GeForce GTX 470M and Radeon HD 7770M - video card comparison
GeForce GTX 470M
Radeon HD 7770M
Architecture
Fermi (2010−2014)
GCN (2011−2017)
GPU code name
N11E-GT
Chelsea XT
Market segment
Laptop
Laptop
Release date
November 2010
April 2012
Interface
MXM-B (3.0)
PCIe 2.0 x16
Supplementary power connectors
None
-
SLI options
+
-
Core clock speed
535 MHz
675 MHz
Floating-point performance
616.3 gflops
691.2 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,950 million
1,500 million
Pipelines / CUDA cores
288
512
Power consumption (TDP)
75 Watt
32 Watt
Texture fill rate
19.7 billion/sec
21.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
1536 MB
1 GB
Memory bus width
192 Bit
128 Bit
Memory clock speed
1250 MHz
4000 MHz
Memory bandwidth
60.0 GB/s
64 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 API
12 (11_1)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
4.5
4.6
Shader Model
5.1
5.1
Vulkan
N/A
1.2.131