HD Graphics 2000 and Radeon HD 4580 - video card comparison
HD Graphics 2000
Radeon HD 4580
Architecture
Gen. 6 Sandy Bridge (2011)
TeraScale (2005−2013)
GPU code name
Sandy Bridge
RV635
Market segment
Laptop
Desktop
Release date
February 2011
November 2011
Interface
PCIe 1.0 x16
PCIe 2.0 x16
Supplementary power connectors
-
None
Boost clock speed
1350 MHz
-
Core clock speed
850/1100 MHz
796 MHz
Floating-point performance
10.2 gflops
191.04 gflops
Manufacturing process technology
32 nm
55 nm
Number of transistors
189 million
378 million
Pipelines / CUDA cores
6
120
Power consumption (TDP)
unknown
65 Watt
Texture fill rate
8.100
6.368
Memory type
System Shared
GDDR3
Maximum RAM amount
System Shared
512 MB
Memory bus width
64/128 Bit
128 Bit
Memory clock speed
System Shared
1386 MHz
Memory bandwidth
-
22.18 GB/s
Shared memory
+
-
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
11.1 (10_1)
10.1 (10_1)
OpenCL
N/A
N/A
OpenGL
3.1
3.3
Shader Model
4.1
4.1
Vulkan
N/A
N/A