AMD Radeon RX 470 vs AMD Radeon RX 550X Mobile
GPU · Specs Compare
Graphics Card
Release Date
Aug 2016
Apr 2018
Generation
Arctic Islands
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Clock Speeds
Base Clock
926 MHz
1100 MHz
Boost Clock
1206 MHz
1176 MHz
Memory Clock
1650 MHz
1500 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
64bit
Bandwidth
211.2GB/s
48.00GB/s
Render Config
Compute Units
32
10
Shading Units
2048
640
TMUs
128
40
ROPs
32
16
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
512 KB
Theoretical Performance
Pixel Rate
38.59 GPixel/s
18.82 GPixel/s
Texture Rate
154.4 GTexel/s
47.04 GTexel/s
FP16 (half)
4.940 TFLOPS
1.505 TFLOPS
FP32 (float)
4.940 TFLOPS
1.505 TFLOPS
FP64 (double)
308.7 GFLOPS
94.08 GFLOPS
Graphics Processor
GPU Name
Ellesmere
Polaris 23
GPU Variant
Polaris 10 PRO(215-0876204)
Polaris 23 MXT
Architecture
GCN 4.0
GCN 4.0
Foundry
GlobalFoundries
GlobalFoundries
Process Size
14 nm
14 nm
Transistors
5.7 billion
2.2 billion
Die Size
232 mm²
103 mm²
Board Design
TDP
120W
50W
Suggested PSU
300 W
—
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2
1.2
Shader Model
6.4
6.4
▲ Specs Compare
Data sourced from official specifications and benchmark tests.