Radeon HD 5850 and Radeon HD 4870 X2 - video card comparison
Passmark - benchmark score Radeon HD 5850 vs Radeon HD 4870 X2
Radeon HD 5850
2048
Radeon HD 4870 X2
1348
Radeon HD 5850
Radeon HD 4870 X2
Architecture
Terascale 2 (2009−2015)
TeraScale (2005−2013)
GPU code name
Cypress
R700
Market segment
Desktop
Desktop
Release date
September 2009
August 2008
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
1x 6-pin + 1x 8-pin
Core clock speed
725 MHz
700 MHz
Floating-point performance
2,088.0 gflops
2x 1,120.0 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
2,154 million
956 million
Pipelines / CUDA cores
1440
800
Power consumption (TDP)
151 Watt
286 Watt
Texture fill rate
52.20
28.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
1 GB
1 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
2000 MHz
3600 MHz
Memory bandwidth
128.0 GB/s
115.2 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x S-Video
HDMI
+
-
DirectX
11.2 (11_0)
10.1 (10_1)
OpenCL
1.2
1.1
OpenGL
4.4
3.3
Shader Model
5.0
4.1
Vulkan
N/A
N/A