GeForce 840M and Radeon HD 6320 - video card comparison
Passmark - benchmark score GeForce 840M vs Radeon HD 6320
GeForce 840M
1121
Radeon HD 6320
151
GeForce 840M
Radeon HD 6320
Architecture
Maxwell (2014−2018)
Terascale 2 (2009−2015)
GPU code name
N15S-GT
Zacate
Market segment
Laptop
Laptop
Release date
March 2014
November 2010
Bus support
PCI Express 2.0, PCI Express 3.0
-
Interface
PCIe 3.0 x8
IGP
Boost clock speed
1124 MHz
600 MHz
Core clock speed
1029 MHz
500 MHz
Floating-point performance
863.2 gflops
-
Manufacturing process technology
28 nm
40 nm
Number of transistors
-
450 million
Pipelines / CUDA cores
384
80
Power consumption (TDP)
33 Watt
18 Watt
Texture fill rate
17.98
4.800
Memory type
DDR3
System Shared
Maximum RAM amount
4 GB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
2000 MHz
System Shared
Memory bandwidth
16.02 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
11.2 (11_0)
CUDA
+
-
OpenCL
1.2
1.2
OpenGL
4.5
4.4
Shader Model
5.1
5.0
Vulkan
1.1.126
N/A
GameWorks
+
-
GPU Boost
2.0
-
Optimus
+
-