NVIDIA Quadro K620 vs Intel Data Center GPU Flex 140
We compared two Professional market GPUs: 2GB VRAM Quadro K620 and 6GB VRAM Data Center GPU Flex 140 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA Quadro K620 's Advantages
Lower TDP (45W vs 75W)
Intel Data Center GPU Flex 140 's Advantages
Released 8 years and 1 months late
Boost Clock has increased by 73% (1950MHz vs 1124MHz)
More VRAM (6GB vs 2GB)
Larger VRAM bandwidth (186.0GB/s vs 28.80GB/s)
640 additional rendering cores
Score
Benchmark
FP32 (float)
Quadro K620
0.863 TFLOPS
Data Center GPU Flex 140
+362%
3.994 TFLOPS
Graphics Card
Jul 2014
Release Date
Aug 2022
Quadro
Generation
Data Center GPU
Professional
Type
Professional
PCIe 2.0 x16
Bus Interface
PCIe 4.0 x8
Clock Speeds
1058 MHz
Base Clock
1600 MHz
1124 MHz
Boost Clock
1950 MHz
900 MHz
Memory Clock
1937 MHz
Memory
2GB
Memory Size
6GB
DDR3
Memory Type
GDDR6
128bit
Memory Bus
96bit
28.80GB/s
Bandwidth
186.0GB/s
Render Config
-
-
-
-
-
-
384
Shading Units
1024
24
TMUs
64
16
ROPs
32
-
-
-
-
RT Cores
8
64 KB (per SMM)
L1 Cache
-
2 MB
L2 Cache
4 MB
-
-
-
Theoretical Performance
17.98 GPixel/s
Pixel Rate
62.40 GPixel/s
26.98 GTexel/s
Texture Rate
124.8 GTexel/s
-
FP16 (half)
7.987 TFLOPS
863.2 GFLOPS
FP32 (float)
3.994 TFLOPS
26.98 GFLOPS
FP64 (double)
-
Board Design
45W
TDP
75W
200 W
Suggested PSU
250 W
1x DVI
1x DisplayPort 1.4a
Outputs
1x HDMI 2.1
3x DisplayPort 2.0
None
Power Connectors
1x 8-pin
Graphics Processor
GM107
GPU Name
DG2-128
GM107-850-A2
GPU Variant
ACM-G11
Maxwell
Architecture
Generation 12.7
TSMC
Foundry
TSMC
28 nm
Process Size
6 nm
1.87 billion
Transistors
7.2 billion
148 mm²
Die Size
157 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
5.0
CUDA
-
5.1
Shader Model
6.6
