NVIDIA Tesla K40s vs NVIDIA RTX A5000
GPU · Specs Compare
Graphics Card
Release Date
Nov 2013
Apr 2021
Generation
Tesla Kepler
Quadro Ampere
Type
Professional
Professional
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Clock Speeds
Base Clock
706 MHz
1170 MHz
Boost Clock
706 MHz
1695 MHz
Memory Clock
1502 MHz
2000 MHz
Memory
Memory Size
12GB
24GB
Memory Type
GDDR5
GDDR6
Memory Bus
384bit
384bit
Bandwidth
288.4GB/s
768.0GB/s
Render Config
Shading Units
2880
8192
TMUs
240
256
ROPs
48
96
L1 Cache
16 KB (per SMX)
128 KB (per SM)
L2 Cache
1536 KB
6 MB
SM Count
—
64
Tensor Cores
—
256
RT Cores
—
64
Theoretical Performance
Pixel Rate
42.36 GPixel/s
162.7 GPixel/s
Texture Rate
169.4 GTexel/s
433.9 GTexel/s
FP32 (float)
4.067 TFLOPS
27.77 TFLOPS
FP64 (double)
1355.5 GFLOPS
433.9 GFLOPS
FP16 (half)
—
27.77 TFLOPS
Graphics Processor
GPU Name
GK110B
GA102
Architecture
Kepler
Ampere
Foundry
TSMC
Samsung
Process Size
28 nm
8 nm
Transistors
7.08 billion
28.3 billion
Die Size
561 mm²
628 mm²
Board Design
TDP
245W
230W
Suggested PSU
550 W
550 W
Outputs
No outputs
4x DisplayPort 1.4a
Power Connectors
—
1x 8-pin
Graphics Features
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.2.175
1.3
CUDA
3.5
8.6
Shader Model
6.5 (5.1)
6.7
▲ Specs Compare
Data sourced from official specifications and benchmark tests.