Radeon HD 7770 and Sandy Bridge GT1 - video card comparison
Radeon HD 7770
Sandy Bridge GT1
Architecture
GCN (2011−2017)
Generation 6.0 (2011)
GPU code name
Cape Verde
Sandy Bridge GT1
Market segment
Desktop
Desktop
Release date
February 2012
-
Interface
PCIe 3.0 x16
-
Supplementary power connectors
1x 6-pin
-
Core clock speed
1000 MHz
-
Manufacturing process technology
28 nm
32 nm
Number of transistors
1,500 million
504 million
Pipelines / CUDA cores
640
48
Power consumption (TDP)
80 Watt
-
Texture fill rate
40.00
-
Memory type
GDDR5
-
Maximum RAM amount
2 GB
-
Memory bus width
128 Bit
-
Memory clock speed
4500 MHz
-
Memory bandwidth
72 GB/s
-
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
-
Eyefinity
+
-
HDMI
+
-
DirectX
12 (11_1)
11.1 (10_1)
OpenCL
1.2
N/A
OpenGL
4.6
3.1
Shader Model
5.1
4.1
Vulkan
1.2.131
N/A