EVGA GeForce RTX 3090 FTW3 Gaming vs Zotac GeForce GT 640 1GB
VS
EVGA GeForce RTX 3090 FTW3 Gaming
Zotac GeForce GT 640 1GB
Key Differences
Performance
Features
Ports
General info
Memory
EVGA GeForce RTX 3090 FTW3 Gaming
Zotac GeForce GT 640 1GB
Key Differences
|
EVGA GeForce RTX 3090 FTW3 Gaming | Zotac GeForce GT 640 1GB |
|---|---|---|
| GPU Base Clock Speed | 1395MHz | 1046MHz |
| GPU Boost Clock Speed | 1740MHz | Not Known |
| Pixel Rate | 194.9 GPixel/s | 7.22 GPixel/s |
| GPU Memory Speed | 1219MHz | 1250MHz |
| GPU Render Output Units (ROPs) | 112 | 16 |
| No. of Supported Displays | 4 | Not Known |
Performance
|
EVGA GeForce RTX 3090 FTW3 Gaming | Zotac GeForce GT 640 1GB |
|---|---|---|
| GPU Base Clock Speed | 1395MHz | 1046MHz |
| Pixel Rate | 194.9 GPixel/s | 7.22 GPixel/s |
| FLOPS (Floating-point Performance) | 36.53 TFLOPS | 0.69 TFLOPS |
| GPU Memory Speed | 1219MHz | 1250MHz |
| Texture Filter Rate | 570.7 GTexels/s | 28.8 GTexels/s |
| Total GPU Shading Units | 10496 | 384 |
| Total GPU TMUs | 328 | 32 |
| GPU Boost Clock Speed | 1740MHz | Not Known |
| GPU Render Output Units (ROPs) | 112 | 16 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
EVGA GeForce RTX 3090 FTW3 Gaming | Zotac GeForce GT 640 1GB |
|---|---|---|
| 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
|
| No. of Supported Displays | 4 | Not Known |
| Ray Tracing Support | No
|
No
|
Ports
|
EVGA GeForce RTX 3090 FTW3 Gaming | Zotac GeForce GT 640 1GB |
|---|---|---|
| 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
|
EVGA GeForce RTX 3090 FTW3 Gaming | Zotac GeForce GT 640 1GB |
|---|---|---|
| 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 | 300mm | 145mm |
| Height | 136.8mm | 111mm |
Memory
|
EVGA GeForce RTX 3090 FTW3 Gaming | Zotac GeForce GT 640 1GB |
|---|---|---|
| Effective Memory Clock | 19500MHz | 5000MHz |
| Max Memory Bandwidth | 936GB/s | 28.5GB/s |
| RAM | 24GB | 1GB |
| Memory Bus Interface Width | 384bit | 64bit |
| GDDR Memory Version | 6 | 5 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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