NVIDIA Tesla T40 24 GB vs NVIDIA A2
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Nov 2021
Generation
Tesla Turing
Quadro
Type
Professional
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Clock Speeds
Base Clock
1305 MHz
1440 MHz
Boost Clock
1560 MHz
1770 MHz
Memory Clock
1625 MHz
1563 MHz
Memory
Memory Size
24GB
16GB
Memory Type
GDDR6
GDDR6
Memory Bus
384bit
128bit
Bandwidth
624.0GB/s
200.1GB/s
Render Config
SM Count
72
10
Shading Units
4608
1280
TMUs
288
40
ROPs
96
32
Tensor Cores
576
40
RT Cores
72
10
L1 Cache
64 KB (per SM)
128 KB (per SM)
L2 Cache
6 MB
2 MB
Theoretical Performance
Pixel Rate
149.8 GPixel/s
56.64 GPixel/s
Texture Rate
449.3 GTexel/s
70.80 GTexel/s
FP16 (half)
28.75 TFLOPS
4.531 TFLOPS
FP32 (float)
14.38 TFLOPS
4.531 TFLOPS
FP64 (double)
449.3 GFLOPS
70.80 GFLOPS
Graphics Processor
GPU Name
TU102
GA107
Architecture
Turing
Ampere
Foundry
TSMC
Samsung
Process Size
12 nm
8 nm
Transistors
18.6 billion
Unknown
Die Size
754 mm²
Unknown
Board Design
TDP
250W
60W
Suggested PSU
600 W
250 W
Outputs
No outputs
No outputs
Power Connectors
1x 8-pin
None
Graphics Features
DirectX
12 Ultimate (12_2)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.3
CUDA
7.5
8.6
Shader Model
6.8
6.6
▲ Specs Compare
Data sourced from official specifications and benchmark tests.