AMD Radeon R9 M385 vs AMD Radeon RX 550 Mobile
GPU · Specs Compare
Graphics Card
Release Date
May 2015
Jul 2017
Generation
Gem System
Mobility Radeon
Type
Mobile
Mobile
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Clock Speeds
Base Clock
900 MHz
1100 MHz
Boost Clock
1000 MHz
1287 MHz
Memory Clock
1200 MHz
1500 MHz
Memory
Memory Size
4GB
2GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
128bit
Bandwidth
76.80GB/s
96.00GB/s
Render Config
Compute Units
14
10
Shading Units
896
640
TMUs
56
40
ROPs
16
16
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
512 KB
Theoretical Performance
Pixel Rate
16.00 GPixel/s
20.59 GPixel/s
Texture Rate
56.00 GTexel/s
51.48 GTexel/s
FP32 (float)
1.792 TFLOPS
1.647 TFLOPS
FP64 (double)
112.0 GFLOPS
103.0 GFLOPS
FP16 (half)
—
1.647 TFLOPS
Graphics Processor
GPU Name
Strato
Lexa
GPU Variant
Strato XT
Lexa PRO(215-0904018)
Architecture
GCN 2.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
2.08 billion
2.2 billion
Die Size
160 mm²
103 mm²
Board Design
TDP
Unknown
50W
Outputs
Portable Device Dependent
No outputs
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
▲ Specs Compare
Data sourced from official specifications and benchmark tests.