Radeon HD 7790 and Mobility Radeon HD 5850 - video card comparison
Radeon HD 7790
Mobility Radeon HD 5850
Architecture
GCN 2.0 (2013−2017)
Terascale 2 (2009−2015)
GPU code name
Bonaire
Broadway-PRO
Market segment
Desktop
Laptop
Release date
March 2013
January 2010
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
-
Core clock speed
1000 MHz
625 MHz
Floating-point performance
1,792 gflops
800.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
2,080 million
1,040 million
Pipelines / CUDA cores
896
800
Power consumption (TDP)
85 Watt
39 Watt
Texture fill rate
56.00
20.00
Memory type
GDDR5
DDR3, GDDR3, GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
6000 MHz
2000 MHz
Memory bandwidth
96 GB/s
64 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
HDMI
+
-
DirectX
12 (12_0)
11.2 (11_0)
OpenCL
2.0
1.2
OpenGL
4.6
4.4
Shader Model
6.3
5.0
Vulkan
1.2.131
N/A