ATI Radeon X1900 GT vs HD Graphics 400
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
Place in performance ranking | 1080 | not rated |
Place by popularity | not in top-100 | not in top-100 |
Architecture | Generation 8.0 (2014−2015) | R500 (2005−2007) |
GPU code name | Braswell GT1 | R580 |
Market segment | Desktop | Desktop |
Release date | 1 April 2015 (9 years ago) | 1 May 2006 (18 years ago) |
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 | no data |
Core clock speed | 320 MHz | 575 MHz |
Boost clock speed | 640 MHz | no data |
Number of transistors | 189 million | 384 million |
Manufacturing process technology | 14 nm | 90 nm |
Power consumption (TDP) | 6 Watt | 75 Watt |
Texture fill rate | 7.680 | 6.900 |
Floating-point performance | 0.1229 gflops | no data |
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 | PCIe 1.0 x16 |
Width | IGP | 1-slot |
Supplementary power connectors | no data | 1x 6-pin |
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 | GDDR3 |
Maximum RAM amount | 8 GB | 256 MB |
Memory bus width | System Shared | 256 Bit |
Memory clock speed | System Shared | 1200 MHz |
Memory bandwidth | no data | 38.4 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 | No outputs | 2x DVI, 1x S-Video |
API compatibility
List of supported graphics and general-purpose computing APIs, including their specific versions.
DirectX | 12 (11_1) | 9.0c (9_3) |
Shader Model | 5.1 | 3.0 |
OpenGL | 4.3 | 2.0 |
OpenCL | 2.0 | N/A |
Vulkan | 1.1.80 | N/A |
Pros & cons summary
Recency | 1 April 2015 | 1 May 2006 |
Maximum RAM amount | 8 GB | 256 MB |
Chip lithography | 14 nm | 90 nm |
Power consumption (TDP) | 6 Watt | 75 Watt |
HD Graphics 400 has an age advantage of 8 years, a 3100% higher maximum VRAM amount, a 542.9% more advanced lithography process, and 1150% lower power consumption.
We couldn't decide between HD Graphics 400 and Radeon X1900 GT. We've got no test results to judge.
Should you still have questions concerning choice between the reviewed GPUs, ask them in Comments section, and we shall answer.
Comparisons with similar GPUs
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