Gainward GeForce RTX 3090 Phoenix GS vs Zotac GeForce GT 640 2GB
VS
Gainward GeForce RTX 3090 Phoenix GS
Zotac GeForce GT 640 2GB
Key Differences
Performance
Features
Ports
General info
Memory
Gainward GeForce RTX 3090 Phoenix GS
Zotac GeForce GT 640 2GB
Key Differences
|
Gainward GeForce RTX 3090 Phoenix GS | Zotac GeForce GT 640 2GB |
|---|---|---|
| GPU Base Clock Speed | 1395MHz | 1046MHz |
| GPU Boost Clock Speed | 1725MHz | Not Known |
| Pixel Rate | 193.2 GPixel/s | 7.22 GPixel/s |
| GPU Memory Speed | 1219MHz | 1250MHz |
| GPU Render Output Units (ROPs) | 112 | 16 |
| No. of Supported Displays | Not Known | Not Known |
Performance
|
Gainward GeForce RTX 3090 Phoenix GS | Zotac GeForce GT 640 2GB |
|---|---|---|
| GPU Base Clock Speed | 1395MHz | 1046MHz |
| Pixel Rate | 193.2 GPixel/s | 7.22 GPixel/s |
| FLOPS (Floating-point Performance) | 36.21 TFLOPS | 0.69 TFLOPS |
| GPU Memory Speed | 1219MHz | 1250MHz |
| Texture Filter Rate | 565.8 GTexels/s | 28.8 GTexels/s |
| Total GPU Shading Units | 10496 | 384 |
| Total GPU TMUs | 328 | 32 |
| GPU Boost Clock Speed | 1725MHz | Not Known |
| GPU Render Output Units (ROPs) | 112 | 16 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Gainward GeForce RTX 3090 Phoenix GS | 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
|
Ports
|
Gainward GeForce RTX 3090 Phoenix GS | 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
|
Gainward GeForce RTX 3090 Phoenix GS | Zotac GeForce GT 640 2GB |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 28000 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 | 294mm | 145mm |
| Height | 112mm | 111mm |
Memory
|
Gainward GeForce RTX 3090 Phoenix GS | Zotac GeForce GT 640 2GB |
|---|---|---|
| Effective Memory Clock | 9750MHz | 5000MHz |
| Max Memory Bandwidth | 936GB/s | 28.5GB/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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