Radeon HD 6450A vs HD Graphics 400
Aggregated performance score
HD Graphics 400 outperforms Radeon HD 6450A by 67% based on our aggregated benchmark results.
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in performance ranking | 1039 | 1137 |
| Place by popularity | not in top-100 | not in top-100 |
| Architecture | Generation 8.0 (2014−2015) | TeraScale 2 (2009−2015) |
| GPU code name | Braswell GT1 | Caicos |
| Market segment | Desktop | Desktop |
| Release date | 1 April 2015 (9 years ago) | 7 April 2011 (13 years ago) |
| Current price | $710 | $123 |
Cost-effectiveness evaluation
Performance to price ratio. The higher, the better.
HD Graphics 400 and HD 6450A have a nearly equal value for money.
Detailed specifications
General performance parameters such as number of shaders, GPU core base clock and boost clock speeds, manufacturing process, texturing and calculation speed. These parameters indirectly speak of performance, but for precise assessment you have to consider their benchmark and gaming test results. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 96 | 160 |
| Core clock speed | 320 MHz | 625 MHz |
| Boost clock speed | 640 MHz | no data |
| Number of transistors | 189 million | 370 million |
| Manufacturing process technology | 14 nm | 40 nm |
| Power consumption (TDP) | 6 Watt | 25 Watt |
| Texture fill rate | 7.680 | 5.000 |
| Floating-point performance | 134.4 gflops | 200 gflops |
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 3.0 x1 | MXM-A (3.0) |
| Width | IGP | MXM Module |
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 | DDR3L | DDR3 |
| Maximum RAM amount | 8 GB | 512 MB |
| Memory bus width | System Shared | 64 Bit |
| Memory clock speed | System Shared | 1066 MHz |
| Memory bandwidth | no data | 8.528 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 | No outputs | No outputs |
API compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | 11.2 (11_0) |
| Shader Model | 5.1 | 5.0 |
| OpenGL | 4.3 | 4.4 |
| OpenCL | 2.0 | 1.2 |
| Vulkan | 1.1.80 | N/A |
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 | 1.12 | 0.67 |
| Recency | 1 April 2015 | 7 April 2011 |
| Maximum RAM amount | 8 GB | 512 MB |
| Chip lithography | 14 nm | 40 nm |
| Power consumption (TDP) | 6 Watt | 25 Watt |
The HD Graphics 400 is our recommended choice as it beats the Radeon HD 6450A in performance tests.
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.
