Radeon R9 285 and Radeon HD 7670M - video card comparison
Passmark - benchmark score Radeon R9 285 vs Radeon HD 7670M
Radeon R9 285
6880
Radeon HD 7670M
489
Radeon R9 285
Radeon HD 7670M
Architecture
GCN 3.0 (2014−2017)
Terascale 2 (2009−2015)
GPU code name
Tonga
Thames XT
Market segment
Desktop
Laptop
Release date
September 2014
June 2011
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
-
Core clock speed
918 MHz
600 MHz
Floating-point performance
3,290 gflops
576.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
5,000 million
716 million
Pipelines / CUDA cores
1792
480
Power consumption (TDP)
190 Watt
20 Watt
Texture fill rate
102.8
14.40
Memory type
GDDR5
DDR3, (GDDR5)
Maximum RAM amount
2 GB
2 GB
Memory bus width
256 Bit
128 Bit
Memory clock speed
5.5 GB/s
1800 MHz
Memory bandwidth
176.0 GB/s
28.8 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
No outputs
HDMI
+
-
DirectX
12 (12_0)
11.2 (11_0)
OpenCL
2.1
1.2
OpenGL
4.6
4.4
Shader Model
6.5
5.0
Vulkan
1.2.170
N/A