Radeon R9 M395 Mac Edition vs GeForce GT 745M
We compared two Mobile platform GPUs: 2GB VRAM Radeon R9 M395 Mac Edition and 2GB VRAM GeForce GT 745M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Radeon R9 M395 Mac Edition 's Advantages
Released 2 years and 1 months late
Larger VRAM bandwidth (174.7GB/s vs 28.80GB/s)
1408 additional rendering cores
GeForce GT 745M 's Advantages
Lower TDP (45W vs 250W)
Score
Benchmark
FP32 (float)
Radeon R9 M395 Mac Edition
+364%
2989
GeForce GT 745M
643
Graphics Card
May 2015
Release Date
Apr 2013
Crystal System
Generation
GeForce 700M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x16
Clock Speeds
1365 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
2GB
GDDR5
Memory Type
DDR3
256bit
Memory Bus
128bit
174.7GB/s
Bandwidth
28.80GB/s
Render Config
28
Compute Units
-
1792
Shading Units
384
112
TMUs
32
32
ROPs
16
-
L1 Cache
16 KB (per SMX)
-
L2 Cache
256 KB
Theoretical Performance
26.69 GPixel/s
Pixel Rate
6.696 GPixel/s
93.41 GTexel/s
Texture Rate
26.78 GTexel/s
2.989 TFLOPS
FP32 (float)
642.8 GFLOPS
373.6 GFLOPS
FP64 (double)
26.78 GFLOPS
Board Design
250W
TDP
45W
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
Amethyst
GPU Name
GK107
Amethyst PRO
(216-0872004)
GPU Variant
N14P-LP
GCN 3.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
5 billion
Transistors
1.27 billion
366 mm²
Die Size
118 mm²
Graphics Features
12 (12_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.0
OpenCL
3.0
1.2
Vulkan
1.1
-
CUDA
3.0
6.3
Shader Model
5.1