Radeon HD 7770M and GeForce GTX 460 OEM - video card comparison
Radeon HD 7770M
GeForce GTX 460 OEM
Architecture
GCN (2011−2017)
Fermi (2010−2014)
GPU code name
Chelsea XT
GF104
Market segment
Laptop
Desktop
Release date
April 2012
October 2010
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
-
2x 6-pin
Core clock speed
675 MHz
650 MHz
Floating-point performance
691.2 gflops
873.6 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
1,500 million
1,950 million
Pipelines / CUDA cores
512
336
Power consumption (TDP)
32 Watt
150 Watt
Texture fill rate
21.60
36.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
4000 MHz
3400 MHz
Memory bandwidth
64 GB/s
108.8 GB/s
Shared memory
-
-
Display Connectors
No outputs
2x DVI, 1x mini-HDMI
HDMI
-
+
DirectX
12 (11_1)
12 (11_0)
CUDA
-
2.1
OpenCL
1.2
1.1
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.2.131
N/A