NVIDIA GeForce GT 750M vs NVIDIA GeForce GTX 680
Graphics Processor
| GPU model | GK107 | GK104 |
|---|---|---|
| GPU variant | N14P-GT | GK104-400-A2 |
| Architecture | Kepler | Kepler |
| Foundry | TSMC | TSMC |
| Manufacturing process | 28 nm | 28 nm |
| Number of transistors | 1,270 million | 3,540 million |
| Die size | 118 mm² | 294 mm² |
Mobile graphics
| Release date | Jan 9th, 2013 | — |
|---|---|---|
| Generation | GeForce 700M | — |
| Production | End-of-life | — |
| Interface | PCIe 3.0 x16 | — |
| Predecessor | GeForce 600M | — |
| Successor | GeForce 800M | — |
Clocks
| Base clock | 941 MHz | 1006 MHz |
|---|---|---|
| Boost clock | 967 MHz | 1058 MHz |
| Memory clock | 1003 MHz 4 Gbps effective | 1502 MHz 6 Gbps effective |
Memory Configuration
| Memory size | 2 GB | 2 GB |
|---|---|---|
| Memory type | GDDR5 | GDDR5 |
| Memory bus width | 128 bit | 256 bit |
| Bandwidth | 64.19 GB/s | 192.3 GB/s |
Render Configuration
| Shading units | 384 | 1536 |
|---|---|---|
| TMUs | 32 | 128 |
| ROPs | 16 | 32 |
| SMX count | 2 | 8 |
| Cache L1 | 16 KB (per SMX) | 16 KB (per SMX) |
| Cache L2 | 256 KB | 512 KB |
Performance
| Pixel rate | 7.736 GPixel/s | 33.86 GPixel/s |
|---|---|---|
| Texture rate | 30.94 GTexel/s | 135.4 GTexel/s |
| FP32 (float) performance | 742.7 GFLOPS | 3.250 TFLOPS |
| FP64 (double) performance | 30.94 GFLOPS (1:24) | 135.4 GFLOPS (1:24) |
Dimensions & Outputs
| Slot width | MXM Module | Dual-slot |
|---|---|---|
| TDP | 50 W | 195 W |
| Outputs | No outputs | 2x DVI1x HDMI1x DisplayPort |
| Length | — | 256 mm 10.1 inches |
| Width | — | 111 mm 4.4 inches |
| Height | — | 38 mm 1.5 inches |
| Suggested PSU | — | 450 W |
| Power connectors | — | 2x 6-pin |
| Board number | — | P2002 |
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 | 3.0 | 3.0 |
| Shader model | 5.1 | 5.1 |
Other Features
Graphics Card
| Release date | — | Mar 22nd, 2012 |
|---|---|---|
| Generation | — | GeForce 600 |
| Production | — | End-of-life |
| Launch price | — | 499 USD |
| Interface | — | PCIe 3.0 x16 |
| Reviews | — | 151 in our database |
| Predecessor | — | GeForce 500 |
| Successor | — | GeForce 700 |
