Radeon HD 7770 and GeForce 8800M GTX SLI - video card comparison
Radeon HD 7770
GeForce 8800M GTX SLI
Architecture
GCN (2011−2017)
G9x (2007−2010)
GPU code name
Cape Verde
NB8E-GTX
Market segment
Desktop
Laptop
Release date
February 2012
November 2007
Interface
PCIe 3.0 x16
-
Supplementary power connectors
1x 6-pin
-
Core clock speed
1000 MHz
500 MHz
Manufacturing process technology
28 nm
65 nm
Number of transistors
1,500 million
1508 Million
Pipelines / CUDA cores
640
192
Power consumption (TDP)
80 Watt
130 Watt
Texture fill rate
40.00
-
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
512 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
4500 MHz
800 MHz
Memory bandwidth
72 GB/s
-
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
-
Eyefinity
+
-
HDMI
+
-
DirectX
12 (11_1)
10
OpenCL
1.2
-
OpenGL
4.6
-
Shader Model
5.1
-
Vulkan
1.2.131
-