Radeon HD 7640G and Radeon HD 2600 XT - video card comparison
Passmark - benchmark score Radeon HD 7640G vs Radeon HD 2600 XT
Radeon HD 7640G
473
Radeon HD 2600 XT
290
Radeon HD 7640G
Radeon HD 2600 XT
Architecture
Terascale 3 (2010−2013)
TeraScale (2005−2013)
GPU code name
Trinity
RV630
Market segment
Laptop
Desktop
Release date
May 2012
June 2007
Interface
IGP
PCIe 1.0 x16
Supplementary power connectors
-
None
Boost clock speed
686 MHz
-
Core clock speed
497 MHz
800 MHz
Floating-point performance
-
192 gflops
Manufacturing process technology
32 nm
65 nm
Number of transistors
1,303 million
390 million
Pipelines / CUDA cores
256
120
Power consumption (TDP)
35 Watt
45 Watt
Texture fill rate
10.96
6.400
Memory type
System Shared
GDDR3
Maximum RAM amount
System Shared
256 MB
Memory bus width
System Shared
128 Bit
Memory clock speed
System Shared
1400 MHz
Memory bandwidth
-
22.4 GB/s
Shared memory
+
-
Display Connectors
No outputs
2x DVI, 1x S-Video
DirectX
11.2 (11_0)
10.0 (10_0)
OpenCL
1.2
N/A
OpenGL
4.4
3.3
Shader Model
5.0
4.0
Vulkan
N/A
N/A