Radeon R9 285 and Radeon E9260 MXM - video card comparison
Radeon R9 285
Radeon E9260 MXM
Architecture
GCN 3.0 (2014−2017)
GCN 4.0 (2016−2020)
GPU code name
Tonga
Baffin
Market segment
Desktop
Desktop
Release date
September 2014
September 2016
Interface
PCIe 3.0 x16
MXM-A (3.0)
Supplementary power connectors
2x 6-pin
None
Boost clock speed
-
1200 MHz
Core clock speed
918 MHz
1090 MHz
Floating-point performance
3,290 gflops
2,150 gflops
Manufacturing process technology
28 nm
14 nm
Number of transistors
5,000 million
3,000 million
Pipelines / CUDA cores
1792
896
Power consumption (TDP)
190 Watt
50 Watt
Texture fill rate
102.8
57.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
5.5 GB/s
7000 MHz
Memory bandwidth
176.0 GB/s
112.0 GB/s
Display Connectors
2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
No outputs
HDMI
+
-
DirectX
12 (12_0)
12 (12_0)
OpenCL
2.1
2.0
OpenGL
4.6
4.6
Shader Model
6.5
6.4
Vulkan
1.2.170
1.2.131