Radeon HD 4870 Mac Edition and GeForce 7025 + nForce 630a - video card comparison
Radeon HD 4870 Mac Edition
GeForce 7025 + nForce 630a
Architecture
TeraScale (2005−2013)
Curie (2003−2013)
GPU code name
RV770
C67
Market segment
Desktop
Desktop
Release date
January 2009
February 2006
Interface
PCIe 2.0 x16
PCI
Supplementary power connectors
2x 6-pin
-
Core clock speed
750 MHz
425 MHz
Floating-point performance
1,200.0 gflops
-
Manufacturing process technology
55 nm
90 nm
Number of transistors
956 million
112 million
Pipelines / CUDA cores
800
-
Power consumption (TDP)
150 Watt
-
Texture fill rate
30.00
0.43
Memory type
GDDR5
System Shared
Maximum RAM amount
512 MB
System Shared
Memory bus width
256 Bit
System Shared
Memory clock speed
3400 MHz
System Shared
Memory bandwidth
108.8 GB/s
-
Display Connectors
1x DVI, 1x mini-DisplayPort
No outputs
DirectX
10.1 (10_1)
9.0c (9_3)
OpenCL
1.1
N/A
OpenGL
3.3
2.1
Shader Model
4.1
3.0
Vulkan
N/A
N/A