Radeon HD 4870 X2 and Radeon RX 580 2048SP - video card comparison
Passmark - benchmark score Radeon HD 4870 X2 vs Radeon RX 580 2048SP
Radeon HD 4870 X2
1348
Radeon RX 580 2048SP
7929
Radeon HD 4870 X2
Radeon RX 580 2048SP
Architecture
TeraScale (2005−2013)
GCN 4.0 (2016−2020)
GPU code name
R700
Polaris 20
Market segment
Desktop
Desktop
Release date
August 2008
October 2018
Interface
PCIe 2.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
1x 8-pin
Boost clock speed
-
1284 MHz
Core clock speed
700 MHz
1168 MHz
Floating-point performance
2x 1,120.0 gflops
-
Manufacturing process technology
55 nm
14 nm
Number of transistors
956 million
5,700 million
Pipelines / CUDA cores
800
2048
Power consumption (TDP)
286 Watt
150 Watt
Texture fill rate
28.00
164.4
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
8 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
3600 MHz
7000 MHz
Memory bandwidth
115.2 GB/s
224.0 GB/s
Display Connectors
2x DVI, 1x S-Video
1x DVI, 1x HDMI, 3x DisplayPort
HDMI
-
+
DirectX
10.1 (10_1)
12 (12_0)
OpenCL
1.1
2.0
OpenGL
3.3
4.6
Shader Model
4.1
6.4
Vulkan
N/A
1.2.131