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GPU Comparison
AMD Radeon R9 M390X vs AMD Radeon E9172 MXM
AMD Radeon R9 M390X vs AMD Radeon E9172 MXM
VS
AMD Radeon R9 M390X
AMD Radeon E9172 MXM
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M390X and 2GB VRAM Radeon E9172 MXM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon R9 M390X 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (160.0GB/s vs 48.00GB/s)
1536 additional rendering cores
AMD Radeon E9172 MXM 's Advantages
Released 2 years and 5 months late
Boost Clock1219MHz
Lower TDP (35W vs 75W)
Score
Benchmark
FP32 (float)
Radeon R9 M390X
+137%
2.961 TFLOPS
Radeon E9172 MXM
1.248 TFLOPS
Radeon R9 M390X
VS
Radeon E9172 MXM
Graphics Card
May 2015
Release Date
Oct 2017
Crystal System
Generation
Embedded
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-A (3.0)
Clock Speeds
-
Base Clock
1124 MHz
-
Boost Clock
1219 MHz
1250 MHz
Memory Clock
1500 MHz
Memory
4GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
64bit
160.0GB/s
Bandwidth
48.00GB/s
Render Config
-
SM Count
-
32
Compute Units
8
2048
Shading Units
512
128
TMUs
32
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
256 KB
Theoretical Performance
23.14 GPixel/s
Pixel Rate
19.50 GPixel/s
92.54 GTexel/s
Texture Rate
39.01 GTexel/s
2.961 TFLOPS
FP16 (half)
1248 GFLOPS
2.961 TFLOPS
FP32 (float)
1248 GFLOPS
185.1 GFLOPS
FP64 (double)
78.02 GFLOPS
Graphics Processor
Amethyst
GPU Name
Lexa
Amethyst XT
GPU Variant
E9170
GCN 3.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
5 billion
Transistors
2.2 billion
366 mm²
Die Size
103 mm²
Board Design
75W
TDP
35W
-
Suggested PSU
-
No outputs
Outputs
No outputs
None
Power Connectors
None
Graphics Features
12 (12_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
2.0
OpenCL
2.1
1.2
Vulkan
1.2
-
CUDA
-
6.3
Shader Model
6.4
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