GeForce GTX 680MX Mac Edition vs GeForce 8600M GT Mac Edition
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition 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 GTX 680MX Mac Edition 's Advantages
Released 5 years late
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (160.0GB/s vs 20.32GB/s)
1504 additional rendering cores
GeForce 8600M GT Mac Edition 's Advantages
Lower TDP (20W vs 122W)
Score
Benchmark
FP32 (float)
GeForce GTX 680MX Mac Edition
+3581%
2209
GeForce 8600M GT Mac Edition
60
Graphics Card
Oct 2012
Release Date
Oct 2007
GeForce 600M
Generation
GeForce 8M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-II
Clock Speeds
1250 MHz
Memory Clock
635 MHz
Memory
2GB
Memory Size
512MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
128bit
160.0GB/s
Bandwidth
20.32GB/s
Render Config
-
SM Count
4
1536
Shading Units
32
128
TMUs
16
32
ROPs
8
16 KB (per SMX)
L1 Cache
-
512 KB
L2 Cache
32 KB
Theoretical Performance
23.01 GPixel/s
Pixel Rate
3.760 GPixel/s
92.03 GTexel/s
Texture Rate
7.520 GTexel/s
2.209 TFLOPS
FP32 (float)
60.16 GFLOPS
92.03 GFLOPS
FP64 (double)
-
Board Design
122W
TDP
20W
No outputs
Outputs
No outputs
Graphics Processor
GK104
GPU Name
G84
N13E-GTX2-A2
GPU Variant
NB8P-GS
Kepler
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
80 nm
3.54 billion
Transistors
0.289 billion
294 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
1.1
Vulkan
N/A
3.0
CUDA
1.1
5.1
Shader Model
4.0
