Radeon HD 5850 and Radeon HD 7950 Boost - video card comparison
Radeon HD 5850
Radeon HD 7950 Boost
Architecture
Terascale 2 (2009−2015)
GCN 1.0 (2012−2020)
GPU code name
Cypress
Tahiti
Market segment
Desktop
Desktop
Release date
September 2009
June 2012
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
2x 6-pin
2x 6-pin
Boost clock speed
-
925 MHz
Core clock speed
725 MHz
850 MHz
Floating-point performance
2,088.0 gflops
3,315 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
2,154 million
4,313 million
Pipelines / CUDA cores
1440
1792
Power consumption (TDP)
151 Watt
200 Watt
Texture fill rate
52.20
103.6
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
3 GB
Memory bus width
256 Bit
384 Bit
Memory clock speed
2000 MHz
5000 MHz
Memory bandwidth
128.0 GB/s
240.0 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI, 2x mini-DisplayPort
HDMI
+
+
DirectX
11.2 (11_0)
12 (11_1)
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
N/A
1.2.131