Radeon HD 5850 and Radeon HD 3870 - video card comparison
Passmark - benchmark score Radeon HD 5850 vs Radeon HD 3870
Radeon HD 5850
2048
Radeon HD 3870
572
Radeon HD 5850
Radeon HD 3870
Architecture
Terascale 2 (2009−2015)
TeraScale (2005−2013)
GPU code name
Cypress
RV670
Market segment
Desktop
Desktop
Release date
September 2009
November 2007
Interface
PCIe 2.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
1x 6-pin
Core clock speed
725 MHz
777 MHz
Floating-point performance
2,088.0 gflops
497.3 gflops
Manufacturing process technology
40 nm
55 nm
Number of transistors
2,154 million
666 million
Pipelines / CUDA cores
1440
320
Power consumption (TDP)
151 Watt
106 Watt
Texture fill rate
52.20
12.43
Memory type
GDDR5
GDDR4
Maximum RAM amount
1 GB
512 MB
Memory bus width
256 Bit
256 Bit
Memory clock speed
2000 MHz
2252 MHz
Memory bandwidth
128.0 GB/s
72.06 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
N/A
OpenGL
4.4
3.3
Shader Model
5.0
4.1
Vulkan
N/A
N/A