Home GPU Comparison AMD Radeon R9 M395 Mac Edition vs AMD Radeon E9173 PCIe

AMD Radeon R9 M395 Mac Edition vs AMD Radeon E9173 PCIe

We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M395 Mac Edition and 2GB VRAM Radeon E9173 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M395 Mac Edition 's Advantages
Larger VRAM bandwidth (174.7GB/s vs 48.00GB/s)
1280 additional rendering cores
AMD Radeon E9173 PCIe 's Advantages
Released 2 years and 5 months late
Boost Clock1219MHz
Lower TDP (35W vs 250W)

Score

Benchmark

FP32 (float)
Radeon R9 M395 Mac Edition +139%
2.989 TFLOPS
Radeon E9173 PCIe
1.248 TFLOPS
VS

Graphics Card

May 2015
Release Date
Oct 2017
Crystal System
Generation
Embedded
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x8

Clock Speeds

-
Base Clock
1124 MHz
-
Boost Clock
1219 MHz
1365 MHz
Memory Clock
1500 MHz

Memory

2GB
Memory Size
2GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
64bit
174.7GB/s
Bandwidth
48.00GB/s

Render Config

-
SM Count
-
28
Compute Units
8
1792
Shading Units
512
112
TMUs
32
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
-
L1 Cache
16 KB (per CU)
-
L2 Cache
256 KB

Theoretical Performance

26.69 GPixel/s
Pixel Rate
19.50 GPixel/s
93.41 GTexel/s
Texture Rate
39.01 GTexel/s
-
FP16 (half)
1248 GFLOPS
2.989 TFLOPS
FP32 (float)
1248 GFLOPS
373.6 GFLOPS
FP64 (double)
78.02 GFLOPS

Graphics Processor

Amethyst
GPU Name
Lexa
Amethyst PRO (216-0872004)
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

250W
TDP
35W
-
Suggested PSU
-
No outputs
Outputs
1x DisplayPort 1.4a 2x mini-DisplayPort 1.4a
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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