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GPU Comparison
NVIDIA Tesla T40 24 GB vs NVIDIA Quadro K420
NVIDIA Tesla T40 24 GB vs NVIDIA Quadro K420
VS
NVIDIA Tesla T40 24 GB
NVIDIA Quadro K420
We compared two Professional market GPUs: 24GB VRAM Tesla T40 24 GB and 1024MB VRAM Quadro K420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Tesla T40 24 GB 's Advantages
Boost Clock1560MHz
More VRAM (24GB vs 1GB)
Larger VRAM bandwidth (624.0GB/s vs 28.51GB/s)
4416 additional rendering cores
NVIDIA Quadro K420 's Advantages
Lower TDP (41W vs 260W)
Score
Benchmark
FP32 (float)
Tesla T40 24 GB
+4179%
14.38 TFLOPS
Quadro K420
0.336 TFLOPS
Tesla T40 24 GB
VS
Quadro K420
Graphics Card
Unknown
Release Date
Jul 2014
Tesla Turing
Generation
Quadro
Professional
Type
Professional
PCIe 3.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1305 MHz
Base Clock
-
1560 MHz
Boost Clock
-
1625 MHz
Memory Clock
891 MHz
Memory
24GB
Memory Size
1024MB
GDDR6
Memory Type
DDR3
384bit
Memory Bus
128bit
624.0GB/s
Bandwidth
28.51GB/s
Render Config
72
SM Count
-
-
Compute Units
-
4608
Shading Units
192
288
TMUs
16
96
ROPs
16
576
Tensor Cores
-
72
RT Cores
-
64 KB (per SM)
L1 Cache
16 KB (per SMX)
6 MB
L2 Cache
256 KB
Theoretical Performance
149.8 GPixel/s
Pixel Rate
3.504 GPixel/s
449.3 GTexel/s
Texture Rate
14.02 GTexel/s
28.75 TFLOPS
FP16 (half)
-
14.38 TFLOPS
FP32 (float)
336.4 GFLOPS
449.3 GFLOPS
FP64 (double)
14.02 GFLOPS
Graphics Processor
TU102
GPU Name
GK107
-
GPU Variant
GK107-301-A2
Turing
Architecture
Kepler
TSMC
Foundry
TSMC
12 nm
Process Size
28 nm
18.6 billion
Transistors
1.27 billion
754 mm²
Die Size
118 mm²
Board Design
260W
TDP
41W
600 W
Suggested PSU
200 W
No outputs
Outputs
1x DVI 1x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
None
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
7.5
CUDA
3.0
6.7
Shader Model
5.1
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