AMD Radeon RX 560X Mobile vs AMD Radeon R9 270 1024SP
GPU Specs Compare
Graphics Card
Release Date
Jan 2019
Mar 2015
Generation
Mobility Radeon
Volcanic Islands
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x16
Clock Speeds
Memory Clock
1750 MHz
1200 MHz
Base Clock
-
900 MHz
Boost Clock
-
925 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
256bit
Bandwidth
112.0GB/s
153.6GB/s
Render Config
Compute Units
14
16
Shading Units
896
1024
TMUs
56
64
ROPs
16
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
512 KB
Theoretical Performance
Pixel Rate
19.57 GPixel/s
29.60 GPixel/s
Texture Rate
68.49 GTexel/s
59.20 GTexel/s
FP16 (half)
2.192 TFLOPS
-
FP32 (float)
2.192 TFLOPS
1.894 TFLOPS
FP64 (double)
137.0 GFLOPS
118.4 GFLOPS
Graphics Processor
GPU Name
Polaris 31
Pitcairn
GPU Variant
Polaris 31 MXL
Pitcairn PRO(215-0828062)
Architecture
GCN 4.0
GCN 1.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
28 nm
Transistors
3 billion
2.8 billion
Die Size
123 mm²
212 mm²
Board Design
TDP
65W
150W
Outputs
No outputs
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Power Connectors
None
1x 6-pin
Suggested PSU
-
450 W
Graphics Features
DirectX
12 (12_0)
12 (11_1)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.2
1.2
Shader Model
6.4
5.1