Galax GeForce RTX 3090 SG 1-Click OC vs Zotac GeForce GT 640 2GB
VS
Galax GeForce RTX 3090 SG 1-Click OC
Zotac GeForce GT 640 2GB
Galax GeForce RTX 3090 SG 1-Click OC
Zotac GeForce GT 640 2GB
Key Differences | Galax GeForce RTX 3090 SG 1-Click OC | Zotac GeForce GT 640 2GB |
---|---|---|
GPU Base Clock Speed | 1395MHz | 1046MHz |
GPU Boost Clock Speed | 1695MHz | Not Known |
Pixel Rate | 189.8 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 | Galax GeForce RTX 3090 SG 1-Click OC | Zotac GeForce GT 640 2GB |
---|---|---|
GPU Base Clock Speed | 1395MHz | 1046MHz |
Pixel Rate | 189.8 GPixel/s | 7.22 GPixel/s |
FLOPS (Floating-point Performance) | 35.58 TFLOPS | 0.69 TFLOPS |
GPU Memory Speed | 1219MHz | 1250MHz |
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 | 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 | No | No |
Ports | Galax GeForce RTX 3090 SG 1-Click OC | 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 | Galax GeForce RTX 3090 SG 1-Click OC | 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 | 329mm | 145mm |
Height | 130mm | 111mm |
Memory | Galax GeForce RTX 3090 SG 1-Click OC | 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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