KFA2 GeForce RTX 2080 Dual Black vs Nvidia GeForce GTX 650

VS
KFA2 GeForce RTX 2080 Dual Black
KFA2 GeForce RTX 2080 Dual Black Image
Nvidia GeForce GTX 650
Nvidia GeForce GTX 650 Image
KFA2 GeForce RTX 2080 Dual Black
Nvidia GeForce GTX 650
Key Differences Key Differences KFA2 GeForce RTX 2080 Dual Black Nvidia GeForce GTX 650
GPU Base Clock Speed 1515MHz 1058MHz
GPU Boost Clock Speed 1710MHz Not Known
Pixel Rate 109.4 GPixel/s 8.46 GPixel/s
GPU Memory Speed 1750MHz 1250MHz
GPU Render Output Units (ROPs) 64 16
No. of Supported Displays 4 4
Performance Performance KFA2 GeForce RTX 2080 Dual Black Nvidia GeForce GTX 650
GPU Base Clock Speed 1515MHz 1058MHz
Pixel Rate 109.4 GPixel/s 8.46 GPixel/s
FLOPS (Floating-point Performance) 10.07 TFLOPS 0.81 TFLOPS
Texture Filter Rate 314.6 GTexels/s 33.9 GTexels/s
GPU Memory Speed 1750MHz 1250MHz
Total GPU Shading Units 2944 384
Total GPU TMUs 184 32
GPU Boost Clock Speed 1710MHz Not Known
GPU Render Output Units (ROPs) 64 16
DPFP (Double Precision Floating Point) Support No Yes
Features Features KFA2 GeForce RTX 2080 Dual Black Nvidia GeForce GTX 650
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 1.2 1.1
Multi-display Tech Support Yes Yes
GPU Temperature Under Load 74°C 51°C
Idle GPU Temperature 30°C 27°C
3D Support Yes Yes
Noise Level Under Load 45dB 43.5dB
Idle Noise Level 40.3dB 43dB
Idle Power Consumption 53W 104W
Multi-GPU Support Count 2 Not Known
No. of Supported Displays 4 4
PassMark (G3D) Score Not Known 1825
3DMark Vantage Texture Fill Result Not Known 26.4GTexels/s
3DMark Vantage Pixel Fill Result Not Known 3.8GPixel/s
PassMark (DirectCompute) Benchmark Result Not Known 825
Ray Tracing Support No No
Power Consumption Under Peak Load Not Known 231W
SmallLuxGPU (2.0d4) Result Not Known 2100
Miscellaneous Miscellaneous KFA2 GeForce RTX 2080 Dual Black Nvidia GeForce GTX 650
No. of USB Ports 1 No Data Found
USB Type-C Support Yes No Data Found
Ports Ports KFA2 GeForce RTX 2080 Dual Black Nvidia GeForce GTX 650
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 1
General info General info KFA2 GeForce RTX 2080 Dual Black Nvidia GeForce GTX 650
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 13600 million 1270 million
Semiconductor Size 12nm 28nm
PCI Express Version 3 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 283mm 147mm
Height 139mm 111mm
Memory Memory KFA2 GeForce RTX 2080 Dual Black Nvidia GeForce GTX 650
Effective Memory Clock 14000MHz 5000MHz
Max Memory Bandwidth 448GB/s 80GB/s
RAM 8GB 1GB
Memory Bus Interface Width 256bit 128bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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