Radeon R5 M420 and GeForce 705M - video card comparison
Passmark - benchmark score Radeon R5 M420 vs GeForce 705M
Radeon R5 M420
501
GeForce 705M
469
Radeon R5 M420
GeForce 705M
Architecture
GCN (2011−2017)
Fermi (2010−2014)
GPU code name
Jet
GF119
Market segment
Laptop
Laptop
Release date
June 2016
June 2013
Bus support
-
PCI Express 2.0
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
-
None
Boost clock speed
850 MHz
-
Core clock speed
780 MHz
775 MHz
Floating-point performance
547.2 gflops
141.7 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
690 million
292 million
Pipelines / CUDA cores
320
48
Power consumption (TDP)
-
15 Watt
Texture fill rate
17.00
5.904
Memory type
DDR3
DDR3
Maximum RAM amount
4 GB
1 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
2000 MHz
1800 MHz
Memory bandwidth
16 GB/s
14.4 GB/s
Shared memory
-
-
Standard memory configuration
-
DDR3
Display Connectors
No outputs
No outputs
eDP 1.2 signal support
-
Up to 2560x1600
LVDS signal support
-
Up to 1920x1200
VGA аnalog display support
-
Up to 2048x1536
DisplayPort Multimode (DP++) support
-
Up to 2560x1600
HDCP content protection
-
+
HDMI
-
+
7.1 channel HD audio on HDMI
-
+
DirectX
12 (11_1)
12 API
CUDA
-
+
OpenCL
1.2
1.1
OpenGL
4.6
4.5
Shader Model
5.1
5.1
Vulkan
1.2.131
N/A
Blu-Ray 3D Support
-
+
H.264, VC1, MPEG2 1080p video decoder
-
+
Optimus
-
+
TrueHD and DTS-HD audio bitstreaming
-
+