NVIDIA GeForce 920M vs NVIDIA GeForce GT 650M Mac Edition
We compared two Mobile platform GPUs: 2GB VRAM GeForce 920M and 512MB VRAM GeForce GT 650M Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 920M 's Advantages
Released 2 years and 8 months late
More VRAM (2GB vs 512GB)
Lower TDP (33W vs 45W)
NVIDIA GeForce GT 650M Mac Edition 's Advantages
Larger VRAM bandwidth (80.26GB/s vs 14.40GB/s)
Score
Benchmark
FP32 (float)
GeForce 920M
+6%
0.733 TFLOPS
GeForce GT 650M Mac Edition
0.691 TFLOPS
Graphics Card
Mar 2015
Release Date
Jul 2012
GeForce 900M
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16
Clock Speeds
-
-
-
-
-
-
900 MHz
Memory Clock
1254 MHz
Memory
2GB
Memory Size
512MB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
80.26GB/s
Render Config
-
-
-
-
-
-
384
Shading Units
384
32
TMUs
32
8
ROPs
16
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per SMX)
512 KB
L2 Cache
256 KB
-
-
-
Theoretical Performance
7.632 GPixel/s
Pixel Rate
7.200 GPixel/s
30.53 GTexel/s
Texture Rate
28.80 GTexel/s
-
-
-
732.7 GFLOPS
FP32 (float)
691.2 GFLOPS
30.53 GFLOPS
FP64 (double)
28.80 GFLOPS
Board Design
33W
TDP
45W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GK208B
GPU Name
GK107
N16V-GM
GPU Variant
N13P-GT-W-A2
Kepler 2.0
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
1.02 billion
Transistors
1.27 billion
87 mm²
Die Size
118 mm²
Graphics Features
12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.1
Vulkan
1.1
3.5
CUDA
3.0
5.1
Shader Model
5.1
