Radeon HD 6870 and Radeon HD 2400 - video card comparison
Passmark - benchmark score Radeon HD 6870 vs Radeon HD 2400
Radeon HD 6870
2285
Radeon HD 2400
124
Radeon HD 6870
Radeon HD 2400
Architecture
Terascale 2 (2009−2015)
TeraScale (2005−2013)
GPU code name
RV940 Barts
RV610
Market segment
Desktop
Desktop
Release date
October 2010
February 2008
Bus support
PCIe 2.0 x16
-
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Supplementary power connectors
2x 6-pin
None
Boost clock speed
900 MHz
-
Core clock speed
-
398 MHz
Floating-point performance
2,016.0 gflops
31.84 gflops
Manufacturing process technology
40 nm
65 nm
Number of transistors
1,700 million
180 million
Pipelines / CUDA cores
1120
40
Power consumption (TDP)
151 Watt
20 Watt
Texture fill rate
50.40
1.592
Memory type
GDDR5
DDR2
Maximum RAM amount
1 GB
256 MB
Memory bus width
256 Bit
64 Bit
Memory clock speed
1050 MHz
990 MHz
Memory bandwidth
134.4 GB/s
7.92 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
1x DVI, 1x S-Video
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 11
10.0 (10_0)
Mantle
-
-
OpenCL
1.2
N/A
OpenGL
4.4
3.3
Shader Model
5.0
4.0
Vulkan
-
N/A
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-