GeForce GT 755M and Radeon HD 6950M - video card comparison
GeForce GT 755M
Radeon HD 6950M
Architecture
Kepler (2012−2018)
Terascale 2 (2009−2015)
GPU code name
N14P-
Blackcomb Pro
Market segment
Laptop
Laptop
Release date
June 2013
January 2011
Bus support
PCI Express 3.0, PCI Express 2.0
-
Interface
PCIe 3.0 x16
MXM-B (3.0)
SLI-ready
-
-
Core clock speed
980 MHz
580 MHz
Floating-point performance
752.6 gflops
1,113.6 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,270 million
1,700 million
Pipelines / CUDA cores
384
960
Power consumption (TDP)
50 Watt
50 Watt
Texture fill rate
31.36
27.84
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
5400 MHz
900 MHz
Memory bandwidth
86.4 GB/s
115.2 GB/s
Shared memory
-
-
Standard memory configuration
GDDR5
-
Display Connectors
No outputs
No outputs
eDP 1.2 signal support
Up to 3840x2160
-
LVDS signal support
Up to 1920x1200
-
VGA аnalog display support
Up to 2048x1536
-
DisplayPort Multimode (DP++) support
Up to 3840x2160
-
HDCP content protection
+
-
HDMI
+
-
7.1 channel HD audio on HDMI
+
-
DirectX
12 API
11.2 (11_0)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
4.5
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
N/A
3D Vision / 3DTV Play
+
-
Blu-Ray 3D Support
+
-
H.264, VC1, MPEG2 1080p video decoder
+
-
Optimus
+
-
TrueHD and DTS-HD audio bitstreaming
+
-