A40 PCIe vs Radeon RX 540 OEM
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) | Ampere (2020−2025) |
| GPU code name | Cape Verde | GA102 |
| Market segment | Desktop | Workstation |
| Release date | 19 April 2017 (8 years ago) | 5 October 2020 (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. Note that power consumption of some graphics cards can well exceed their nominal TDP, especially when overclocked.
| Pipelines / CUDA cores | 512 | 10752 |
| Core clock speed | 1219 MHz | 1305 MHz |
| Boost clock speed | no data | 1755 MHz |
| Number of transistors | 1,500 million | 28,300 million |
| Manufacturing process technology | 28 nm | 8 nm |
| Power consumption (TDP) | 65 Watt | 300 Watt |
| Texture fill rate | 39.01 | 589.7 |
| Floating-point processing power | no data | 37.74 TFLOPS |
| ROPs | 16 | 112 |
| TMUs | 32 | 336 |
| Tensor Cores | no data | 336 |
| Ray Tracing Cores | no data | 84 |
| L1 Cache | no data | 10.5 MB |
| L2 Cache | no data | 6 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 | 267 mm |
| Width | 2-slot | 2-slot |
| Supplementary power connectors | 1x 6-pin | 8-pin EPS |
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 | GDDR6 |
| Maximum RAM amount | 4 GB | 48 GB |
| Memory bus width | 128 Bit | 384 Bit |
| Memory clock speed | 6000 MHz | 1812 MHz |
| Memory bandwidth | 96 GB/s | 695.8 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 | no data | 3x DisplayPort |
API and SDK support
List of supported 3D and general-purpose computing APIs, including their specific versions.
| DirectX | 12.0 | 12 Ultimate (12_2) |
| Shader Model | 5.0 | 6.5 |
| OpenGL | 4.5 | 4.6 |
| OpenCL | 1.2 | 2.0 |
| Vulkan | - | 1.2 |
| CUDA | - | 8.6 |
| DLSS | - | + |
Pros & cons summary
| Recency | 19 April 2017 | 5 October 2020 |
| Maximum RAM amount | 4 GB | 48 GB |
| Chip lithography | 28 nm | 8 nm |
| Power consumption (TDP) | 65 Watt | 300 Watt |
RX 540 OEM has 362% lower power consumption.
A40 PCIe, on the other hand, has an age advantage of 3 years, a 1100% higher maximum VRAM amount, and a 250% more advanced lithography process.
We couldn't decide between Radeon RX 540 OEM and A40 PCIe. We've got no test results to judge.
Be aware that Radeon RX 540 OEM is a desktop graphics card while A40 PCIe is a workstation one.
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