Radeon HD 5770 and Radeon R7 450 OEM - video card comparison
Radeon HD 5770
Radeon R7 450 OEM
Architecture
Terascale 2 (2009−2015)
GCN 1.0 (2012−2020)
GPU code name
Juniper
Cape Verde
Market segment
Desktop
Desktop
Release date
October 2009
June 2016
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin
None
Core clock speed
850 MHz
925 MHz
Floating-point performance
1,360.0 gflops
947.2 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
1,040 million
1,500 million
Pipelines / CUDA cores
800
512
Power consumption (TDP)
108 Watt
65 Watt
Texture fill rate
34.00
29.60
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
2 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
4800 MHz
4.5 GB/s
Memory bandwidth
76.8 GB/s
72 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
HDMI
+
+
DirectX
11.2 (11_0)
12 (11_1)
OpenCL
1.2
2.1 (1.2)
OpenGL
4.4
4.6
Shader Model
5.0
6.5 (5.1)
Vulkan
N/A
1.2.170