NVIDIA GeForce GTX 780M vs NVIDIA GeForce RTX 3080
Graphics Processor
| GPU model | GK104 | GA102 |
|---|---|---|
| GPU variant | N14E-GTX-A2 | GA102-200-KD-A1 |
| Architecture | Kepler | Ampere |
| Foundry | TSMC | Samsung |
| Manufacturing process | 28 nm | 8 nm |
| Number of transistors | 3,540 million | 28,300 million |
| Die size | 294 mm² | 628 mm² |
Mobile graphics
| Release date | May 11th, 2013 | — |
|---|---|---|
| Generation | GeForce 700M | — |
| Production | End-of-life | — |
| Interface | MXM-B (3.0) | — |
| Predecessor | GeForce 600M | — |
| Successor | GeForce 800M | — |
Clocks
| Base clock | 771 MHz | 1440 MHz |
|---|---|---|
| Boost clock | 797 MHz | 1710 MHz |
| Memory clock | 1250 MHz 5 Gbps effective | 1188 MHz 19 Gbps effective |
Memory Configuration
| Memory size | 4 GB | 10 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR6X |
| Memory bus width | 256 bit | 320 bit |
| Bandwidth | 160.0 GB/s | 760.3 GB/s |
Render Configuration
| Shading units | 1536 | 8704 |
|---|---|---|
| TMUs | 128 | 272 |
| ROPs | 32 | 96 |
| SMX count | 8 | — |
| Cache L1 | 16 KB (per SMX) | 128 KB (per SM) |
| Cache L2 | 512 KB | 5 MB |
| SM count | — | 68 |
| Tensor cores | — | 272 |
| RT cores | — | 68 |
Performance
| Pixel rate | 25.50 GPixel/s | 164.2 GPixel/s |
|---|---|---|
| Texture rate | 102.0 GTexel/s | 465.1 GTexel/s |
| FP32 (float) performance | 2.448 TFLOPS | 29.77 TFLOPS |
| FP64 (double) performance | 102.0 GFLOPS (1:24) | 465.1 GFLOPS (1:64) |
| FP16 (half) performance | — | 29.77 TFLOPS (1:1) |
Dimensions & Outputs
| Slot width | MXM Module | Dual-slot |
|---|---|---|
| TDP | 122 W | 320 W |
| Outputs | No outputs | 1x HDMI3x DisplayPort |
| Power connectors | None | 1x 12-pin |
| Board number | P2053 SKU 1 | PG132 SKU 30 |
| Length | — | 285 mm 11.2 inches |
| Suggested PSU | — | 700 W |
| Width | — | 112 mm 4.4 inches |
| Height | — | 40 mm 1.6 inches |
API Support & Features
| DirectX | 12 (11_0) | 12 Ultimate (12_2) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.1 | 1.2 |
| CUDA | 3.0 | 8.6 |
| Shader model | 5.1 | 6.6 |
Other Features
Graphics Card
| Release date | — | Sep 1st, 2020 |
|---|---|---|
| Generation | — | GeForce 30 |
| Production | — | Active |
| Launch price | — | 699 USD |
| Interface | — | PCIe 4.0 x16 |
| gpu.details.availability | — | Sep 17th, 2020 |
| Predecessor | — | GeForce 20 |
| Current price | — | Amazon / Newegg |
| Reviews | — | 99 in our database |
