Nvidia GeForce RTX 3070 vs Nvidia GeForce GT 640 OEM 192-bit DDR3 3GB
VS
Nvidia GeForce RTX 3070
Nvidia GeForce GT 640 OEM 192-bit DDR3 3GB
Nvidia GeForce RTX 3070
Nvidia GeForce GT 640 OEM 192-bit DDR3 3GB
Key Differences | Nvidia GeForce RTX 3070 | Nvidia GeForce GT 640 OEM 192-bit DDR3 3GB |
---|---|---|
GPU Base Clock Speed | 1500MHz | 720MHz |
GPU Boost Clock Speed | 1725MHz | Not Known |
Pixel Rate | 165.6 GPixel/s | 6.38 GPixel/s |
GPU Memory Speed | 1750MHz | 891MHz |
GPU Render Output Units (ROPs) | 96 | Not Known |
No. of Supported Displays | 4 | Not Known |
Performance | Nvidia GeForce RTX 3070 | Nvidia GeForce GT 640 OEM 192-bit DDR3 3GB |
---|---|---|
GPU Base Clock Speed | 1500MHz | 720MHz |
Pixel Rate | 165.6 GPixel/s | 6.38 GPixel/s |
FLOPS (Floating-point Performance) | 20.31 TFLOPS | 0.61 TFLOPS |
GPU Memory Speed | 1750MHz | 891MHz |
Texture Filter Rate | 317.4 GTexels/s | 17 GTexels/s |
Total GPU Shading Units | 5888 | 144 |
Total GPU TMUs | 184 | Not Known |
GPU Boost Clock Speed | 1725MHz | Not Known |
GPU Render Output Units (ROPs) | 96 | Not Known |
DPFP (Double Precision Floating Point) Support | No | No |
Features | Nvidia GeForce RTX 3070 | Nvidia GeForce GT 640 OEM 192-bit DDR3 3GB |
---|---|---|
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 | Nvidia GeForce RTX 3070 | Nvidia GeForce GT 640 OEM 192-bit DDR3 3GB |
---|---|---|
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 | 1 |
Mini DisplayPort Output | 0 | 0 |
General info | Nvidia GeForce RTX 3070 | Nvidia GeForce GT 640 OEM 192-bit DDR3 3GB |
---|---|---|
TDP (Thermal Design Point) | No Data Found | No Data Found |
Transistor Count | 17400 million | 1270 million |
Semiconductor Size | 8nm | 28nm |
PCI Express Version | 4 | 2 |
Dual-GPU Support | No | No |
Air-water Cooling Support | No | No |
Width Size | 242mm | 145mm |
Height | 112mm | 111mm |
Memory | Nvidia GeForce RTX 3070 | Nvidia GeForce GT 640 OEM 192-bit DDR3 3GB |
---|---|---|
Effective Memory Clock | 14000MHz | 1782MHz |
Max Memory Bandwidth | 448GB/s | 43GB/s |
RAM | 8GB | 3GB |
Memory Bus Interface Width | 256bit | 192bit |
GDDR Memory Version | 6 | Not Known |
ECC (Error-Correcting Code) Memory Support | No | No |
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