NVIDIA GeForce GT 320M vs NVIDIA GeForce GTX 680MX Mac Edition
We compared two Mobile platform GPUs: 1024MB VRAM GeForce GT 320M and 2GB VRAM GeForce GTX 680MX Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce GT 320M 's Advantages
Lower TDP (23W vs 122W)
NVIDIA GeForce GTX 680MX Mac Edition 's Advantages
Released 2 years and 7 months late
More VRAM (2GB vs 1024GB)
Larger VRAM bandwidth (160.0GB/s vs 25.28GB/s)
1512 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce GT 320M
0.053 TFLOPS
GeForce GTX 680MX Mac Edition
+4067%
2.209 TFLOPS
Graphics Card
Mar 2010
Release Date
Oct 2012
GeForce 300M
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
790 MHz
Memory Clock
1250 MHz
Memory
1024MB
Memory Size
2GB
DDR3
Memory Type
GDDR5
128bit
Memory Bus
256bit
25.28GB/s
Bandwidth
160.0GB/s
Render Config
-
-
-
3
SM Count
-
24
Shading Units
1536
8
TMUs
128
8
ROPs
32
-
-
-
-
-
-
-
L1 Cache
16 KB (per SMX)
64 KB
L2 Cache
512 KB
-
-
-
Theoretical Performance
4.000 GPixel/s
Pixel Rate
23.01 GPixel/s
4.000 GTexel/s
Texture Rate
92.03 GTexel/s
-
-
-
52.80 GFLOPS
FP32 (float)
2.209 TFLOPS
-
FP64 (double)
92.03 GFLOPS
Board Design
23W
TDP
122W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GT216
GPU Name
GK104
-
GPU Variant
N13E-GTX2-A2
Tesla 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
40 nm
Process Size
28 nm
0.486 billion
Transistors
3.54 billion
100 mm²
Die Size
294 mm²
Graphics Features
11.1 (10_1)
DirectX
12 (11_0)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
1.2
CUDA
3.0
4.1
Shader Model
5.1
