Radeon HD 8870M and Radeon R9 M265X - video card comparison
Passmark - benchmark score Radeon HD 8870M vs Radeon R9 M265X
Radeon HD 8870M
1687
Radeon R9 M265X
1172
Radeon HD 8870M
Radeon R9 M265X
Architecture
GCN (2011−2017)
GCN (2011−2017)
GPU code name
Venus
Venus Pro
Market segment
Laptop
Laptop
Release date
December 2012
January 2014
Bus support
-
PCIe 3.0 x16
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Boost clock speed
775 MHz
625 MHz
Compute units
-
10
Core clock speed
725 MHz
625 MHz
Floating-point performance
992.0 gflops
800.0 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,500 million
1,500 million
Pipelines / CUDA cores
640
640
Texture fill rate
31.00
25.00
Memory type
GDDR5, DDR3
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
4500 MHz
1125 MHz
Memory bandwidth
72 GB/s
72 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
Eyefinity
-
1
DirectX
12 (11_1)
DirectX® 11
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
-
+