Radeon HD 7640G and HD Graphics 4000 - video card comparison
Passmark - benchmark score Radeon HD 7640G vs HD Graphics 4000
Radeon HD 7640G
473
HD Graphics 4000
468
Radeon HD 7640G
HD Graphics 4000
Architecture
Terascale 3 (2010−2013)
Gen. 7 Ivy Bridge (2011−2012)
GPU code name
Trinity
Ivy Bridge
Market segment
Laptop
Laptop
Release date
May 2012
March 2011
Interface
IGP
PCIe 1.0 x16
Boost clock speed
686 MHz
1350 MHz
Core clock speed
497 MHz
350 MHz
Floating-point performance
-
33.6 gflops
Manufacturing process technology
32 nm
22 nm
Number of transistors
1,303 million
1,200 million
Pipelines / CUDA cores
256
16
Power consumption (TDP)
35 Watt
unknown
Texture fill rate
10.96
20.80
Memory type
System Shared
System Shared
Maximum RAM amount
System Shared
System Shared
Memory bus width
System Shared
64/128 Bit
Memory clock speed
System Shared
System Shared
Shared memory
+
+
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
11.1 (11_0)
OpenCL
1.2
1.2
OpenGL
4.4
4.0
Shader Model
5.0
5.0
Vulkan
N/A
1.1.80
Quick Sync
-
+