NVIDIA GeForce GTX 680MX Mac Edition vs NVIDIA GeForce GTX 280M
We compared two Mobile platform GPUs: 2GB VRAM GeForce GTX 680MX Mac Edition and 1024MB VRAM GeForce GTX 280M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GTX 680MX Mac Edition 's Advantages
Released 3 years and 7 months late
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (160.0GB/s vs 60.80GB/s)
1408 additional rendering cores
NVIDIA GeForce GTX 280M 's Advantages
Lower TDP (75W vs 122W)
Score
Benchmark
FP32 (float)
GeForce GTX 680MX Mac Edition
+490%
2.209 TFLOPS
GeForce GTX 280M
0.374 TFLOPS
Graphics Card
Oct 2012
Release Date
Mar 2009
GeForce 600M
Generation
GeForce 200M
Mobile
Type
Mobile
PCIe 3.0 x16
Bus Interface
MXM-IV
Clock Speeds
-
-
-
-
-
-
1250 MHz
Memory Clock
950 MHz
Memory
2GB
Memory Size
1024MB
GDDR5
Memory Type
GDDR3
256bit
Memory Bus
256bit
160.0GB/s
Bandwidth
60.80GB/s
Render Config
-
-
-
-
SM Count
16
1536
Shading Units
128
128
TMUs
64
32
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
512 KB
L2 Cache
64 KB
-
-
-
Theoretical Performance
23.01 GPixel/s
Pixel Rate
9.360 GPixel/s
92.03 GTexel/s
Texture Rate
37.44 GTexel/s
-
-
-
2.209 TFLOPS
FP32 (float)
374.5 GFLOPS
92.03 GFLOPS
FP64 (double)
-
Board Design
122W
TDP
75W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GK104
GPU Name
G92
N13E-GTX2-A2
GPU Variant
N10E-GTX
Kepler
Architecture
Tesla
TSMC
Foundry
TSMC
28 nm
Process Size
65 nm
3.54 billion
Transistors
0.754 billion
294 mm²
Die Size
324 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
