Gigabyte GeForce RTX 3090 Gaming OC vs Nvidia GeForce GT 640 OEM GDDR5 2GB

VS
Gigabyte GeForce RTX 3090 Gaming OC
Gigabyte GeForce RTX 3090 Gaming OC Image
Nvidia GeForce GT 640 OEM GDDR5 2GB
Nvidia GeForce GT 640 OEM GDDR5 2GB Image
Gigabyte GeForce RTX 3090 Gaming OC
Nvidia GeForce GT 640 OEM GDDR5 2GB
Key Differences Key Differences Gigabyte GeForce RTX 3090 Gaming OC Nvidia GeForce GT 640 OEM GDDR5 2GB
GPU Base Clock Speed 1395MHz 950MHz
GPU Boost Clock Speed 1755MHz Not Known
Pixel Rate 196.6 GPixel/s 7.63 GPixel/s
GPU Memory Speed 1219MHz 1250MHz
GPU Render Output Units (ROPs) 112 Not Known
No. of Supported Displays 4 Not Known
Performance Performance Gigabyte GeForce RTX 3090 Gaming OC Nvidia GeForce GT 640 OEM GDDR5 2GB
GPU Base Clock Speed 1395MHz 950MHz
Pixel Rate 196.6 GPixel/s 7.63 GPixel/s
FLOPS (Floating-point Performance) 36.84 TFLOPS 0.73 TFLOPS
GPU Memory Speed 1219MHz 1250MHz
Texture Filter Rate 575.6 GTexels/s 30.4 GTexels/s
Total GPU Shading Units 10496 384
Total GPU TMUs 328 Not Known
GPU Boost Clock Speed 1755MHz Not Known
GPU Render Output Units (ROPs) 112 Not Known
DPFP (Double Precision Floating Point) Support No No
Features Features Gigabyte GeForce RTX 3090 Gaming OC Nvidia GeForce GT 640 OEM GDDR5 2GB
DirectX Version Info 12 11
OpenGL Driver Version 4.6 4.3
OpenCL Driver Version 2 Not Known
Multi-display Tech Support Yes No
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 Gigabyte GeForce RTX 3090 Gaming OC Nvidia GeForce GT 640 OEM GDDR5 2GB
HDMI Output Support Yes Yes
GPU HDMI Version 2.1 Not Known
DisplayPort Output 3 1
No. of HDMI Ports 2 Not Known
DVI Output Ports 0 0
Mini DisplayPort Output 0 0
General info General info Gigabyte GeForce RTX 3090 Gaming OC Nvidia GeForce GT 640 OEM GDDR5 2GB
TDP (Thermal Design Point) No Data Found No Data Found
Transistor Count 28300 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 320mm 145mm
Height 129mm 111mm
Memory Memory Gigabyte GeForce RTX 3090 Gaming OC Nvidia GeForce GT 640 OEM GDDR5 2GB
Effective Memory Clock 19500MHz 5000MHz
Max Memory Bandwidth 936GB/s 80GB/s
RAM 24GB 2GB
Memory Bus Interface Width 384bit 128bit
GDDR Memory Version 6 5
ECC (Error-Correcting Code) Memory Support No No

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