Mobility Radeon HD 4870 and Radeon R5 M335 - video card comparison
Mobility Radeon HD 4870
Radeon R5 M335
Architecture
Terascale 1 (2008−2010)
GCN 1.0 (2012−2020)
GPU code name
M98-XT
Exo XT DDR3
Market segment
Laptop
Laptop
Release date
January 2009
June 2015
Bus support
-
PCIe 3.0
Interface
PCIe 2.0 x16
PCIe 3.0 x8
Supplementary power connectors
-
None
Boost clock speed
-
1070 MHz
Compute units
-
5
Core clock speed
550 MHz
1070 MHz
Floating-point performance
880.0 gflops
684.8 gflops
Manufacturing process technology
55 nm
28 nm
Number of transistors
956 million
690 million
Pipelines / CUDA cores
800
320
Power consumption (TDP)
-
unknown
Texture fill rate
22.00
21.40
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
4 GB
Memory bus width
256 Bit
64 Bit
Memory clock speed
888 MHz
1100 MHz
Memory bandwidth
56.83 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
10.1 (10_1)
DirectX® 12
Mantle
-
+
OpenCL
1.1
Not Listed
OpenGL
3.3
4.4
Shader Model
4.1
5.0
Vulkan
N/A
+
AppAcceleration
-
-
DualGraphics
-
1
Enduro
-
-
HD3D
-
+
PowerTune
-
+
Switchable graphics
-
1
TrueAudio
-
-
ZeroCore
-
+