HD Graphics 3000 and HD Graphics 400 - video card comparison
HD Graphics 3000
HD Graphics 400
Architecture
Gen. 6 Sandy Bridge (2011)
Generation 8.0 (2014−2015)
GPU code name
Sandy Bridge
Braswell GT1
Market segment
Laptop
Desktop
Release date
February 2011
April 2015
Interface
PCIe 1.0 x16
PCIe 3.0 x1
Boost clock speed
1350 MHz
640 MHz
Core clock speed
350 MHz
320 MHz
Floating-point performance
20.4 gflops
134.4 gflops
Manufacturing process technology
32 nm
14 nm
Number of transistors
995 million
189 million
Pipelines / CUDA cores
12
96
Power consumption (TDP)
unknown
6 Watt
Texture fill rate
13.80
7.680
Memory type
System Shared
DDR3L
Maximum RAM amount
System Shared
8 GB
Memory bus width
64/128 Bit
System Shared
Memory clock speed
System Shared
System Shared
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
11.1 (10_1)
12 (11_1)
OpenCL
N/A
2.0
OpenGL
3.1
4.3
Shader Model
4.1
5.1
Vulkan
N/A
1.1.80