GeForce GTX 465 and Radeon HD 7770M - video card comparison
GeForce GTX 465
Radeon HD 7770M
Architecture
Fermi (2010−2014)
GCN (2011−2017)
GPU code name
GF100
Chelsea XT
Market segment
Desktop
Laptop
Release date
May 2010
April 2012
Bus support
PCI-E 2.0 x 16
-
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
Two 6-pins
-
SLI options
+
-
Core clock speed
607 MHz
675 MHz
CUDA cores
352
-
Floating-point performance
855.4 gflops
691.2 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
3,100 million
1,500 million
Pipelines / CUDA cores
352
512
Power consumption (TDP)
200 Watt
32 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
26.7 billion/sec
21.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
1603 MHz (3206 data rate)
4000 MHz
Memory bandwidth
102.6 GB/s
64 GB/s
Shared memory
-
-
Display Connectors
Two Dual Link DVIMini HDMI
No outputs
Multi monitor support
+
-
HDMI
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
Internal
-
DirectX
12 (11_0)
12 (11_1)
CUDA
+
-
OpenCL
1.1
1.2
OpenGL
4.2
4.6
Shader Model
5.1
5.1
Vulkan
N/A
1.2.131