GeForce GT 650M Mac Edition vs ATI Radeon HD 3450
Aggregate performance score
We've compared Radeon HD 3450 with GeForce GT 650M Mac Edition, including specs and performance data.
GT 650M Mac Edition outperforms ATI HD 3450 by a whopping 413% based on our aggregate benchmark results.
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | 1314 | 963 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | 0.85 | 2.42 |
| Architecture | TeraScale (2005−2013) | Kepler (2012−2018) |
| GPU code name | RV620 | GK107 |
| Market segment | Desktop | Laptop |
| Release date | 10 December 2007 (17 years ago) | 12 July 2012 (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 | 40 | 384 |
| Core clock speed | 600 MHz | 900 MHz |
| Number of transistors | 181 million | 1,270 million |
| Manufacturing process technology | 55 nm | 28 nm |
| Power consumption (TDP) | 25 Watt | 45 Watt |
| Texture fill rate | 2.400 | 28.80 |
| Floating-point processing power | 0.048 TFLOPS | 0.6912 TFLOPS |
| ROPs | 4 | 16 |
| TMUs | 4 | 32 |
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 3.0 x16 |
| Width | 1-slot | no data |
| Supplementary power connectors | None | 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 | DDR2 | GDDR5 |
| Maximum RAM amount | 256 MB | 512 MB |
| Memory bus width | 64 Bit | 128 Bit |
| Memory clock speed | 500 MHz | 1254 MHz |
| Memory bandwidth | 8 GB/s | 80.26 GB/s |
Connectivity and outputs
Types and number of video connectors present on the reviewed GPUs. As a rule, data in this section is precise only for desktop reference ones (so-called Founders Edition for NVIDIA chips). OEM manufacturers may change the number and type of output ports, while for notebook cards availability of certain video outputs ports depends on the laptop model rather than on the card itself.
| Display Connectors | 1x DVI, 1x VGA, 1x S-Video | No outputs |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | 12 (11_0) |
| Shader Model | 4.1 | 5.1 |
| OpenGL | 3.3 | 4.6 |
| OpenCL | N/A | 1.2 |
| Vulkan | N/A | 1.1.126 |
| CUDA | - | 3.0 |
Gaming performance
Let's see how good the compared graphics cards are for gaming. Particular gaming benchmark results are measured in FPS.
Pros & cons summary
| Performance score | 0.31 | 1.59 |
| Recency | 10 December 2007 | 12 July 2012 |
| Maximum RAM amount | 256 MB | 512 MB |
| Chip lithography | 55 nm | 28 nm |
| Power consumption (TDP) | 25 Watt | 45 Watt |
ATI HD 3450 has 80% lower power consumption.
GT 650M Mac Edition, on the other hand, has a 412.9% higher aggregate performance score, an age advantage of 4 years, a 100% higher maximum VRAM amount, and a 96.4% more advanced lithography process.
The GeForce GT 650M Mac Edition is our recommended choice as it beats the Radeon HD 3450 in performance tests.
Be aware that Radeon HD 3450 is a desktop card while GeForce GT 650M Mac Edition is a notebook one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
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