Radeon HD 6870 and GeForce 7025 + nForce 630a - video card comparison
Radeon HD 6870
GeForce 7025 + nForce 630a
Architecture
Terascale 2 (2009−2015)
Curie (2003−2013)
GPU code name
RV940 Barts
C67
Market segment
Desktop
Desktop
Release date
October 2010
February 2006
Bus support
PCIe 2.0 x16
-
Interface
PCIe 2.0 x16
PCI
Supplementary power connectors
2x 6-pin
-
Boost clock speed
900 MHz
-
Core clock speed
-
425 MHz
Floating-point performance
2,016.0 gflops
-
Manufacturing process technology
40 nm
90 nm
Number of transistors
1,700 million
112 million
Pipelines / CUDA cores
1120
-
Power consumption (TDP)
151 Watt
-
Texture fill rate
50.40
0.43
Memory type
GDDR5
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
1050 MHz
System Shared
Memory bandwidth
134.4 GB/s
-
Shared memory
-
-
Display Connectors
2x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
Eyefinity
1
-
HDMI
+
-
DisplayPort support
-
-
DirectX
DirectX® 11
9.0c (9_3)
Mantle
-
-
OpenCL
1.2
N/A
OpenGL
4.4
2.1
Shader Model
5.0
3.0
Vulkan
-
N/A
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
HD3D
-
-
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-