GeForce GTX 950M vs GeForce GTX 680MX Mac Edition
We compared two Mobile platform GPUs: 4GB VRAM GeForce GTX 950M and 2GB VRAM GeForce GTX 680MX Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce GTX 950M 's Advantages
Released 2 years and 5 months late
Boost Clock1124MHz
More VRAM (4GB vs 2GB)
Lower TDP (75W vs 122W)
GeForce GTX 680MX Mac Edition 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 28.80GB/s)
896 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GTX 950M
1439
GeForce GTX 680MX Mac Edition
+53%
2209
Graphics Card
Mar 2015
Release Date
Oct 2012
GeForce 900M
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
993 MHz
Base Clock
-
1124 MHz
Boost Clock
-
900 MHz
Memory Clock
1250 MHz
Memory
4GB
Memory Size
2GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
28.80GB/s
Bandwidth
160.0GB/s
Render Config
640
Shading Units
1536
40
TMUs
128
16
ROPs
32
64 KB (per SMM)
L1 Cache
16 KB (per SMX)
2 MB
L2 Cache
512 KB
Theoretical Performance
17.98 GPixel/s
Pixel Rate
23.01 GPixel/s
44.96 GTexel/s
Texture Rate
92.03 GTexel/s
1439 GFLOPS
FP32 (float)
2.209 TFLOPS
44.96 GFLOPS
FP64 (double)
92.03 GFLOPS
Board Design
75W
TDP
122W
No outputs
Outputs
No outputs
Graphics Processor
GM107
GPU Name
GK104
N16P-GT
GPU Variant
N13E-GTX2-A2
Maxwell
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.87 billion
Transistors
3.54 billion
148 mm²
Die Size
294 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
5.0
CUDA
3.0
5.1
Shader Model
5.1
