AMD Radeon E9550 MXM vs AMD Radeon E8870
We compared two Mobile platform GPUs: 8GB VRAM Radeon E9550 MXM and 4GB VRAM Radeon E8870 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon E9550 MXM 's Advantages
Released 1 years late
Boost Clock1266MHz
More VRAM (8GB vs 4GB)
Larger VRAM bandwidth (160.0GB/s vs 96.00GB/s)
1536 additional rendering cores
AMD Radeon E8870 's Advantages
Lower TDP (75W vs 95W)
Score
Benchmark
FP32 (float)
Radeon E9550 MXM
+279%
5.834 TFLOPS
Radeon E8870
1.536 TFLOPS
Graphics Card
Sep 2016
Release Date
Sep 2015
Embedded
Generation
Embedded
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-B (3.0)
Clock Speeds
1120 MHz
Base Clock
-
1266 MHz
Boost Clock
-
1250 MHz
Memory Clock
1500 MHz
Memory
8GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
160.0GB/s
Bandwidth
96.00GB/s
Render Config
36
Compute Units
12
-
-
-
2304
Shading Units
768
144
TMUs
48
32
ROPs
16
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
256 KB
-
-
-
Theoretical Performance
40.51 GPixel/s
Pixel Rate
16.00 GPixel/s
182.3 GTexel/s
Texture Rate
48.00 GTexel/s
5.834 TFLOPS
FP16 (half)
-
5.834 TFLOPS
FP32 (float)
1.536 TFLOPS
364.6 GFLOPS
FP64 (double)
96.00 GFLOPS
Board Design
95W
TDP
75W
-
-
-
1x HDMI 2.0b
3x DisplayPort 1.4a
Outputs
No outputs
None
Power Connectors
None
Graphics Processor
Ellesmere
GPU Name
Saturn
Ellesmere XT
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
