Home GPU Comparison AMD Radeon R9 M395X Mac Edition vs NVIDIA GeForce GT 540M

AMD Radeon R9 M395X Mac Edition vs NVIDIA GeForce GT 540M

We compared two Mobile platform GPUs: 4GB VRAM Radeon R9 M395X Mac Edition and 1024MB VRAM GeForce GT 540M 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
Released 4 years and 4 months late
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (174.7GB/s vs 28.80GB/s)
1952 additional rendering cores
NVIDIA GeForce GT 540M 's Advantages
Lower TDP (35W vs 250W)

Score

Benchmark

FP32 (float)
Radeon R9 M395X Mac Edition +1343%
3.723 TFLOPS
GeForce GT 540M
0.258 TFLOPS
VS

Graphics Card

May 2015
Release Date
Jan 2011
Crystal System
Generation
GeForce 500M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-A (3.0)

Clock Speeds

-
-
-
-
-
-
1365 MHz
Memory Clock
900 MHz

Memory

4GB
Memory Size
1024MB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
128bit
174.7GB/s
Bandwidth
28.80GB/s

Render Config

32
Compute Units
-
-
SM Count
2
2048
Shading Units
96
128
TMUs
16
32
ROPs
4
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
64 KB (per SM)
512 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

29.09 GPixel/s
Pixel Rate
2.688 GPixel/s
116.4 GTexel/s
Texture Rate
10.75 GTexel/s
3.723 TFLOPS
FP16 (half)
-
3.723 TFLOPS
FP32 (float)
258.0 GFLOPS
232.7 GFLOPS
FP64 (double)
21.50 GFLOPS

Board Design

250W
TDP
35W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-

Graphics Processor

Amethyst
GPU Name
GF108
Amethyst XT
GPU Variant
N12P-GS-A1
GCN 3.0
Architecture
Fermi
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
5 billion
Transistors
0.585 billion
366 mm²
Die Size
116 mm²

Graphics Features

12 (12_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.0
OpenCL
1.1
1.2
Vulkan
N/A
-
CUDA
2.1
6.3
Shader Model
5.1

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