NVIDIA RTX A4000 Mobile vs NVIDIA Tesla K20Xm
GPU Specs Compare
Graphics Card
Release Date
Apr 2021
Nov 2012
Generation
Ampere-MW
Tesla
Type
Professional
Professional
Bus Interface
PCIe 4.0 x16
PCIe 3.0 x16
Clock Speeds
Base Clock
1140 MHz
-
Boost Clock
1680 MHz
-
Memory Clock
1500 MHz
1300 MHz
Memory
Memory Size
8GB
6GB
Memory Type
GDDR6
GDDR5
Memory Bus
256bit
384bit
Bandwidth
384.0GB/s
249.6GB/s
Render Config
SM Count
40
-
Shading Units
5120
2688
TMUs
160
224
ROPs
80
48
Tensor Cores
160
-
RT Cores
40
-
L1 Cache
128 KB (per SM)
16 KB (per SMX)
L2 Cache
4 MB
1536 KB
Theoretical Performance
Pixel Rate
134.4 GPixel/s
40.99 GPixel/s
Texture Rate
268.8 GTexel/s
164.0 GTexel/s
FP16 (half)
17.20 TFLOPS
-
FP32 (float)
17.20 TFLOPS
3.935 TFLOPS
FP64 (double)
268.8 GFLOPS
1312 GFLOPS
Graphics Processor
GPU Name
GA104
GK110
Architecture
Ampere
Kepler
Foundry
Samsung
TSMC
Process Size
8 nm
28 nm
Transistors
17.4 billion
7.08 billion
Die Size
392 mm²
561 mm²
Board Design
TDP
115W
235W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
-
Suggested PSU
-
550 W
Graphics Features
DirectX
12 Ultimate (12_2)
12 (11_0)
OpenGL
4.6
4.6
OpenCL
3.0
3.0
Vulkan
1.3
1.1
CUDA
8.6
3.5
Shader Model
6.8
5.1
📊 Benchmark
Blender
2,825
-