Galax GeForce RTX 3090 SG 1-Click OC vs Gainward GeForce GT 640 2GB
VS
Galax GeForce RTX 3090 SG 1-Click OC
Gainward GeForce GT 640 2GB
Key Differences
Performance
Features
Ports
General info
Memory
Galax GeForce RTX 3090 SG 1-Click OC
Gainward GeForce GT 640 2GB
Key Differences
|
Galax GeForce RTX 3090 SG 1-Click OC | Gainward GeForce GT 640 2GB |
|---|---|---|
| GPU Base Clock Speed | 1395MHz | 900MHz |
| GPU Boost Clock Speed | 1695MHz | Not Known |
| Pixel Rate | 189.8 GPixel/s | 7.22 GPixel/s |
| GPU Memory Speed | 1219MHz | 891MHz |
| GPU Render Output Units (ROPs) | 112 | 16 |
| No. of Supported Displays | Not Known | Not Known |
Performance
|
Galax GeForce RTX 3090 SG 1-Click OC | Gainward GeForce GT 640 2GB |
|---|---|---|
| GPU Base Clock Speed | 1395MHz | 900MHz |
| Pixel Rate | 189.8 GPixel/s | 7.22 GPixel/s |
| FLOPS (Floating-point Performance) | 35.58 TFLOPS | 0.69 TFLOPS |
| GPU Memory Speed | 1219MHz | 891MHz |
| Texture Filter Rate | 556 GTexels/s | 28.8 GTexels/s |
| Total GPU Shading Units | 10496 | 384 |
| Total GPU TMUs | 328 | 32 |
| GPU Boost Clock Speed | 1695MHz | Not Known |
| GPU Render Output Units (ROPs) | 112 | 16 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Galax GeForce RTX 3090 SG 1-Click OC | Gainward 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
|
| PassMark (G3D) Score | Not Known | 644 |
| PassMark (DirectCompute) Benchmark Result | Not Known | 1297 |
| Ray Tracing Support | No
|
No
|
Ports
|
Galax GeForce RTX 3090 SG 1-Click OC | Gainward 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
|
Galax GeForce RTX 3090 SG 1-Click OC | Gainward 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 | 329mm | 150mm |
| Height | 130mm | 111mm |
Memory
|
Galax GeForce RTX 3090 SG 1-Click OC | Gainward GeForce GT 640 2GB |
|---|---|---|
| Effective Memory Clock | 9750MHz | 1782MHz |
| Max Memory Bandwidth | 936GB/s | 28.5GB/s |
| RAM | 24GB | 2GB |
| Memory Bus Interface Width | 384bit | 128bit |
| GDDR Memory Version | 6 | Not Known |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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