GeForce 930MX vs GeForce GT 640M LE
We compared two Mobile platform GPUs: 2GB VRAM GeForce 930MX and 2GB VRAM GeForce GT 640M LE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 930MX 's Advantages
Released 3 years and 10 months late
Boost Clock1020MHz
288 additional rendering cores
Lower TDP (17W vs 32W)
GeForce GT 640M LE 's Advantages
Larger VRAM bandwidth (50.24GB/s vs 14.40GB/s)
Score
Benchmark
FP32 (float)
GeForce 930MX
+170%
783
GeForce GT 640M LE
289
3DMark Time Spy
GeForce 930MX
+73%
485
GeForce GT 640M LE
279
3DMark Time Spy Extreme
GeForce 930MX
114
GeForce GT 640M LE
+13%
129
Graphics Card
Mar 2016
Release Date
May 2012
GeForce 900M
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16
Clock Speeds
952 MHz
Base Clock
-
1020 MHz
Boost Clock
-
900 MHz
Memory Clock
785 MHz
Memory
2GB
Memory Size
2GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
50.24GB/s
Render Config
-
SM Count
2
384
Shading Units
96
24
TMUs
16
8
ROPs
4
64 KB (per SMM)
L1 Cache
64 KB (per SM)
1024 KB
L2 Cache
256 KB
Theoretical Performance
8.160 GPixel/s
Pixel Rate
3.012 GPixel/s
24.48 GTexel/s
Texture Rate
12.05 GTexel/s
783.4 GFLOPS
FP32 (float)
289.0 GFLOPS
24.48 GFLOPS
FP64 (double)
24.08 GFLOPS
Board Design
17W
TDP
32W
No outputs
Outputs
No outputs
None
Power Connectors
-
Graphics Processor
GM108
GPU Name
GF108
N16S-GMR
GPU Variant
-
Maxwell
Architecture
Fermi
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
Unknown
Transistors
0.585 billion
Unknown
Die Size
116 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
1.1
1.3
Vulkan
N/A
5.0
CUDA
2.1
5.1
Shader Model
5.1
