Zotac GeForce RTX 2060 Super AMP vs Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB

VS
Zotac GeForce RTX 2060 Super AMP
Zotac GeForce RTX 2060 Super AMP Image
Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB Image
Zotac GeForce RTX 2060 Super AMP
Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
Key Differences Key Differences Zotac GeForce RTX 2060 Super AMP Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
GPU Base Clock Speed 1470MHz 797MHz
GPU Boost Clock Speed 1680MHz Not Known
Pixel Rate 107.5 GPixel/s 6.38 GPixel/s
GPU Memory Speed 1750MHz 891MHz
GPU Render Output Units (ROPs) 64 16
No. of Supported Displays 4 Not Known
Performance Performance Zotac GeForce RTX 2060 Super AMP Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
GPU Base Clock Speed 1470MHz 797MHz
Pixel Rate 107.5 GPixel/s 6.38 GPixel/s
FLOPS (Floating-point Performance) 7.31 TFLOPS 0.61 TFLOPS
Texture Filter Rate 228.5 GTexels/s 25.5 GTexels/s
GPU Memory Speed 1750MHz 891MHz
Total GPU Shading Units 2176 384
Total GPU TMUs 136 32
GPU Boost Clock Speed 1680MHz Not Known
GPU Render Output Units (ROPs) 64 16
DPFP (Double Precision Floating Point) Support No No
Features Features Zotac GeForce RTX 2060 Super AMP Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
DirectX Version Info 12 11
OpenGL Driver Version 4.5 4.3
OpenCL Driver Version 1.2 Not Known
Multi-display Tech Support Yes No
GPU Temperature Under Load 69°C Not Known
Idle GPU Temperature 30°C Not Known
Noise Level Under Load 41.5dB Not Known
3D Support Yes Yes
Idle Noise Level 40.2dB Not Known
Idle Power Consumption 53W Not Known
Ray Tracing Support Yes No
No. of Supported Displays 4 Not Known
PassMark (G3D) Score Not Known 644
PassMark (DirectCompute) Benchmark Result Not Known 1297
Ports Ports Zotac GeForce RTX 2060 Super AMP Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
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 1
Mini DisplayPort Output 0 0
General info General info Zotac GeForce RTX 2060 Super AMP Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 10800 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 268mm 145mm
Height 113mm 111mm
Memory Memory Zotac GeForce RTX 2060 Super AMP Nvidia GeForce GT 640 OEM 128-bit DDR3 2GB
Effective Memory Clock 14000MHz 1782MHz
Max Memory Bandwidth 448GB/s 28.5GB/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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