Home GPU Comparison NVIDIA GeForce 920MX vs NVIDIA GeForce GTX 680M

NVIDIA GeForce 920MX vs NVIDIA GeForce GTX 680M

We compared two Mobile platform GPUs: 2GB VRAM GeForce 920MX and 4GB VRAM GeForce GTX 680M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 920MX 's Advantages
Released 3 years and 9 months late
Boost Clock has increased by 31% (993MHz vs 758MHz)
Lower TDP (16W vs 100W)
NVIDIA GeForce GTX 680M 's Advantages
More VRAM (4GB vs 2GB)
Larger VRAM bandwidth (115.2GB/s vs 14.40GB/s)
1088 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce 920MX
0.508 TFLOPS
GeForce GTX 680M +301%
2.038 TFLOPS
Blender
GeForce 920MX
47
GeForce GTX 680M +302%
189
OctaneBench
GeForce 920MX
10
GeForce GTX 680M +320%
42

Graphics Card

Mar 2016
Release Date
Jun 2012
GeForce 900M
Generation
GeForce 600M
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
MXM-B (3.0)

Clock Speeds

965 MHz
Base Clock
719 MHz
993 MHz
Boost Clock
758 MHz
900 MHz
Memory Clock
900 MHz

Memory

2GB
Memory Size
4GB
DDR3
Memory Type
GDDR5
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
115.2GB/s

Render Config

-
-
-
-
-
-
256
Shading Units
1344
24
TMUs
112
8
ROPs
32
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per SMX)
1024 KB
L2 Cache
512 KB
-
-
-

Theoretical Performance

7.944 GPixel/s
Pixel Rate
21.22 GPixel/s
23.83 GTexel/s
Texture Rate
84.90 GTexel/s
-
-
-
508.4 GFLOPS
FP32 (float)
2.038 TFLOPS
15.89 GFLOPS
FP64 (double)
84.90 GFLOPS

Board Design

16W
TDP
100W
-
-
-
No outputs
Outputs
No outputs
None
Power Connectors
None

Graphics Processor

GM108
GPU Name
GK104
N16V-GMR1-S
GPU Variant
N13E-GTX-A2
Maxwell
Architecture
Kepler
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
Unknown
Transistors
3.54 billion
Unknown
Die Size
294 mm²

Graphics Features

12 (11_0)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.1
5.0
CUDA
3.0
5.1
Shader Model
5.1
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