Radeon R9 380 and GeForce GT 620M - video card comparison
Passmark - benchmark score Radeon R9 380 vs GeForce GT 620M
Radeon R9 380
6330
GeForce GT 620M
447
Radeon R9 380
GeForce GT 620M
Architecture
GCN (2011−2017)
Fermi (2010−2014)
GPU code name
Tonga Pro
N13P-GLP / N13M-GS
Market segment
Desktop
Laptop
Release date
June 2015
March 2012
Bus support
PCIe 3.0
PCI Express 2.0
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
2 x 6-pin
-
Bridgeless CrossFire
1
-
Boost clock speed
970 MHz
715 MHz
Compute units
28
-
Core clock speed
-
Up to 625 MHz
CUDA cores
-
96
Floating-point performance
3,476 gflops
253.4 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
5,000 million
585 million
Pipelines / CUDA cores
1792
96
Power consumption (TDP)
190 Watt
15 Watt
Texture fill rate
108.6
Up to 10.0 billion/sec
Memory type
GDDR5
DDR3
Maximum RAM amount
4 GB
1 GB
Memory bus width
256 Bit
Up to 128bit
Memory clock speed
970 MHz
1800 MHz
Memory bandwidth
182.4 GB/s
Up to 28.8 GB/s
High bandwidth memory (HBM)
-
-
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
No outputs
Eyefinity
+
-
Number of Eyefinity displays
6
-
HDMI
+
+
HDCP
-
+
Maximum VGA resolution
-
Up to 2048x1536
DisplayPort support
+
-
DirectX
DirectX® 12
12 API
CUDA
-
+
Mantle
+
-
OpenCL
2.0
1.1
OpenGL
4.5
4.5
Shader Model
6.3
5.1
Vulkan
+
N/A
3D Blu-Ray
-
+
AppAcceleration
-
-
CrossFire
1
-
DDMA audio
+
-
Enduro
-
-
FreeSync
1
-
FRTC
1
-
HD3D
+
-
LiquidVR
1
-
Optimus
-
+
PowerTune
+
-
TrueAudio
+
-
VCE
+
-
ZeroCore
+
-