Radeon R9 M395X Mac Edition vs Radeon R5 M240 Rebrand
We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M395X Mac Edition and 1024MB VRAM Radeon R5 M240 Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 M395X Mac Edition 's Advantages
Released 1 years and 4 months late
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (174.7GB/s vs 14.40GB/s)
1664 additional rendering cores
Radeon R5 M240 Rebrand 's Advantages
Boost Clock700MHz
Score
Benchmark
FP32 (float)
Radeon R9 M395X Mac Edition
+592%
3723
Radeon R5 M240 Rebrand
538
Graphics Card
May 2015
Release Date
Jan 2014
Crystal System
Generation
Crystal System
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x8
Clock Speeds
-
Base Clock
650 MHz
-
Boost Clock
700 MHz
1365 MHz
Memory Clock
900 MHz
Memory
4GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
64bit
174.7GB/s
Bandwidth
14.40GB/s
Render Config
32
Compute Units
6
2048
Shading Units
384
128
TMUs
24
32
ROPs
8
16 KB (per CU)
L1 Cache
16 KB (per CU)
512 KB
L2 Cache
128 KB
Theoretical Performance
29.09 GPixel/s
Pixel Rate
5.600 GPixel/s
116.4 GTexel/s
Texture Rate
16.80 GTexel/s
3.723 TFLOPS
FP16 (half)
-
3.723 TFLOPS
FP32 (float)
537.6 GFLOPS
232.7 GFLOPS
FP64 (double)
33.60 GFLOPS
Board Design
250W
TDP
Unknown
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
Amethyst
GPU Name
Mars
Amethyst XT
GPU Variant
Mars LE
GCN 3.0
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
5 billion
Transistors
0.95 billion
366 mm²
Die Size
77 mm²
Graphics Features
12 (12_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
2.0
OpenCL
1.2
1.2
Vulkan
1.2
6.3
Shader Model
5.1
