AMD Radeon R9 Nano vs AMD Radeon 550X Mobile
GPU Specs Compare
Graphics Card
Release Date
Aug 2015
Apr 2018
Generation
Pirate Islands
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Clock Speeds
Memory Clock
500 MHz
1500 MHz
Base Clock
-
1100 MHz
Boost Clock
-
1287 MHz
Memory
Memory Size
4GB
4GB
Memory Type
HBM
GDDR5
Memory Bus
4096bit
64bit
Bandwidth
512.0GB/s
48.00GB/s
Render Config
Compute Units
64
10
Shading Units
4096
640
TMUs
256
40
ROPs
64
16
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
256 KB
Theoretical Performance
Pixel Rate
64.00 GPixel/s
20.59 GPixel/s
Texture Rate
256.0 GTexel/s
51.48 GTexel/s
FP16 (half)
8.192 TFLOPS
1.647 TFLOPS
FP32 (float)
8.192 TFLOPS
1.647 TFLOPS
FP64 (double)
512.0 GFLOPS
103.0 GFLOPS
Graphics Processor
GPU Name
Fiji
Polaris 23
GPU Variant
Fiji XT CA(215-0862120)
Polaris 23 MXT
Architecture
GCN 3.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
8.9 billion
2.2 billion
Die Size
596 mm²
103 mm²
Board Design
TDP
175W
50W
Suggested PSU
450 W
-
Outputs
1x HDMI 1.4a3x DisplayPort 1.2
No outputs
Power Connectors
1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.0
2.1
Vulkan
1.2
1.2
Shader Model
6.3
6.4