Radeon RX 460 and Radeon HD 6870 - video card comparison
Passmark - benchmark score Radeon RX 460 vs Radeon HD 6870
Radeon RX 460
4225
Radeon HD 6870
2285
Radeon RX 460
Radeon HD 6870
Architecture
Polaris (2016−2019)
Terascale 2 (2009−2015)
GPU code name
Polaris 11 / Baffin XT
RV940 Barts
Market segment
Desktop
Desktop
Release date
August 2016
October 2010
Bus support
-
PCIe 2.0 x16
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Supplementary power connectors
None
2x 6-pin
Boost clock speed
1200 MHz
900 MHz
Core clock speed
1090 MHz
-
Floating-point performance
2,150 gflops
2,016.0 gflops
Manufacturing process technology
14 nm
40 nm
Number of transistors
3,000 million
1,700 million
Pipelines / CUDA cores
896
1120
Power consumption (TDP)
75 Watt
151 Watt
Texture fill rate
67.20
50.40
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
1 GB
Memory bus width
128 Bit
256 Bit
Memory clock speed
7000 MHz
1050 MHz
Memory bandwidth
112.0 GB/s
134.4 GB/s
Shared memory
-
-
Display Connectors
1x 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
6.4
5.0
Vulkan
1.2.131
-
AppAcceleration
-
-
CrossFire
-
1
Enduro
-
-
FreeSync
+
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-