Home GPU Comparison AMD Radeon R9 M395X Mac Edition vs AMD Radeon E9260 PCIe

AMD Radeon R9 M395X Mac Edition vs AMD Radeon E9260 PCIe

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M395X Mac Edition and 4GB VRAM Radeon E9260 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 M395X Mac Edition 's Advantages
Larger VRAM bandwidth (174.7GB/s vs 112.0GB/s)
1152 additional rendering cores
AMD Radeon E9260 PCIe 's Advantages
Released 1 years and 4 months late
Boost Clock1200MHz
Lower TDP (80W vs 250W)

Score

Benchmark

FP32 (float)
Radeon R9 M395X Mac Edition +73%
3.723 TFLOPS
Radeon E9260 PCIe
2.15 TFLOPS
VS

Graphics Card

May 2015
Release Date
Sep 2016
Crystal System
Generation
Embedded
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x8

Clock Speeds

-
Base Clock
1090 MHz
-
Boost Clock
1200 MHz
1365 MHz
Memory Clock
1750 MHz

Memory

4GB
Memory Size
4GB
GDDR5
Memory Type
GDDR5
256bit
Memory Bus
128bit
174.7GB/s
Bandwidth
112.0GB/s

Render Config

-
SM Count
-
32
Compute Units
14
2048
Shading Units
896
128
TMUs
48
32
ROPs
16
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
1024 KB

Theoretical Performance

29.09 GPixel/s
Pixel Rate
19.20 GPixel/s
116.4 GTexel/s
Texture Rate
57.60 GTexel/s
3.723 TFLOPS
FP16 (half)
2.150 TFLOPS
3.723 TFLOPS
FP32 (float)
2.150 TFLOPS
232.7 GFLOPS
FP64 (double)
134.4 GFLOPS

Graphics Processor

Amethyst
GPU Name
Baffin
Amethyst XT
GPU Variant
Baffin E9260 (216-0885288)
GCN 3.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
5 billion
Transistors
3 billion
366 mm²
Die Size
123 mm²

Board Design

250W
TDP
80W
-
Suggested PSU
-
No outputs
Outputs
4x 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
1.3
-
CUDA
-
6.3
Shader Model
6.7

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