NVIDIA A2 vs NVIDIA Tesla K40d
GPU · Specs Compare
Graphics Card
Release Date
Nov 2021
Nov 2013
Generation
Quadro
Tesla Kepler
Type
Desktop
Professional
Bus Interface
PCIe 4.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1440 MHz
745 MHz
Boost Clock
1770 MHz
876 MHz
Memory Clock
1563 MHz
1502 MHz
Memory
Memory Size
16GB
12GB
Memory Type
GDDR6
GDDR5
Memory Bus
128bit
384bit
Bandwidth
200.1GB/s
288.4GB/s
Render Config
SM Count
10
—
Shading Units
1280
2880
TMUs
40
240
ROPs
32
48
Tensor Cores
40
—
RT Cores
10
—
L1 Cache
128 KB (per SM)
16 KB (per SMX)
L2 Cache
2 MB
1536 KB
Theoretical Performance
Pixel Rate
56.64 GPixel/s
52.56 GPixel/s
Texture Rate
70.80 GTexel/s
210.2 GTexel/s
FP16 (half)
4.531 TFLOPS
—
FP32 (float)
4.531 TFLOPS
5.046 TFLOPS
FP64 (double)
70.80 GFLOPS
1.682 TFLOPS
Graphics Processor
GPU Name
GA107
GK110B
Architecture
Ampere
Kepler
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
Unknown
7.08 billion
Die Size
Unknown
561 mm²
Board Design
TDP
60W
245W
Suggested PSU
250 W
550 W
Outputs
No outputs
No outputs
Power Connectors
None
—
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.2.175
CUDA
8.6
3.5
Shader Model
6.6
6.5 (5.1)
▲ Specs Compare
Data sourced from official specifications and benchmark tests.