GeForce 8800 GT and Radeon R7 Graphics - video card comparison
GeForce 8800 GT
Radeon R7 Graphics
Architecture
Tesla (2006−2010)
GCN 2.0 (2013−2017)
GPU code name
G92
Spectre
Market segment
Desktop
Desktop
Release date
October 2007
January 2014
Bus support
PCI-E 2.0
-
Interface
PCIe 2.0 x16
IGP
Supplementary power connectors
6-pin & 8-pin
-
SLI options
2-way
-
Boost clock speed
-
980 MHz
Core clock speed
600 MHz
686 MHz
CUDA cores
112
-
Floating-point performance
336.0 gflops
526.8 gflops
Manufacturing process technology
65 nm
28 nm
Number of transistors
754 million
2,410 million
Pipelines / CUDA cores
112
512
Power consumption (TDP)
105 Watt
15 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
33.6 billion/sec
31.36
Memory type
GDDR3
System Shared
Maximum RAM amount
512 MB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
900 MHz
System Shared
Memory bandwidth
57.6 GB/s
-
Display Connectors
Dual Link DVIHDTV
No outputs
Multi monitor support
+
-
Maximum VGA resolution
2048x1536
-
Audio input for HDMI
S/PDIF
-
DirectX
11.1 (10_0)
12 (12_0)
CUDA
+
-
OpenCL
1.1
2.0
OpenGL
2.1
4.6
Shader Model
4.0
6.0
Vulkan
N/A
1.2.131
High Dynamic-Range Lighting (HDRR)
128bit
-