GeForce GTX 970M and GeForce GTX 680MX - video card comparison
Passmark - benchmark score GeForce GTX 970M vs GeForce GTX 680MX
GeForce GTX 970M
5911
GeForce GTX 680MX
4266
GeForce GTX 970M
GeForce GTX 680MX
Architecture
Maxwell (2014−2018)
Kepler (2012−2018)
GPU code name
GM204
-
Market segment
Laptop
Laptop
Release date
October 2014
October 2012
Bus support
PCI Express 3.0
PCI Express 3.0
Interface
MXM-B (3.0)
-
Supplementary power connectors
None
-
SLI options
+
+
Boost clock speed
1038 MHz
-
Core clock speed
924 MHz
720 MHz
CUDA cores
1280
1536
Floating-point performance
2,657 gflops
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
5,200 million
3540 Million
Pipelines / CUDA cores
1280
1536
Power consumption (TDP)
unknown
122 Watt
Texture fill rate
83.04
92.2 billion/sec
Memory type
GDDR5
GDDR5
Maximum RAM amount
6 GB
2 GB
Memory bus width
192 Bit
256 Bit
Memory clock speed
2500 MHz
2500 MHz
Memory bandwidth
120 GB/s
160 GB/s
Shared memory
-
-
Display Connectors
No outputs
-
VGA аnalog display support
+
-
DisplayPort Multimode (DP++) support
+
-
HDMI
+
-
G-SYNC support
+
-
DirectX
12 (12_1)
12 API
CUDA
+
+
OpenCL
1.1
1.1
OpenGL
4.5
4.5
Shader Model
6.4
-
Vulkan
1.1.126
-
3D Vision
-
+
Ansel
+
-
BatteryBoost
+
-
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
+