GeForce 940M vs GeForce 8600M GT Mac Edition
We compared two Mobile platform GPUs: 2GB VRAM GeForce 940M and 512MB VRAM GeForce 8600M GT Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 940M 's Advantages
Released 7 years and 5 months late
Boost Clock1098MHz
More VRAM (2GB vs 512GB)
480 additional rendering cores
GeForce 8600M GT Mac Edition 's Advantages
Larger VRAM bandwidth (20.32GB/s vs 14.40GB/s)
Lower TDP (20W vs 75W)
Score
Benchmark
FP32 (float)
GeForce 940M
+1773%
1124
GeForce 8600M GT Mac Edition
60
Graphics Card
Mar 2015
Release Date
Oct 2007
GeForce 900M
Generation
GeForce 8M
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
MXM-II
Clock Speeds
1020 MHz
Base Clock
-
1098 MHz
Boost Clock
-
900 MHz
Memory Clock
635 MHz
Memory
2GB
Memory Size
512MB
DDR3
Memory Type
GDDR3
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
20.32GB/s
Render Config
-
SM Count
4
512
Shading Units
32
32
TMUs
16
16
ROPs
8
64 KB (per SMM)
L1 Cache
-
2 MB
L2 Cache
32 KB
Theoretical Performance
17.57 GPixel/s
Pixel Rate
3.760 GPixel/s
35.14 GTexel/s
Texture Rate
7.520 GTexel/s
1124 GFLOPS
FP32 (float)
60.16 GFLOPS
35.14 GFLOPS
FP64 (double)
-
Board Design
75W
TDP
20W
No outputs
Outputs
No outputs
Graphics Processor
GM107
GPU Name
G84
N16S-GT1-KB-B
GPU Variant
NB8P-GS
Maxwell
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
80 nm
1.87 billion
Transistors
0.289 billion
148 mm²
Die Size
169 mm²
Graphics Features
12 (11_0)
DirectX
11.1 (10_0)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.3
Vulkan
N/A
5.0
CUDA
1.1
5.1
Shader Model
4.0
