Gigabyte Aorus GeForce RTX 2080 8GB vs AMD Radeon HD 6990

VS
Gigabyte Aorus GeForce RTX 2080 8GB
Gigabyte Aorus GeForce RTX 2080 8GB Image
AMD Radeon HD 6990
AMD Radeon HD 6990 Image
Gigabyte Aorus GeForce RTX 2080 8GB
AMD Radeon HD 6990
Key Differences Key Differences Gigabyte Aorus GeForce RTX 2080 8GB AMD Radeon HD 6990
GPU Base Clock Speed 1515MHz 830MHz
GPU Boost Clock Speed 1845MHz 830MHz
Pixel Rate 118.1 GPixel/s 53.2 GPixel/s
GPU Memory Speed 1750MHz 1250MHz
GPU Render Output Units (ROPs) 64 64
No. of Supported Displays 4 Not Known
Performance Performance Gigabyte Aorus GeForce RTX 2080 8GB AMD Radeon HD 6990
GPU Base Clock Speed 1515MHz 830MHz
Pixel Rate 118.1 GPixel/s 53.2 GPixel/s
FLOPS (Floating-point Performance) 10.86 TFLOPS 5.1 TFLOPS
Texture Filter Rate 339.5 GTexels/s 159.4 GTexels/s
GPU Memory Speed 1750MHz 1250MHz
Total GPU Shading Units 2944 3072
Total GPU TMUs 184 192
GPU Boost Clock Speed 1845MHz 830MHz
GPU Render Output Units (ROPs) 64 64
DPFP (Double Precision Floating Point) Support No Yes
Features Features Gigabyte Aorus GeForce RTX 2080 8GB AMD Radeon HD 6990
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.2
OpenCL Driver Version 1.2 1.1
Multi-display Tech Support Yes Yes
GPU Temperature Under Load 74°C 86°C
Idle GPU Temperature 30°C 46°C
3D Support Yes Yes
Noise Level Under Load 45dB 70.2dB
Idle Noise Level 40.3dB 44.9dB
Idle Power Consumption 53W 171W
Multi-GPU Support Count 2 2
No. of Supported Displays 4 Not Known
PassMark (G3D) Score Not Known 3371
PassMark (DirectCompute) Benchmark Result Not Known 1256
Ray Tracing Support No No
Power Consumption Under Peak Load Not Known 491W
SmallLuxGPU (2.0d4) Result Not Known 10490
Miscellaneous Miscellaneous Gigabyte Aorus GeForce RTX 2080 8GB AMD Radeon HD 6990
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports Gigabyte Aorus GeForce RTX 2080 8GB AMD Radeon HD 6990
HDMI Output Support Yes Yes
GPU HDMI Version 2 Not Known
DisplayPort Output 3 1
No. of HDMI Ports 3 Not Known
DVI Output Ports 0 1
Mini DisplayPort Output 0 4
General info General info Gigabyte Aorus GeForce RTX 2080 8GB AMD Radeon HD 6990
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 13600 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 290mm 295mm
Height 134.31mm 112.25mm
Memory Memory Gigabyte Aorus GeForce RTX 2080 8GB AMD Radeon HD 6990
Effective Memory Clock 14000MHz 5000MHz
Max Memory Bandwidth 448GB/s 320GB/s
RAM 8GB 4GB
Memory Bus Interface Width 256bit 512bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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