Radeon RX 470D and Radeon HD 4855 - video card comparison
Radeon RX 470D
Radeon HD 4855
Architecture
GCN 4.0 (2016−2020)
TeraScale (2005−2013)
GPU code name
Ellesmere
RV770
Market segment
Desktop
Desktop
Release date
October 2016
January 2010
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin
1x 6-pin
Boost clock speed
1206 MHz
-
Core clock speed
926 MHz
575 MHz
Floating-point performance
4,322 gflops
736.0 gflops
Manufacturing process technology
14 nm
55 nm
Number of transistors
5,700 million
956 million
Pipelines / CUDA cores
1792
640
Power consumption (TDP)
120 Watt
110 Watt
Texture fill rate
135.1
18.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
512 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
6600 MHz
3600 MHz
Memory bandwidth
211.2 GB/s
115.2 GB/s
Display Connectors
1x HDMI, 3x DisplayPort
1x DVI, 1x HDMI, 1x VGA
HDMI
+
+
DirectX
12 (12_0)
10.1 (10_1)
OpenCL
2.0
1.1
OpenGL
4.6
3.3
Shader Model
6.4
4.1
Vulkan
1.2.131
N/A