Radeon RX 460 1024SP and Radeon HD 4855 - video card comparison
Radeon RX 460 1024SP
Radeon HD 4855
Architecture
GCN 4.0 (2016−2020)
TeraScale (2005−2013)
GPU code name
Baffin
RV770
Market segment
Desktop
Desktop
Release date
January 2017
January 2010
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
1x 6-pin
Boost clock speed
1200 MHz
-
Core clock speed
1090 MHz
575 MHz
Floating-point performance
2,458 gflops
736.0 gflops
Manufacturing process technology
14 nm
55 nm
Number of transistors
3,000 million
956 million
Pipelines / CUDA cores
1024
640
Power consumption (TDP)
75 Watt
110 Watt
Texture fill rate
76.80
18.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
2 GB
512 MB
Memory bus width
128 Bit
256 Bit
Memory clock speed
7000 MHz
3600 MHz
Memory bandwidth
112.0 GB/s
115.2 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x 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