Radeon HD 7750 and GeForce 840M - video card comparison
Passmark - benchmark score Radeon HD 7750 vs GeForce 840M
Radeon HD 7750
1754
GeForce 840M
1121
Radeon HD 7750
GeForce 840M
Architecture
GCN 1.0 (2012−2020)
Maxwell (2014−2018)
GPU code name
Cape Verde
N15S-GT
Market segment
Desktop
Laptop
Release date
February 2012
March 2014
Bus support
PCIe 2.1 x16
PCI Express 2.0, PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
None
-
Boost clock speed
800 MHz
1124 MHz
Core clock speed
-
1029 MHz
Floating-point performance
819.2 gflops
863.2 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
1,500 million
-
Pipelines / CUDA cores
512
384
Power consumption (TDP)
75 Watt
33 Watt
Texture fill rate
25.60
17.98
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
4 GB
Memory bus width
128 Bit
64 Bit
Memory clock speed
1125 MHz
2000 MHz
Memory bandwidth
72 GB/s
16.02 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
No outputs
Eyefinity
1
-
HDMI
+
-
DisplayPort support
+
-
DirectX
DirectX® 11
12 (11_0)
CUDA
-
+
Mantle
-
-
OpenCL
1.2
1.2
OpenGL
4.6
4.5
Shader Model
5.1
5.1
Vulkan
-
1.1.126
AppAcceleration
-
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
GameWorks
-
+
GPU Boost
-
2.0
HD3D
-
-
Optimus
-
+
PowerTune
-
-
TrueAudio
-
-
ZeroCore
-
-