RTX A4000 vs Radeon RX Vega 56 Mobile
Contents
Primary details
GPU architecture, market segment, value for money and other general parameters compared.
| Place in the ranking | not rated | 86 |
| Place by popularity | not in top-100 | not in top-100 |
| Power efficiency | no data | 25.68 |
| Architecture | GCN 5.0 (2017−2020) | Ampere (2020−2025) |
| GPU code name | Vega 10 | GA104 |
| Market segment | Laptop | Workstation |
| Release date | 1 June 2018 (8 years ago) | 12 April 2021 (5 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. Real power consumption of some graphics cards can well exceed their nominal TDP, especially if overclocked.
| Pipelines / CUDA cores | 3584 | 6144 |
| Core clock speed | 1138 MHz | 735 MHz |
| Boost clock speed | 1301 MHz | 1560 MHz |
| Number of transistors | 12,500 million | 17,400 million |
| Manufacturing process technology | 14 nm | 8 nm |
| Power consumption (TDP) | 120 Watt | 140 Watt |
| Texture fill rate | 291.4 | 299.5 |
| Floating-point processing power | 9.326 TFLOPS | 19.17 TFLOPS |
| ROPs | 64 | 96 |
| TMUs | 224 | 192 |
| Tensor Cores | no data | 192 |
| Ray Tracing Cores | no data | 48 |
| L1 Cache | 896 KB | 6 MB |
| L2 Cache | 4 MB | 4 MB |
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 x16 |
| Length | no data | 241 mm |
| Width | no data | 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 | HBM2 | GDDR6 |
| Maximum RAM amount | 8 GB | 16 GB |
| Memory bus width | 2048 Bit | 256 Bit |
| Memory clock speed | 800 MHz | 1750 MHz |
| Memory bandwidth | 409.6 GB/s | 448.0 GB/s |
| Resizable BAR | - | + |
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 HDMI, 3x DisplayPort | 4x DisplayPort 1.4a |
| HDMI | + | - |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12 (12_1) | 12 Ultimate (12_2) |
| Shader Model | 6.4 | 6.7 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 2.0 | 3.0 |
| Vulkan | 1.1.125 | 1.3 |
| CUDA | - | 8.6 |
| DLSS | - | + |
Pros & cons summary
| Recency | 1 June 2018 | 12 April 2021 |
| Maximum RAM amount | 8 GB | 16 GB |
| Chip lithography | 14 nm | 8 nm |
| Power consumption (TDP) | 120 Watt | 140 Watt |
RX Vega 56 Mobile has 17% lower power consumption.
RTX A4000, on the other hand, has an age advantage of 2 years, a 100% higher maximum VRAM amount, and a 75% more advanced lithography process.
We couldn't decide between Radeon RX Vega 56 Mobile and RTX A4000. We've got no test results to judge.
Be aware that Radeon RX Vega 56 Mobile is a notebook graphics card while RTX A4000 is a workstation one.
Other comparisons
We selected several comparisons of graphics cards with performance close to those reviewed, providing you with more options to consider.
