NVIDIA GeForce GTX 950M Mac Edition vs AMD Radeon R9 M390 Mac Edition
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 950M Mac Edition and 2GB VRAM Radeon R9 M390 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 950M Mac Edition 's Advantages
Boost Clock1124MHz
Lower TDP (75W vs 80W)
AMD Radeon R9 M390 Mac Edition 's Advantages
Larger VRAM bandwidth (174.7GB/s vs 28.80GB/s)
384 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 950M Mac Edition
1.439 TFLOPS
Radeon R9 M390 Mac Edition
+36%
1.962 TFLOPS
Graphics Card
Mar 2015
Release Date
May 2015
GeForce 900M
Generation
Crystal System
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 3.0 x16
Clock Speeds
993 MHz
Base Clock
-
1124 MHz
Boost Clock
-
900 MHz
Memory Clock
1365 MHz
Memory
2GB
Memory Size
2GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
28.80GB/s
Bandwidth
174.7GB/s
Render Config
-
Compute Units
16
-
-
-
640
Shading Units
1024
40
TMUs
64
16
ROPs
32
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
512 KB
-
-
-
Theoretical Performance
17.98 GPixel/s
Pixel Rate
30.66 GPixel/s
44.96 GTexel/s
Texture Rate
61.31 GTexel/s
-
-
-
1439 GFLOPS
FP32 (float)
1.962 TFLOPS
44.96 GFLOPS
FP64 (double)
122.6 GFLOPS
Board Design
75W
TDP
80W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GM107
GPU Name
Pitcairn
N16P-GT
GPU Variant
Pitcairn PRO
(215-0828062)
Maxwell
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.87 billion
Transistors
2.8 billion
148 mm²
Die Size
212 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
5.0
CUDA
-
5.1
Shader Model
5.1
