Radeon HD 7950 and GeForce 940MX - video card comparison
Passmark - benchmark score Radeon HD 7950 vs GeForce 940MX
Radeon HD 7950
4907
GeForce 940MX
1561
Radeon HD 7950
GeForce 940MX
Architecture
GCN 1.0 (2012−2020)
Maxwell (2014−2018)
GPU code name
Tahiti
N16S-GTR-B/S
Market segment
Desktop
Laptop
Release date
January 2012
March 2016
Bus support
PCIe 3.0 x16
PCI Express 3.0
Interface
PCIe 3.0 x16
PCIe 3.0 x8
Supplementary power connectors
2x 6-pin
None
Boost clock speed
1250 MHz
1242 MHz
Compute units
28
-
Core clock speed
-
1122 MHz
Floating-point performance
2,867 gflops
762.6 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
4,313 million
1,870 million
Pipelines / CUDA cores
1792
384
Power consumption (TDP)
200 Watt
23 Watt
Texture fill rate
89.60
23.83
Memory type
GDDR5
DDR3, GDDR5
Maximum RAM amount
3 GB
4 GB
Memory bus width
384 Bit
64 Bit
Memory clock speed
1250 MHz
4000 MHz
Memory bandwidth
240 GB/s
40.1 GB/s
Shared memory
-
-
Display Connectors
1x DVI, 1x HDMI, 2x mini-DisplayPort
No outputs
Eyefinity
1
-
Number of Eyefinity displays
6
-
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
AppAcceleration
+
-
CrossFire
1
-
Enduro
-
-
FreeSync
1
-
GameWorks
-
+
GPU Boost
-
2.0
HD3D
-
-
Optimus
-
+
PowerTune
+
-
TrueAudio
-
-
ZeroCore
+
-