GeForce GT 740M vs 7900 GTO
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 951 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 4.35 |
| Architecture | Curie (2003−2013) | Kepler 2.0 (2013−2015) |
| GPU code name | G71 | GK208 |
| Market segment | Desktop | Laptop |
| Release date | 1 October 2006 (19 years ago) | 20 June 2013 (12 years ago) |
Detailed specifications
General parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | no data | 384 |
| Core clock speed | 650 MHz | 980 MHz |
| Boost clock speed | no data | 980 MHz |
| Number of transistors | 278 million | 915 million |
| Manufacturing process technology | 90 nm | 28 nm |
| Power consumption (TDP) | 81 Watt | 45 Watt |
| Texture fill rate | 15.60 | 31.36 |
| Floating-point processing power | no data | 0.7526 TFLOPS |
| ROPs | 16 | 8 |
| TMUs | 24 | 32 |
| L1 Cache | no data | 32 KB |
| L2 Cache | no data | 128 KB |
Form factor & compatibility
Information on compatibility with other computer components. Useful when choosing a future computer configuration or upgrading an existing one. For desktop graphics cards it's interface and bus (motherboard compatibility), additional power connectors (power supply compatibility).
| Laptop size | no data | medium sized |
| Bus support | no data | PCI Express 3.0 |
| Interface | PCIe 1.0 x16 | PCIe 3.0 x8 |
| Width | 1-slot | no data |
| Supplementary power connectors | 1x 6-pin | no data |
VRAM capacity and type
Parameters of VRAM installed: its type, size, bus, clock and resulting bandwidth. Integrated GPUs have no dedicated video RAM and use a shared part of system RAM.
| Memory type | GDDR3 | DDR3 |
| Maximum RAM amount | 512 MB | 2 GB |
| Standard memory configuration | no data | DDR3/GDDR5 |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 660 MHz | 900 MHz |
| Memory bandwidth | 42.24 GB/s | 14.4 GB/s |
| Shared memory | - | - |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | 2x DVI, 1x S-Video | No outputs |
| eDP 1.2 signal support | no data | Up to 3840x2160 |
| LVDS signal support | no data | Up to 1920x1200 |
| VGA аnalog display support | no data | Up to 2048x1536 |
| DisplayPort Multimode (DP++) support | no data | Up to 3840x2160 |
| HDMI | - | + |
| HDCP content protection | - | + |
| 7.1 channel HD audio on HDMI | - | + |
| TrueHD and DTS-HD audio bitstreaming | - | + |
Supported technologies
Supported technological solutions. This information will prove useful if you need some particular technology for your purposes.
| Blu-Ray 3D Support | - | + |
| H.264, VC1, MPEG2 1080p video decoder | - | + |
| Optimus | - | + |
| 3D Vision / 3DTV Play | - | + |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 9.0c (9_3) | 12 API |
| Shader Model | 3.0 | 5.1 |
| OpenGL | 2.1 | 4.5 |
| OpenCL | N/A | 1.1 |
| Vulkan | N/A | 1.1.126 |
| CUDA | - | + |
Pros & cons summary
| Recency | 1 October 2006 | 20 June 2013 |
| Maximum RAM amount | 512 MB | 2 GB |
| Chip lithography | 90 nm | 28 nm |
| Power consumption (TDP) | 81 Watt | 45 Watt |
GT 740M has an age advantage of 6 years, a 300% higher maximum VRAM amount, a 221.4% more advanced lithography process, and 80% lower power consumption.
We couldn't decide between GeForce 7900 GTO and GeForce GT 740M. We've got no test results to judge.
Be aware that GeForce 7900 GTO is a desktop graphics card while GeForce GT 740M is a notebook one.
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