Radeon R9 290 and Radeon HD 6870 - video card comparison
Passmark - benchmark score Radeon R9 290 vs Radeon HD 6870
Radeon R9 290
8336
Radeon HD 6870
2285
Radeon R9 290
Radeon HD 6870
Architecture
GCN 2.0 (2013−2017)
Terascale 2 (2009−2015)
GPU code name
Hawaii
RV940 Barts
Market segment
Desktop
Desktop
Release date
November 2013
October 2010
Bus support
-
PCIe 2.0 x16
Interface
PCIe 3.0 x16
PCIe 2.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
2x 6-pin
Boost clock speed
-
900 MHz
Core clock speed
947 MHz
-
Floating-point performance
4,849 gflops
2,016.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
6,200 million
1,700 million
Pipelines / CUDA cores
2560
1120
Power consumption (TDP)
275 Watt
151 Watt
Texture fill rate
151.5
50.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
1 GB
Memory bus width
512 Bit
256 Bit
Memory clock speed
5000 MHz
1050 MHz
Memory bandwidth
320.0 GB/s
134.4 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 1x DisplayPort
2x DVI, 1x HDMI, 2x mini-DisplayPort
Eyefinity
-
1
HDMI
+
+
DisplayPort support
-
-
DirectX
12 (12_0)
DirectX® 11
Mantle
-
-
OpenCL
2.0
1.2
OpenGL
4.6
4.4
Shader Model
6.3
5.0
Vulkan
1.2.131
-
AppAcceleration
-
-
CrossFire
-
1
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-