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GPU Comparison
AMD Radeon RX 470 Mobile vs AMD Radeon E8870
AMD Radeon RX 470 Mobile vs AMD Radeon E8870
VS
AMD Radeon RX 470 Mobile
AMD Radeon E8870
We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 470 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 470 Mobile 's Advantages
Released 11 months late
Boost Clock1074MHz
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (224.0GB/s vs 96.00GB/s)
1280 additional rendering cores
AMD Radeon E8870 's Advantages
Lower TDP (75W vs 85W)
Score
Benchmark
FP32 (float)
Radeon RX 470 Mobile
+186%
4.399 TFLOPS
Radeon E8870
1.536 TFLOPS
Radeon RX 470 Mobile
VS
Radeon E8870
Graphics Card
Aug 2016
Release Date
Sep 2015
Mobility Radeon
Generation
Embedded
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-B (3.0)
Clock Speeds
926 MHz
Base Clock
-
1074 MHz
Boost Clock
-
1750 MHz
Memory Clock
1500 MHz
Memory
8GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
224.0GB/s
Bandwidth
96.00GB/s
Render Config
32
Compute Units
12
-
-
-
2048
Shading Units
768
128
TMUs
48
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
256 KB
-
-
-
Theoretical Performance
34.37 GPixel/s
Pixel Rate
16.00 GPixel/s
137.5 GTexel/s
Texture Rate
48.00 GTexel/s
4.399 TFLOPS
FP16 (half)
-
4.399 TFLOPS
FP32 (float)
1.536 TFLOPS
274.9 GFLOPS
FP64 (double)
96.00 GFLOPS
Board Design
85W
TDP
75W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
Ellesmere
GPU Name
Saturn
Ellesmere PRO
GPU Variant
Saturn PRO
GCN 4.0
Architecture
GCN 2.0
GlobalFoundries
Foundry
TSMC
14 nm
Process Size
28 nm
5.7 billion
Transistors
2.08 billion
232 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
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9
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10
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