Tesla T40 24 GB vs Tesla T4G
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 | Turing (2018−2022) | Turing (2018−2022) |
| GPU code name | TU104 | TU102 |
| Market segment | Workstation | Workstation |
| Release date | 13 September 2018 (6 years ago) | 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 | 2560 | 4608 |
| Core clock speed | 585 MHz | 1305 MHz |
| Boost clock speed | 1590 MHz | 1560 MHz |
| Number of transistors | 13,600 million | 18,600 million |
| Manufacturing process technology | 12 nm | 12 nm |
| Power consumption (TDP) | 70 Watt | 260 Watt |
| Texture fill rate | 254.4 | 449.3 |
| Floating-point processing power | 8.141 TFLOPS | 14.38 TFLOPS |
| ROPs | 64 | 96 |
| TMUs | 160 | 288 |
| Tensor Cores | 320 | 576 |
| Ray Tracing Cores | 40 | 72 |
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 3.0 x16 |
| Length | 168 mm | 267 mm |
| Width | 1-slot | 2-slot |
| Supplementary power connectors | None | 1x 6-pin + 1x 8-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 | GDDR6 | GDDR6 |
| Maximum RAM amount | 16 GB | 24 GB |
| Memory bus width | 256 Bit | 384 Bit |
| Memory clock speed | 1250 MHz | 1625 MHz |
| Memory bandwidth | 320.0 GB/s | 624.0 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 | 12 Ultimate (12_2) | 12 Ultimate (12_2) |
| Shader Model | 6.7 | 6.7 |
| OpenGL | 4.6 | 4.6 |
| OpenCL | 3.0 | 3.0 |
| Vulkan | 1.3 | 1.3 |
| CUDA | 7.5 | 7.5 |
Pros & cons summary
| Maximum RAM amount | 16 GB | 24 GB |
| Power consumption (TDP) | 70 Watt | 260 Watt |
Tesla T4G has 271.4% lower power consumption.
Tesla T40 24 GB, on the other hand, has a 50% higher maximum VRAM amount.
We couldn't decide between Tesla T4G and Tesla T40 24 GB. 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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