Radeon HD 7870M and Radeon R7 M380 - video card comparison
Passmark - benchmark score Radeon HD 7870M vs Radeon R7 M380
Radeon HD 7870M
1552
Radeon R7 M380
1718
Radeon HD 7870M
Radeon R7 M380
Architecture
GCN (2011−2017)
GCN (2011−2017)
GPU code name
Heathrow XT
Tropo
Market segment
Laptop
Laptop
Release date
April 2012
May 2015
Bus support
-
PCIe 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Boost clock speed
-
915 MHz
Compute units
-
10
Core clock speed
800 MHz
915 MHz
Floating-point performance
1,024 gflops
1,171 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,500 million
1,500 million
Pipelines / CUDA cores
640
640
Power consumption (TDP)
45 Watt
-
Texture fill rate
32.00
36.60
Memory type
GDDR5
DDR3
Maximum RAM amount
2 GB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
4000 MHz
1000 MHz
Memory bandwidth
64 GB/s
32 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
Eyefinity
-
1
DirectX
12 (11_1)
DirectX® 12
Mantle
-
+
OpenCL
1.2
Not Listed
OpenGL
4.6
4.4
Shader Model
5.1
5.1
Vulkan
1.2.131
-
AppAcceleration
-
+
DualGraphics
-
1
Enduro
-
-
FreeSync
-
1
HD3D
-
+
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+