GeForce GTX 970M and GeForce GT 555M - video card comparison
Passmark - benchmark score GeForce GTX 970M vs GeForce GT 555M
GeForce GTX 970M
5911
GeForce GT 555M
674
GeForce GTX 970M
GeForce GT 555M
Architecture
Maxwell (2014−2018)
Fermi (2010−2014)
GPU code name
GM204
N12E-GE-B
Market segment
Laptop
Laptop
Release date
October 2014
January 2011
Bus support
PCI Express 3.0
PCI Express 2.0
Interface
MXM-B (3.0)
PCIe 2.0 x16
Supplementary power connectors
None
-
SLI options
+
+
Boost clock speed
1038 MHz
753 MHz
Core clock speed
924 MHz
Up to 753 MHz
CUDA cores
1280
Up to 144
Floating-point performance
2,657 gflops
388.8 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
5,200 million
1,170 million
Pipelines / CUDA cores
1280
144
Power consumption (TDP)
unknown
35 Watt
Texture fill rate
83.04
Up to 16.2 billion/sec
Memory type
GDDR5
DDR3\DDR5
Maximum RAM amount
6 GB
3 GB
Memory bus width
192 Bit
Up to 192 bit/128 Bit
Memory clock speed
2500 MHz
Up to 1569 MHz
Memory bandwidth
120 GB/s
Up to 50.2 GB/s
Shared memory
-
-
Display Connectors
No outputs
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
5.1
Vulkan
1.1.126
N/A
3D Blu-Ray
-
+
3D Gaming
-
+
Ansel
+
-
BatteryBoost
+
-
GameStream
+
-
GameWorks
+
-
GeForce ShadowPlay
+
-
GPU Boost
2.0
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
+