Data Center GPU Flex 170 vs Quadro K420
We compared two Professional market GPUs: 16GB VRAM Data Center GPU Flex 170 and 1024MB VRAM Quadro K420 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Data Center GPU Flex 170 's Advantages
Released 8 years and 1 months late
Boost Clock2050MHz
More VRAM (16GB vs 1024GB)
Larger VRAM bandwidth (512.0GB/s vs 28.51GB/s)
3904 additional rendering cores
Quadro K420 's Advantages
Lower TDP (41W vs 150W)
Score
Benchmark
FP32 (float)
Data Center GPU Flex 170
+4897%
16790
Quadro K420
336
Graphics Card
Aug 2022
Release Date
Jul 2014
Data Center GPU
Generation
Quadro
Professional
Type
Professional
PCIe 4.0 x16
Bus Interface
PCIe 2.0 x16
Clock Speeds
1950 MHz
Base Clock
-
2050 MHz
Boost Clock
-
2000 MHz
Memory Clock
891 MHz
Memory
16GB
Memory Size
1024MB
GDDR6
Memory Type
DDR3
256bit
Memory Bus
128bit
512.0GB/s
Bandwidth
28.51GB/s
Render Config
4096
Shading Units
192
256
TMUs
16
128
ROPs
16
32
RT Cores
-
-
L1 Cache
16 KB (per SMX)
16 MB
L2 Cache
256 KB
Theoretical Performance
262.4 GPixel/s
Pixel Rate
3.504 GPixel/s
524.8 GTexel/s
Texture Rate
14.02 GTexel/s
33.59 TFLOPS
FP16 (half)
-
16.79 TFLOPS
FP32 (float)
336.4 GFLOPS
-
FP64 (double)
14.02 GFLOPS
Board Design
150W
TDP
41W
450 W
Suggested PSU
200 W
1x HDMI 2.1
3x DisplayPort 2.0
Outputs
1x DVI
1x DisplayPort 1.2
1x 8-pin
Power Connectors
None
Graphics Processor
DG2-512
GPU Name
GK107
ACM-G10
GPU Variant
GK107-301-A2
Generation 12.7
Architecture
Kepler
TSMC
Foundry
TSMC
6 nm
Process Size
28 nm
21.7 billion
Transistors
1.27 billion
406 mm²
Die Size
118 mm²
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
-
CUDA
3.0
6.6
Shader Model
5.1
