ATI Mobility Radeon HD 4850 Mac Edition vs ATI HD 3650
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 | TeraScale (2005−2013) | TeraScale (2005−2013) |
| GPU code name | RV635 | M98 |
| Market segment | Desktop | Laptop |
| Release date | 20 January 2008 (16 years ago) | 28 August 2009 (15 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 | 120 | 800 |
| Core clock speed | 725 MHz | 503 MHz |
| Number of transistors | 378 million | 956 million |
| Manufacturing process technology | 55 nm | 55 nm |
| Power consumption (TDP) | 65 Watt | no data |
| Texture fill rate | 5.800 | 20.12 |
| Floating-point processing power | 0.174 TFLOPS | 0.8048 TFLOPS |
| ROPs | 4 | 16 |
| TMUs | 8 | 40 |
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 2.0 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 | GDDR3 | GDDR3 |
| Maximum RAM amount | 256 MB | 512 MB |
| Memory bus width | 128 Bit | 256 Bit |
| Memory clock speed | 800 MHz | 850 MHz |
| Memory bandwidth | 25.6 GB/s | 54.4 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 | 2x DVI, 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) | 10.1 (10_1) |
| Shader Model | 4.1 | 4.1 |
| OpenGL | 3.3 | 3.3 |
| OpenCL | N/A | 1.1 |
| Vulkan | N/A | N/A |
Pros & cons summary
| Recency | 20 January 2008 | 28 August 2009 |
| Maximum RAM amount | 256 MB | 512 MB |
ATI Mobility HD 4850 Mac Edition has an age advantage of 1 year, and a 100% higher maximum VRAM amount.
We couldn't decide between Radeon HD 3650 and Mobility Radeon HD 4850 Mac Edition. We've got no test results to judge.
Be aware that Radeon HD 3650 is a desktop card while Mobility Radeon HD 4850 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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