Zotac GeForce RTX 2080 Super AMP vs EVGA GeForce GT 640 Single Slot

VS
Zotac GeForce RTX 2080 Super AMP
Zotac GeForce RTX 2080 Super AMP Image
EVGA GeForce GT 640 Single Slot
EVGA GeForce GT 640 Single Slot Image
Zotac GeForce RTX 2080 Super AMP
EVGA GeForce GT 640 Single Slot
Key Differences Key Differences Zotac GeForce RTX 2080 Super AMP EVGA GeForce GT 640 Single Slot
GPU Base Clock Speed 1650MHz 900MHz
GPU Boost Clock Speed 1845MHz Not Known
Pixel Rate 118.1 GPixel/s 7.22 GPixel/s
GPU Memory Speed 1937MHz 901MHz
GPU Render Output Units (ROPs) 64 16
No. of Supported Displays 4 Not Known
Performance Performance Zotac GeForce RTX 2080 Super AMP EVGA GeForce GT 640 Single Slot
GPU Base Clock Speed 1650MHz 900MHz
Pixel Rate 118.1 GPixel/s 7.22 GPixel/s
FLOPS (Floating-point Performance) 11.34 TFLOPS 0.69 TFLOPS
GPU Memory Speed 1937MHz 901MHz
Texture Filter Rate 354.2 GTexels/s 28.8 GTexels/s
Total GPU Shading Units 3072 384
Total GPU TMUs 192 32
GPU Boost Clock Speed 1845MHz Not Known
GPU Render Output Units (ROPs) 64 16
DPFP (Double Precision Floating Point) Support No No
Features Features Zotac GeForce RTX 2080 Super AMP EVGA GeForce GT 640 Single Slot
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 77°C Not Known
Idle GPU Temperature 30°C Not Known
Noise Level Under Load 46.5dB Not Known
3D Support Yes Yes
Idle Power Consumption 54W Not Known
Idle Noise Level 40.3dB Not Known
Multi-GPU Support Count 2 Not Known
No. of Supported Displays 4 Not Known
PassMark (G3D) Score Not Known 644
PassMark (DirectCompute) Benchmark Result Not Known 1297
Ray Tracing Support No No
Ports Ports Zotac GeForce RTX 2080 Super AMP EVGA GeForce GT 640 Single Slot
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 0
General info General info Zotac GeForce RTX 2080 Super AMP EVGA GeForce GT 640 Single Slot
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 298mm 170mm
Height 133mm 111mm
Memory Memory Zotac GeForce RTX 2080 Super AMP EVGA GeForce GT 640 Single Slot
Effective Memory Clock 15496MHz 1802MHz
Max Memory Bandwidth 496GB/s 28.8GB/s
RAM 8GB 2GB
Memory Bus Interface Width 256bit 128bit
GDDR Memory Version 6 Not Known
ECC (Error-Correcting Code) Memory Support No No

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