Nvidia GeForce RTX 3090 vs Galax GeForce RTX 2080 OC
VS
Nvidia GeForce RTX 3090
Galax GeForce RTX 2080 OC
Key Differences
Performance
Features
Ports
General info
Memory
Nvidia GeForce RTX 3090
Galax GeForce RTX 2080 OC
Key Differences
|
Nvidia GeForce RTX 3090 | Galax GeForce RTX 2080 OC |
|---|---|---|
| GPU Base Clock Speed | 1395MHz | 1515MHz |
| GPU Boost Clock Speed | 1695MHz | 1785MHz |
| Pixel Rate | 189.8 GPixel/s | 114.2 GPixel/s |
| GPU Memory Speed | 1219MHz | 1750MHz |
| GPU Render Output Units (ROPs) | 112 | 64 |
| No. of Supported Displays | Not Known | 4 |
Performance
|
Nvidia GeForce RTX 3090 | Galax GeForce RTX 2080 OC |
|---|---|---|
| GPU Base Clock Speed | 1395MHz | 1515MHz |
| Pixel Rate | 189.8 GPixel/s | 114.2 GPixel/s |
| FLOPS (Floating-point Performance) | 35.58 TFLOPS | 10.51 TFLOPS |
| GPU Memory Speed | 1219MHz | 1750MHz |
| Texture Filter Rate | 556 GTexels/s | 328.4 GTexels/s |
| Total GPU Shading Units | 10496 | 2944 |
| Total GPU TMUs | 328 | 184 |
| GPU Boost Clock Speed | 1695MHz | 1785MHz |
| GPU Render Output Units (ROPs) | 112 | 64 |
| DPFP (Double Precision Floating Point) Support |  No
|
No
|
Features
|
Nvidia GeForce RTX 3090 | Galax GeForce RTX 2080 OC |
|---|---|---|
| DirectX Version Info | 12 | 12 |
| OpenGL Driver Version | 4.6 | 4.5 |
| OpenCL Driver Version | 2 | 1.2 |
| Multi-display Tech Support |  Yes
|
Yes
|
| 3D Support | Yes
|
Yes
|
| Ray Tracing Support | Yes
|
No
|
| Multi-GPU Support Count | Not Known | 2 |
| No. of Supported Displays | Not Known | 4 |
Ports
|
Nvidia GeForce RTX 3090 | Galax GeForce RTX 2080 OC |
|---|---|---|
| HDMI Output Support | Yes
|
Yes
|
| GPU HDMI Version | 2.1 | 2 |
| DisplayPort Output | 1 | 3 |
| No. of HDMI Ports | 3 | 1 |
| DVI Output Ports | 0 | 0 |
| Mini DisplayPort Output | 0 | 0 |
General info
|
Nvidia GeForce RTX 3090 | Galax GeForce RTX 2080 OC |
|---|---|---|
| TDP (Thermal Design Point) | No Data Found | No Data Found |
| Transistor Count | 28300 million | 13600 million |
| Semiconductor Size | 8nm | 12nm |
| PCI Express Version | 4 | 3 |
| Dual-GPU Support | No
|
No
|
| Air-water Cooling Support | No
|
No
|
| Width Size | 313mm | 283mm |
| Height | 138mm | 139mm |
Memory
|
Nvidia GeForce RTX 3090 | Galax GeForce RTX 2080 OC |
|---|---|---|
| Effective Memory Clock | 19500MHz | 14000MHz |
| Max Memory Bandwidth | 936GB/s | 448GB/s |
| RAM | 24GB | 8GB |
| Memory Bus Interface Width | 384bit | 256bit |
| GDDR Memory Version | 6 | 6 |
| ECC (Error-Correcting Code) Memory Support | No
|
No
|
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