Radeon HD 6970 and GeForce GT 755M - video card comparison
Passmark - benchmark score Radeon HD 6970 vs GeForce GT 755M
Radeon HD 6970
2921
GeForce GT 755M
1739
Radeon HD 6970
GeForce GT 755M
Architecture
Terascale 2 (2009−2015)
Kepler (2012−2018)
GPU code name
Cayman
N14P-
Market segment
Desktop
Laptop
Release date
December 2010
June 2013
Bus support
PCIe 2.0 x16
PCI Express 3.0, PCI Express 2.0
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
-
SLI-ready
-
-
Boost clock speed
880 MHz
-
Core clock speed
-
980 MHz
Floating-point performance
2,703.4 gflops
752.6 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
2,640 million
1,270 million
Pipelines / CUDA cores
1536
384
Power consumption (TDP)
550 Watt
50 Watt
Texture fill rate
84.48
31.36
Memory type
DDR5
GDDR5
Maximum RAM amount
2 GB
4 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1375 MHz
5400 MHz
Memory bandwidth
-
86.4 GB/s
Shared memory
-
-
Standard memory configuration
-
GDDR5
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
eDP 1.2 signal support
-
Up to 3840x2160
LVDS signal support
-
Up to 1920x1200
Eyefinity
1
-
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
-
+
DisplayPort support
-
-
DirectX
DirectX® 11
12 API
CUDA
-
+
Mantle
-
-
OpenCL
1.2
1.1
OpenGL
4.4
4.5
Shader Model
5.0
5.1
Vulkan
-
1.1.126
3D Vision / 3DTV Play
-
+
AppAcceleration
-
-
Blu-Ray 3D Support
-
+
CrossFire
1
-
Enduro
-
-
H.264, VC1, MPEG2 1080p video decoder
-
+
HD3D
-
-
Optimus
-
+
PowerTune
-
-
TrueAudio
-
-
TrueHD and DTS-HD audio bitstreaming
-
+
ZeroCore
-
-