NVIDIA GeForce GTX 750 Ti vs NVIDIA GeForce GTX 780M Mac Edition
Graphics Processor
| GPU model | GM107 | GK104 |
|---|---|---|
| GPU variant | GM107-400-A2 | N14E-GTX-A2 |
| Architecture | Maxwell | Kepler |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 28 nm |
| Number of transistors | 1,870 million | 3,540 million |
| Die size | 148 mm² | 294 mm² |
Graphics Card
| Release date | Feb 18th, 2014 | — |
|---|---|---|
| Generation | GeForce 700 | — |
| Production | End-of-life | — |
| Launch price | 149 USD | — |
| Interface | PCIe 3.0 x16 | — |
| Reviews | 69 in our database | — |
| Predecessor | GeForce 600 | — |
| Successor | GeForce 900 | — |
Clocks
| Base clock | 1020 MHz | 771 MHz |
|---|---|---|
| Boost clock | 1085 MHz | 797 MHz |
| Memory clock | 1350 MHz 5.4 Gbps effective | 1250 MHz 5 Gbps effective |
Memory Configuration
| Memory size | 2 GB | 4 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR5 |
| Memory bus width | 128 bit | 256 bit |
| Bandwidth | 86.40 GB/s | 160.0 GB/s |
Render Configuration
| Shading units | 640 | 1536 |
|---|---|---|
| TMUs | 40 | 128 |
| ROPs | 16 | 32 |
| SMM count | 5 | — |
| Cache L1 | 64 KB (per SMM) | 16 KB (per SMX) |
| Cache L2 | 2 MB | 512 KB |
| SMX count | — | 8 |
Performance
| Pixel rate | 17.36 GPixel/s | 25.50 GPixel/s |
|---|---|---|
| Texture rate | 43.40 GTexel/s | 102.0 GTexel/s |
| FP32 (float) performance | 1,389 GFLOPS | 2.448 TFLOPS |
| FP64 (double) performance | 43.40 GFLOPS (1:32) | 102.0 GFLOPS (1:24) |
Dimensions & Outputs
| Slot width | Single-slot | MXM Module |
|---|---|---|
| Length | 145 mm 5.7 inches | — |
| TDP | 60 W | 122 W |
| Suggested PSU | 250 W | — |
| Outputs | 2x DVI1x mini-HDMI | No outputs |
| Power connectors | None | — |
| Board number | P2010 SKU 50 | — |
API Support & Features
| DirectX | 12 (11_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.1 | 1.1 |
| CUDA | 5.0 | 3.0 |
| Shader model | 5.1 | 5.1 |
Other Features
Mobile graphics
| Release date | — | Nov 8th, 2013 |
|---|---|---|
| Generation | — | GeForce 700M |
| Production | — | End-of-life |
| Interface | — | MXM-B (3.0) |
| Predecessor | — | GeForce 600M |
| Successor | — | GeForce 800M |
