Nvidia GeForce RTX 3070 vs EVGA GeForce GT 640 2GB

VS
Nvidia GeForce RTX 3070
Nvidia GeForce RTX 3070 Image
EVGA GeForce GT 640 2GB
EVGA GeForce GT 640 2GB Image
Nvidia GeForce RTX 3070
EVGA GeForce GT 640 2GB
Key Differences Key Differences Nvidia GeForce RTX 3070 EVGA GeForce GT 640 2GB
GPU Base Clock Speed 1500MHz 900MHz
GPU Boost Clock Speed 1725MHz Not Known
Pixel Rate 165.6 GPixel/s 7.22 GPixel/s
GPU Memory Speed 1750MHz 901MHz
GPU Render Output Units (ROPs) 96 16
No. of Supported Displays 4 Not Known
Performance Performance Nvidia GeForce RTX 3070 EVGA GeForce GT 640 2GB
GPU Base Clock Speed 1500MHz 900MHz
Pixel Rate 165.6 GPixel/s 7.22 GPixel/s
FLOPS (Floating-point Performance) 20.31 TFLOPS 0.69 TFLOPS
GPU Memory Speed 1750MHz 901MHz
Texture Filter Rate 317.4 GTexels/s 28.8 GTexels/s
Total GPU Shading Units 5888 384
Total GPU TMUs 184 32
GPU Boost Clock Speed 1725MHz Not Known
GPU Render Output Units (ROPs) 96 16
DPFP (Double Precision Floating Point) Support No No
Features Features Nvidia GeForce RTX 3070 EVGA GeForce GT 640 2GB
DirectX Version Info 12 11
OpenGL Driver Version 4.6 4.3
OpenCL Driver Version 2 1.1
Multi-display Tech Support Yes Yes
3D Support Yes Yes
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 Nvidia GeForce RTX 3070 EVGA GeForce GT 640 2GB
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 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 Nvidia GeForce RTX 3070 EVGA GeForce GT 640 2GB
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 17400 million 1270 million
Semiconductor Size 8nm 28nm
PCI Express Version 4 3
Dual-GPU Support No No
Air-water Cooling Support No No
Width Size 242mm 170mm
Height 112mm 111mm
Memory Memory Nvidia GeForce RTX 3070 EVGA GeForce GT 640 2GB
Effective Memory Clock 14000MHz 1802MHz
Max Memory Bandwidth 448GB/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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