GeForce 8800 GT and HD Graphics 400 - video card comparison
GeForce 8800 GT
HD Graphics 400
Architecture
Tesla (2006−2010)
Generation 8.0 (2014−2015)
GPU code name
G92
Braswell GT1
Market segment
Desktop
Desktop
Release date
October 2007
April 2015
Bus support
PCI-E 2.0
-
Interface
PCIe 2.0 x16
PCIe 3.0 x1
Supplementary power connectors
6-pin & 8-pin
-
SLI options
2-way
-
Boost clock speed
-
640 MHz
Core clock speed
600 MHz
320 MHz
CUDA cores
112
-
Floating-point performance
336.0 gflops
134.4 gflops
Manufacturing process technology
65 nm
14 nm
Number of transistors
754 million
189 million
Pipelines / CUDA cores
112
96
Power consumption (TDP)
105 Watt
6 Watt
Maximum GPU temperature
105 °C
-
Texture fill rate
33.6 billion/sec
7.680
Memory type
GDDR3
DDR3L
Maximum RAM amount
512 MB
8 GB
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 (11_1)
CUDA
+
-
OpenCL
1.1
2.0
OpenGL
2.1
4.3
Shader Model
4.0
5.1
Vulkan
N/A
1.1.80
High Dynamic-Range Lighting (HDRR)
128bit
-