Radeon R9 M390 and HD Graphics 4000 - video card comparison
Radeon R9 M390
HD Graphics 4000
Architecture
GCN (2011−2017)
Gen. 7 Ivy Bridge (2011−2012)
GPU code name
Pitcairn
Ivy Bridge
Market segment
Laptop
Laptop
Release date
June 2015
March 2011
Bus support
PCIe 3.0
-
Interface
-
PCIe 1.0 x16
Boost clock speed
-
1350 MHz
Core clock speed
-
350 MHz
Floating-point performance
-
33.6 gflops
Manufacturing process technology
28 nm
22 nm
Number of transistors
5000 Million
1,200 million
Pipelines / CUDA cores
1024
16
Power consumption (TDP)
-
unknown
Texture fill rate
-
20.80
Memory type
GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
256 Bit
64/128 Bit
Memory clock speed
-
System Shared
Shared memory
-
+
Display Connectors
-
No outputs
Eyefinity
1
-
DirectX
DirectX® 12
11.1 (11_0)
Mantle
+
-
OpenCL
Not Listed
1.2
OpenGL
4.4
4.0
Shader Model
-
5.0
Vulkan
-
1.1.80
AppAcceleration
-
-
DualGraphics
1
-
Enduro
-
-
FreeSync
1
-
HD3D
+
-
PowerTune
+
-
Quick Sync
-
+
Switchable graphics
1
-
TrueAudio
-
-
ZeroCore
+
-