GeForce MX450 30.5W 8Gbps vs Radeon HD 7970 X2
Contents
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 | GCN 1.0 (2012−2020) | Turing (2018−2022) |
| GPU code name | New Zealand | TU117 |
| Market segment | Desktop | Laptop |
| Release date | 31 August 2012 (13 years ago) | 25 August 2020 (5 years ago) |
| Launch price (MSRP) | $899 | no data |
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 | 2048 ×2 | 896 |
| Core clock speed | 925 MHz | 1035 MHz |
| Boost clock speed | no data | 1275 MHz |
| Number of transistors | 4,313 million | 4,700 million |
| Manufacturing process technology | 28 nm | 12 nm |
| Power consumption (TDP) | 500 Watt | 31 Watt |
| Texture fill rate | 118.4 ×2 | 71.40 |
| Floating-point processing power | 3.789 TFLOPS ×2 | 2.285 TFLOPS |
| ROPs | 32 ×2 | 32 |
| TMUs | 128 ×2 | 56 |
| L1 Cache | 512 KB | 896 KB |
| L2 Cache | 768 KB | 512 KB |
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 x16 | PCIe 4.0 x4 |
| Length | 292 mm | no data |
| Width | 2-slot | no data |
| Supplementary power connectors | 3x 8-pin | None |
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 | GDDR5 | GDDR5 |
| Maximum RAM amount | 3 GB ×2 | 2 GB |
| Memory bus width | 384 Bit ×2 | 64 Bit |
| Memory clock speed | 1375 MHz | 2000 MHz |
| Memory bandwidth | 264.0 GB/s ×2 | 64 GB/s |
Connectivity and outputs
This section shows the types and number of video connectors on each GPU. The data applies specifically to desktop reference models (for example, NVIDIA’s Founders Edition). OEM partners often modify both the number and types of ports. On notebook GPUs, video‐output options are determined by the laptop’s design rather than the graphics chip itself.
| Display Connectors | 1x DVI, 4x mini-DisplayPort | No outputs |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (11_1) | 12 (12_1) |
| Shader Model | 5.1 | 6.5 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 1.2 | 1.2 |
| Vulkan | 1.2.131 | 1.2 |
| CUDA | - | 7.5 |
Pros & cons summary
| Recency | 31 August 2012 | 25 August 2020 |
| Maximum RAM amount | 3 GB | 2 GB |
| Chip lithography | 28 nm | 12 nm |
| Power consumption (TDP) | 500 Watt | 31 Watt |
HD 7970 X2 has a 50% higher maximum VRAM amount.
MX450 30.5W 8Gbps, on the other hand, has an age advantage of 7 years, a 133.3% more advanced lithography process, and 1512.9% lower power consumption.
We couldn't decide between Radeon HD 7970 X2 and GeForce MX450 30.5W 8Gbps. We've got no test results to judge.
Be aware that Radeon HD 7970 X2 is a desktop graphics card while GeForce MX450 30.5W 8Gbps is a notebook one.
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