NVIDIA GeForce GT 140 OEM vs NVIDIA GeForce GT 740A
Graphics Processor
| GPU model | G94B | GK208 |
|---|---|---|
| Architecture | Tesla | Kepler 2.0 |
| Foundry | TSMC | TSMC |
| Manufacturing process | 55 nm | 28 nm |
| Number of transistors | 505 million | 1,020 million |
| Die size | 196 mm² | 87 mm² |
| GPU variant | — | GT 740M |
Graphics Card
| Release date | Mar 10th, 2009 | — |
|---|---|---|
| Generation | GeForce 100 | — |
| Production | End-of-life | — |
| Interface | PCIe 2.0 x16 | — |
| Predecessor | GeForce 9 | — |
| Successor | GeForce 200 | — |
Clocks
| GPU clock | 650 MHz | 980 MHz |
|---|---|---|
| Shader clock | 1625 MHz | — |
| Memory clock | 900 MHz 1800 Mbps effective | 900 MHz 1800 Mbps effective |
Memory Configuration
| Memory size | 1024 MB | 2 GB |
|---|---|---|
| Memory type | GDDR3 | DDR3 |
| Memory bus width | 256 bit | 64 bit |
| Bandwidth | 57.60 GB/s | 14.40 GB/s |
Render Configuration
| Shading units | 64 | 384 |
|---|---|---|
| TMUs | 32 | 32 |
| ROPs | 16 | 8 |
| SM count | 8 | — |
| Cache L2 | 64 KB | 512 KB |
| SMX count | — | 2 |
| Cache L1 | — | 16 KB (per SMX) |
Performance
| Pixel rate | 10.40 GPixel/s | 7.840 GPixel/s |
|---|---|---|
| Texture rate | 20.80 GTexel/s | 31.36 GTexel/s |
| FP32 (float) performance | 208.0 GFLOPS | 752.6 GFLOPS |
| FP64 (double) performance | — | 31.36 GFLOPS (1:24) |
Dimensions & Outputs
| Slot width | Single-slot | MXM Module |
|---|---|---|
| Length | 229 mm 9 inches | — |
| TDP | 105 W | 33 W |
| Suggested PSU | 300 W | — |
| Outputs | 2x DVI1x S-Video | No outputs |
| Power connectors | 1x 6-pin | — |
| Board number | P545 | — |
API Support & Features
| DirectX | 11.1 (10_0) | 12 (11_0) |
|---|---|---|
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 | 3.0 |
| Vulkan | — | 1.1 |
| CUDA | 1.1 | 3.5 |
| Shader model | 4.0 | 5.1 |
Other Features
Mobile graphics
| Release date | — | Aug 26th, 2013 |
|---|---|---|
| Generation | — | GeForce 700A |
| Production | — | End-of-life |
| Interface | — | PCIe 3.0 x8 |
| Predecessor | — | GeForce 600A |
| Successor | — | GeForce 800A |
