Radeon HD 7790 and GeForce 7800 GT - video card comparison
Passmark - benchmark score Radeon HD 7790 vs GeForce 7800 GT
Radeon HD 7790
3183
GeForce 7800 GT
251
Radeon HD 7790
GeForce 7800 GT
Architecture
GCN 2.0 (2013−2017)
Curie (2003−2013)
GPU code name
Bonaire
G70
Market segment
Desktop
Desktop
Release date
March 2013
August 2005
Interface
PCIe 3.0 x16
PCIe 1.0 x16
Supplementary power connectors
1x 6-pin
1x 6-pin
Core clock speed
1000 MHz
400 MHz
Floating-point performance
1,792 gflops
-
Manufacturing process technology
28 nm
110 nm
Number of transistors
2,080 million
302 million
Pipelines / CUDA cores
896
-
Power consumption (TDP)
85 Watt
65 Watt
Texture fill rate
56.00
8.000
Memory type
GDDR5
GDDR3
Maximum RAM amount
1 GB
256 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
6000 MHz
1000 MHz
Memory bandwidth
96 GB/s
32 GB/s
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
2x DVI, 1x S-Video
HDMI
+
-
DirectX
12 (12_0)
9.0c (9_3)
OpenCL
2.0
N/A
OpenGL
4.6
2.1
Shader Model
6.3
3.0
Vulkan
1.2.131
N/A