AMD Radeon RX 550 Mobile vs AMD Radeon E8870
We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 550 Mobile and 4GB VRAM Radeon E8870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 550 Mobile 's Advantages
Released 1 years and 10 months late
Boost Clock1287MHz
Lower TDP (50W vs 75W)
AMD Radeon E8870 's Advantages
More VRAM (4GB vs 2GB)
128 additional rendering cores
Score
Benchmark
FP32 (float)
Radeon RX 550 Mobile
+7%
1.647 TFLOPS
Radeon E8870
1.536 TFLOPS
Graphics Card
Jul 2017
Release Date
Sep 2015
Mobility Radeon
Generation
Embedded
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
MXM-B (3.0)
Clock Speeds
1100 MHz
Base Clock
-
1287 MHz
Boost Clock
-
1500 MHz
Memory Clock
1500 MHz
Memory
2GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
128bit
Memory Bus
128bit
96.00GB/s
Bandwidth
96.00GB/s
Render Config
10
Compute Units
12
-
-
-
640
Shading Units
768
40
TMUs
48
16
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
20.59 GPixel/s
Pixel Rate
16.00 GPixel/s
51.48 GTexel/s
Texture Rate
48.00 GTexel/s
1.647 TFLOPS
FP16 (half)
-
1.647 TFLOPS
FP32 (float)
1.536 TFLOPS
103.0 GFLOPS
FP64 (double)
96.00 GFLOPS
Board Design
50W
TDP
75W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
Lexa
GPU Name
Saturn
Lexa PRO
(215-0904018)
GPU Variant
Saturn PRO
GCN 4.0
Architecture
GCN 2.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
2.2 billion
Transistors
2.08 billion
103 mm²
Die Size
160 mm²
Graphics Features
12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.1
OpenCL
2.0
1.2
Vulkan
1.2
-
-
-
6.4
Shader Model
6.3
