GeForce 940M vs GeForce GTX 580M
We compared two Mobile platform GPUs: 2GB VRAM GeForce 940M and 2GB VRAM GeForce GTX 580M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 940M 's Advantages
Released 3 years and 9 months late
Boost Clock1098MHz
128 additional rendering cores
Lower TDP (75W vs 100W)
GeForce GTX 580M 's Advantages
Larger VRAM bandwidth (96.00GB/s vs 14.40GB/s)
Score
Benchmark
FP32 (float)
GeForce 940M
+18%
1124
GeForce GTX 580M
952
Graphics Card
Mar 2015
Release Date
Jun 2011
GeForce 900M
Generation
GeForce 500M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-B (3.0)
Clock Speeds
1020 MHz
Base Clock
-
1098 MHz
Boost Clock
-
900 MHz
Memory Clock
750 MHz
Memory
2GB
Memory Size
2GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
96.00GB/s
Render Config
-
SM Count
8
512
Shading Units
384
32
TMUs
64
16
ROPs
32
64 KB (per SMM)
L1 Cache
64 KB (per SM)
2 MB
L2 Cache
512 KB
Theoretical Performance
17.57 GPixel/s
Pixel Rate
9.920 GPixel/s
35.14 GTexel/s
Texture Rate
39.68 GTexel/s
1124 GFLOPS
FP32 (float)
952.3 GFLOPS
35.14 GFLOPS
FP64 (double)
79.36 GFLOPS
Board Design
75W
TDP
100W
No outputs
Outputs
No outputs
-
Power Connectors
None
Graphics Processor
GM107
GPU Name
GF114
N16S-GT1-KB-B
GPU Variant
N12E-GTX2-A1
Maxwell
Architecture
Fermi 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.87 billion
Transistors
1.95 billion
148 mm²
Die Size
332 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
