AMD Radeon R9 M270X vs AMD Radeon RX 560X
GPU Specs Compare
Graphics Card
Release Date
Feb 2015
Apr 2018
Generation
Gem System
Polaris
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Clock Speeds
Base Clock
900 MHz
1175 MHz
Boost Clock
1000 MHz
1275 MHz
Memory Clock
1375 MHz
1750 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
128bit
Bandwidth
88.00GB/s
112.0GB/s
Render Config
Compute Units
12
16
Shading Units
768
1024
TMUs
48
64
ROPs
16
16
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
1024 KB
Theoretical Performance
Pixel Rate
16.00 GPixel/s
20.40 GPixel/s
Texture Rate
48.00 GTexel/s
81.60 GTexel/s
FP32 (float)
1.536 TFLOPS
2.611 TFLOPS
FP64 (double)
96.00 GFLOPS
163.2 GFLOPS
FP16 (half)
-
2.611 TFLOPS
Graphics Processor
GPU Name
Saturn
Polaris 21
GPU Variant
Saturn PRO(216-0843044)
Polaris 21 XT(215-0908004)
Architecture
GCN 2.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
2.08 billion
3 billion
Die Size
160 mm²
123 mm²
Board Design
TDP
Unknown
75W
Outputs
Portable Device Dependent
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
Suggested PSU
-
250 W
Power Connectors
-
None
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2.170
1.2
Shader Model
6.5
6.4