NVIDIA GeForce 940MX vs NVIDIA GeForce GTX 675MX Mac Edition
We compared two Mobile platform GPUs: 2GB VRAM GeForce 940MX and 1024MB VRAM GeForce GTX 675MX Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 940MX 's Advantages
Released 2 years and 9 months late
Boost Clock1242MHz
More VRAM (2GB vs 1024GB)
Lower TDP (23W vs 100W)
NVIDIA GeForce GTX 675MX Mac Edition 's Advantages
Larger VRAM bandwidth (160.0GB/s vs 16.02GB/s)
960 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 940MX
0.954 TFLOPS
GeForce GTX 675MX Mac Edition
+102%
1.933 TFLOPS
Graphics Card
Jan 2016
Release Date
Apr 2013
GeForce 900M
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
1004 MHz
Base Clock
-
1242 MHz
Boost Clock
-
1001 MHz
Memory Clock
1250 MHz
Memory
2GB
Memory Size
1024MB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
16.02GB/s
Bandwidth
160.0GB/s
Render Config
-
-
-
-
-
-
384
Shading Units
1344
24
TMUs
112
8
ROPs
32
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per SMX)
1024 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
9.936 GPixel/s
Pixel Rate
20.13 GPixel/s
29.81 GTexel/s
Texture Rate
80.53 GTexel/s
-
-
-
953.9 GFLOPS
FP32 (float)
1.933 TFLOPS
29.81 GFLOPS
FP64 (double)
80.53 GFLOPS
Board Design
23W
TDP
100W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GM108
GPU Name
GK104
N16S-GTR-S
GPU Variant
N13E-GSR-A2
Maxwell
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
Unknown
Transistors
3.54 billion
Unknown
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
