Radeon R9 390 and Radeon 2100 IGP - video card comparison
Radeon R9 390
Radeon 2100 IGP
Architecture
GCN 2.0 (2013−2017)
R400 (2004−2008)
GPU code name
Grenada
RS740
Market segment
Desktop
Desktop
Release date
June 2015
March 2008
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
1 x 6-pin, 1 x 8-pin
-
Bridgeless CrossFire
1
-
Boost clock speed
1000 MHz
-
Core clock speed
-
400 MHz
Floating-point performance
5,120 gflops
-
Manufacturing process technology
28 nm
55 nm
Number of transistors
6,200 million
120 million
Pipelines / CUDA cores
2560
-
Power consumption (TDP)
275 Watt
-
Texture fill rate
160.0
1.600
Memory type
GDDR5
System Shared
Maximum RAM amount
0 MB
System Shared
Memory bus width
512 Bit
System Shared
Memory clock speed
1000 MHz
System Shared
Memory bandwidth
384 GB/s
-
High bandwidth memory (HBM)
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
Eyefinity
1
-
Number of Eyefinity displays
6
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 12
9.0b (9_2)
Mantle
+
-
OpenCL
2.0
N/A
OpenGL
4.6
2.0
Shader Model
6.3
-
Vulkan
+
N/A
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
+
-
TrueAudio
+
-
VCE
+
-
ZeroCore
-
-