Radeon R7 (Bristol Ridge) and Radeon HD 7640G - video card comparison
Passmark - benchmark score Radeon R7 (Bristol Ridge) vs Radeon HD 7640G
Radeon R7 (Bristol Ridge)
777
Radeon HD 7640G
473
Radeon R7 (Bristol Ridge)
Radeon HD 7640G
Architecture
GCN 1.2 (2015−2016)
Terascale 3 (2010−2013)
GPU code name
Bristol Ridge
Trinity
Market segment
Laptop
Laptop
Release date
June 2016
May 2012
Interface
-
IGP
Boost clock speed
900 MHz
686 MHz
Core clock speed
-
497 MHz
Manufacturing process technology
28 nm
32 nm
Number of transistors
2410 Million
1,303 million
Pipelines / CUDA cores
512
256
Power consumption (TDP)
12-45 Watt
35 Watt
Texture fill rate
-
10.96
Memory type
-
System Shared
Maximum RAM amount
-
System Shared
Memory bus width
64/128 Bit
System Shared
Memory clock speed
-
System Shared
Shared memory
+
+
Display Connectors
-
No outputs
DirectX
12 (FL 12_0)
11.2 (11_0)
OpenCL
-
1.2
OpenGL
-
4.4
Shader Model
-
5.0
Vulkan
-
N/A