Radeon R9 290 and Radeon R9 285 - video card comparison
Passmark - benchmark score Radeon R9 290 vs Radeon R9 285
Radeon R9 290
8336
Radeon R9 285
6880
Radeon R9 290
Radeon R9 285
Architecture
GCN 2.0 (2013−2017)
GCN 3.0 (2014−2017)
GPU code name
Hawaii
Tonga
Market segment
Desktop
Desktop
Release date
November 2013
September 2014
Interface
PCIe 3.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
2x 6-pin
Core clock speed
947 MHz
918 MHz
Floating-point performance
4,849 gflops
3,290 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
6,200 million
5,000 million
Pipelines / CUDA cores
2560
1792
Power consumption (TDP)
275 Watt
190 Watt
Texture fill rate
151.5
102.8
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
2 GB
Memory bus width
512 Bit
256 Bit
Memory clock speed
5000 MHz
5.5 GB/s
Memory bandwidth
320.0 GB/s
176.0 GB/s
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x HDMI 1.4a, 1x DisplayPort 1.2
HDMI
+
+
DirectX
12 (12_0)
12 (12_0)
OpenCL
2.0
2.1
OpenGL
4.6
4.6
Shader Model
6.3
6.5
Vulkan
1.2.131
1.2.170