Palit GeForce RTX 3070 GameRock vs Zotac GeForce GT 640 2GB
VS
Palit GeForce RTX 3070 GameRock
Zotac GeForce GT 640 2GB
Key Differences
Performance
Features
Ports
General info
Memory
Palit GeForce RTX 3070 GameRock
Zotac GeForce GT 640 2GB
Key Differences
|
Palit GeForce RTX 3070 GameRock | Zotac GeForce GT 640 2GB |
|---|---|---|
| GPU Base Clock Speed | 1500MHz | 1046MHz |
| GPU Boost Clock Speed | 1725MHz | Not Known |
| Pixel Rate | 165.6 GPixel/s | 7.22 GPixel/s |
| GPU Memory Speed | 1750MHz | 1250MHz |
| GPU Render Output Units (ROPs) | 96 | 16 |
| No. of Supported Displays | 4 | Not Known |
Performance
|
Palit GeForce RTX 3070 GameRock | Zotac GeForce GT 640 2GB |
|---|---|---|
| GPU Base Clock Speed | 1500MHz | 1046MHz |
| Pixel Rate | 165.6 GPixel/s | 7.22 GPixel/s |
| FLOPS (Floating-point Performance) | 20.31 TFLOPS | 0.69 TFLOPS |
| GPU Memory Speed | 1750MHz | 1250MHz |
| 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
|
Palit GeForce RTX 3070 GameRock | Zotac 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 |
Ports
|
Palit GeForce RTX 3070 GameRock | Zotac 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 | 1 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Palit GeForce RTX 3070 GameRock | Zotac 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 | 304mm | 145mm |
| Height | 136mm | 111mm |
Memory
|
Palit GeForce RTX 3070 GameRock | Zotac GeForce GT 640 2GB |
|---|---|---|
| Effective Memory Clock | 14000MHz | 5000MHz |
| Max Memory Bandwidth | 448GB/s | 28.5GB/s |
| RAM | 8GB | 2GB |
| Memory Bus Interface Width | 256bit | 128bit |
| GDDR Memory Version | 6 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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