Radeon R9 285 and Radeon HD 4670 - video card comparison
Passmark - benchmark score Radeon R9 285 vs Radeon HD 4670
Radeon R9 285
6880
Radeon HD 4670
391
Radeon R9 285
Radeon HD 4670
Architecture
GCN 3.0 (2014−2017)
TeraScale (2005−2013)
GPU code name
Tonga
RV730
Market segment
Desktop
Desktop
Release date
September 2014
September 2008
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
2x 6-pin
None
Core clock speed
918 MHz
750 MHz
Floating-point performance
3,290 gflops
480.0 gflops
Manufacturing process technology
28 nm
55 nm
Number of transistors
5,000 million
514 million
Pipelines / CUDA cores
1792
320
Power consumption (TDP)
190 Watt
59 Watt
Texture fill rate
102.8
24.00
Memory type
GDDR5
GDDR3
Maximum RAM amount
2 GB
512 MB
Memory bus width
256 Bit
128 Bit
Memory clock speed
5.5 GB/s
2000 MHz
Memory bandwidth
176.0 GB/s
32 GB/s
Display Connectors
2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
2x DVI, 1x S-Video
HDMI
+
-
DirectX
12 (12_0)
10.1 (10_1)
OpenCL
2.1
1.1
OpenGL
4.6
3.3
Shader Model
6.5
4.1
Vulkan
1.2.170
N/A