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Quadro K620 and HD Graphics 620 - video card comparison


Passmark - benchmark score Quadro K620 vs HD Graphics 620

Quadro K620
2297
HD Graphics 620
963

Quadro K620

HD Graphics 620


Architecture
Maxwell (2014−2018)
Gen. 9.5 Kaby Lake (2015−2017)

GPU code name
GM107
Kaby-Lake GT2

Market segment
Workstation
Laptop

Release date
July 2014
August 2016

Interface
PCIe 2.0 x16
PCIe 3.0 x1

Supplementary power connectors
None
-

Boost clock speed
1124 MHz
1050 MHz

Core clock speed
1058 MHz
300 MHz

Floating-point performance
863.2 gflops
403.2 gflops

Manufacturing process technology
28 nm
14 nm

Number of transistors
1,870 million
189 million

Pipelines / CUDA cores
384
24

Power consumption (TDP)
41 Watt
15 Watt

Texture fill rate
26.98
25.20

Memory type
128 Bit
DDR3L/LPDDR3/LPDDR4

Maximum RAM amount
2 GB
32 GB

Memory bus width
128 Bit
64/128 Bit

Memory clock speed
1800 MHz
System Shared

Memory bandwidth
Up to 29 GB/s
-

Shared memory
-
+

Display Connectors
DVI-I DP
No outputs

Number of simultaneous displays
4
-

DirectX
12
12 (12_1)

CUDA
5.0
-

OpenCL
1.2
2.1

OpenGL
4.5
4.6

Shader Model
5
6.4

Vulkan
+
+

3D Vision Pro
+
-

Mosaic
+
-

nView Desktop Management
+
-

Quick Sync
-
+