Radeon HD 3850 and Radeon R3 Graphics - video card comparison
Radeon HD 3850
Radeon R3 Graphics
Architecture
TeraScale (2005−2013)
GCN 2.0 (2013−2017)
GPU code name
RV670
Beema
Market segment
Desktop
Desktop
Release date
November 2007
January 2015
Interface
PCIe 2.0 x16
IGP
Supplementary power connectors
1x 6-pin
-
Boost clock speed
-
600 MHz
Core clock speed
668 MHz
267 MHz
Floating-point performance
427.5 gflops
153.6 gflops
Manufacturing process technology
55 nm
28 nm
Number of transistors
666 million
930 million
Pipelines / CUDA cores
320
128
Power consumption (TDP)
75 Watt
15 Watt
Texture fill rate
10.69
4.800
Memory type
GDDR3
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
1660 MHz
System Shared
Memory bandwidth
53.12 GB/s
-
Display Connectors
2x DVI, 1x S-Video
No outputs
DirectX
10.1 (10_1)
12 (12_0)
OpenCL
N/A
2.0
OpenGL
3.3
4.6
Shader Model
4.1
6.3
Vulkan
N/A
1.2.131