Mobility Radeon HD 4870 X2 and HD Graphics 2000 - video card comparison
Mobility Radeon HD 4870 X2
HD Graphics 2000
Architecture
Terascale 1 (2008−2010)
Gen. 6 Sandy Bridge (2011)
GPU code name
M98-XT
Sandy Bridge
Market segment
Laptop
Laptop
Release date
January 2009
February 2011
Interface
PCIe 2.0 x16
PCIe 1.0 x16
Boost clock speed
-
1350 MHz
Core clock speed
550 MHz
850/1100 MHz
Floating-point performance
2x 880.0 gflops
10.2 gflops
Manufacturing process technology
55 nm
32 nm
Number of transistors
956 million
189 million
Pipelines / CUDA cores
1600
6
Power consumption (TDP)
-
unknown
Texture fill rate
22.00
8.100
Memory type
GDDR3, GDDR5
System Shared
Maximum RAM amount
2 GB
System Shared
Memory bus width
256 Bit
64/128 Bit
Memory clock speed
888 MHz
System Shared
Memory bandwidth
89.6 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
DirectX
10.1 (10_1)
11.1 (10_1)
OpenCL
1.1
N/A
OpenGL
3.3
3.1
Shader Model
4.1
4.1
Vulkan
N/A
N/A