Tesla T4G vs A100 PCIe 80 GB
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 | Ampere (2020−2024) | Turing (2018−2022) |
| GPU code name | GA100 | TU104 |
| Market segment | Workstation | Workstation |
| Release date | 28 June 2021 (3 years ago) | 13 September 2018 (6 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 | 6912 | 2560 |
| Core clock speed | 1065 MHz | 585 MHz |
| Boost clock speed | 1410 MHz | 1590 MHz |
| Number of transistors | 54,200 million | 13,600 million |
| Manufacturing process technology | 7 nm | 12 nm |
| Power consumption (TDP) | 250 Watt | 70 Watt |
| Texture fill rate | 609.1 | 254.4 |
| Floating-point processing power | 19.49 TFLOPS | 8.141 TFLOPS |
| ROPs | 160 | 64 |
| TMUs | 432 | 160 |
| Tensor Cores | 432 | 320 |
| Ray Tracing Cores | no data | 40 |
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 4.0 x16 | PCIe 3.0 x16 |
| Length | 267 mm | 168 mm |
| Width | 2-slot | 1-slot |
| Supplementary power connectors | 8-pin EPS | 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 | HBM2e | GDDR6 |
| Maximum RAM amount | 80 GB | 16 GB |
| Memory bus width | 5120 Bit | 256 Bit |
| Memory clock speed | 1593 MHz | 1250 MHz |
| Memory bandwidth | 2,039 GB/s | 320.0 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 3D and general-purpose computing APIs, including their specific versions.
| DirectX | N/A | 12 Ultimate (12_2) |
| Shader Model | N/A | 6.7 |
| OpenGL | N/A | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | N/A | 1.3 |
| CUDA | 8.0 | 7.5 |
Pros & cons summary
| Recency | 28 June 2021 | 13 September 2018 |
| Maximum RAM amount | 80 GB | 16 GB |
| Chip lithography | 7 nm | 12 nm |
| Power consumption (TDP) | 250 Watt | 70 Watt |
A100 PCIe 80 GB has an age advantage of 2 years, a 400% higher maximum VRAM amount, and a 71.4% more advanced lithography process.
Tesla T4G, on the other hand, has 257.1% lower power consumption.
We couldn't decide between A100 PCIe 80 GB and Tesla T4G. 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.
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