GeForce MX450 30.5W 8Gbps vs GTX 680 Mac Edition
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | not rated |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Kepler (2012−2018) | Turing (2018−2022) |
| GPU code name | GK104 | TU117 |
| Market segment | Desktop | Laptop |
| Release date | 3 April 2013 (12 years ago) | 25 August 2020 (4 years ago) |
| Launch price (MSRP) | $599 | no data |
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 | 1536 | 896 |
| Core clock speed | 1006 MHz | 1035 MHz |
| Boost clock speed | 1058 MHz | 1275 MHz |
| Number of transistors | 3,540 million | 4,700 million |
| Manufacturing process technology | 28 nm | 12 nm |
| Power consumption (TDP) | 195 Watt | 31 Watt |
| Texture fill rate | 135.4 | 71.40 |
| Floating-point processing power | 3.25 TFLOPS | 2.285 TFLOPS |
| ROPs | 32 | 32 |
| TMUs | 128 | 56 |
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).
| Interface | PCIe 2.0 x16 | PCIe 4.0 x4 |
| Length | 254 mm | no data |
| Width | 2-slot | no data |
| Supplementary power connectors | 2x 6-pin | None |
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 | GDDR5 | GDDR5 |
| Maximum RAM amount | 2 GB | 2 GB |
| Memory bus width | 256 Bit | 64 Bit |
| Memory clock speed | 1502 MHz | 2000 MHz |
| Memory bandwidth | 192.3 GB/s | 64 GB/s |
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 HDMI, 1x DisplayPort | No outputs |
| HDMI | + | - |
API and SDK compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_0) | 12 (12_1) |
| Shader Model | 5.1 | 6.5 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | 1.1.126 | 1.2 |
| CUDA | 3.0 | 7.5 |
Pros & cons summary
| Recency | 3 April 2013 | 25 August 2020 |
| Chip lithography | 28 nm | 12 nm |
| Power consumption (TDP) | 195 Watt | 31 Watt |
MX450 30.5W 8Gbps has an age advantage of 7 years, a 133.3% more advanced lithography process, and 529% lower power consumption.
We couldn't decide between GeForce GTX 680 Mac Edition and GeForce MX450 30.5W 8Gbps. We've got no test results to judge.
Be aware that GeForce GTX 680 Mac Edition is a desktop graphics card while GeForce MX450 30.5W 8Gbps is a notebook one.
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