UHD Graphics 770 vs ATI Mobility Radeon HD 4550
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 574 |
| Place by popularity | not in top-100 | 28 |
| Power efficiency | no data | 28.39 |
| Architecture | Terascale 1 (2010) | Generation 12.2 (2022−2023) |
| GPU code name | M92 | Raptor Lake GT1 |
| Market segment | Laptop | Desktop |
| Release date | 1 January 2010 (14 years ago) | 27 September 2022 (2 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 | 80 | 256 |
| Core clock speed | 550 MHz | 300 MHz |
| Boost clock speed | no data | 1650 MHz |
| Number of transistors | 242 million | no data |
| Manufacturing process technology | 55 nm | 10 nm |
| Power consumption (TDP) | no data | 15 Watt |
| Texture fill rate | 4.400 | 26.40 |
| Floating-point processing power | 0.088 TFLOPS | 0.8448 TFLOPS |
| ROPs | 4 | 8 |
| TMUs | 8 | 16 |
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 | MXM-II | Ring Bus |
| Width | no data | IGP |
| 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, DDR2, DDR3 | System Shared |
| Maximum RAM amount | 512 MB | System Shared |
| Memory bus width | 64 Bit | System Shared |
| Memory clock speed | 700 MHz | System Shared |
| Memory bandwidth | 11.2 GB/s | no data |
| Shared memory | - | - |
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 | No outputs | Motherboard Dependent |
API compatibility
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 10.1 (10_1) | 12 (12_1) |
| Shader Model | 4.1 | 6.6 |
| OpenGL | 3.3 | 4.6 |
| OpenCL | 1.1 | 3.0 |
| Vulkan | N/A | 1.3 |
Synthetic benchmark performance
Non-gaming benchmark results comparison. The combined score is measured on a 0-100 point scale.
3DMark Vantage Performance
3DMark Vantage is an outdated DirectX 10 benchmark using 1280x1024 screen resolution. It taxes the graphics card with two scenes, one depicting a girl escaping some militarized base located within a sea cave, the other displaying a space fleet attack on a defenseless planet. It was discontinued in April 2017, and Time Spy benchmark is now recommended to be used instead.
Pros & cons summary
| Recency | 1 January 2010 | 27 September 2022 |
| Chip lithography | 55 nm | 10 nm |
UHD Graphics 770 has an age advantage of 12 years, and a 450% more advanced lithography process.
We couldn't decide between Mobility Radeon HD 4550 and UHD Graphics 770. We've got no test results to judge.
Be aware that Mobility Radeon HD 4550 is a notebook card while UHD Graphics 770 is a desktop one.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
