080 Ti WindForce OC 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 Gigabyte GeForce RTX 2080 Ti WindForce OC 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 280.35mm 295mm
Height 116.45mm 112.25mm
Memory Memory Gigabyte GeForce RTX 2080 Ti WindForce OC 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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