Radeon R7 240 and Radeon HD 7640G + HD 7670M Dual Graphics - video card comparison
Radeon R7 240
Radeon HD 7640G + HD 7670M Dual Graphics
Architecture
GCN 1.0 (2012−2020)
Terascale 3 (2010−2013)
GPU code name
Oland
-
Market segment
Desktop
Laptop
Release date
October 2013
May 2012
Bus support
PCIe 3.0
-
Interface
PCIe 3.0 x8
-
Supplementary power connectors
N/A
-
Boost clock speed
780 MHz
-
Core clock speed
-
655 / 600 MHz
Floating-point performance
499.2 gflops
-
Manufacturing process technology
28 nm
40 nm
Number of transistors
950 million
-
Pipelines / CUDA cores
320
736
Power consumption (TDP)
50 Watt
-
Texture fill rate
14.00
-
Memory type
GDDR5
-
Maximum RAM amount
2 GB
-
Memory bus width
128 Bit
128 Bit
Memory clock speed
1150 MHz
1800 MHz
Memory bandwidth
72 GB/s
-
Shared memory
-
+
Display Connectors
1x DVI, 1x HDMI, 1x VGA
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 12
11
Mantle
-
-
OpenCL
1.2
-
OpenGL
4.6
-
Shader Model
5.1
-
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-