NVIDIA GeForce 940M vs AMD Radeon HD 7550M
We compared two Mobile platform GPUs: 2GB VRAM GeForce 940M and 1024MB VRAM Radeon HD 7550M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
NVIDIA GeForce 940M 's Advantages
Released 3 years and 2 months late
Boost Clock has increased by 100% (1098MHz vs 550MHz)
More VRAM (2GB vs 1024GB)
112 additional rendering cores
AMD Radeon HD 7550M 's Advantages
Lower TDP (14W vs 75W)
Score
Benchmark
FP32 (float)
GeForce 940M
+155%
1.124 TFLOPS
Radeon HD 7550M
0.44 TFLOPS
Graphics Card
Mar 2015
Release Date
Jan 2012
GeForce 900M
Generation
London
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
1020 MHz
Base Clock
450 MHz
1098 MHz
Boost Clock
550 MHz
900 MHz
Memory Clock
900 MHz
Memory
2GB
Memory Size
1024MB
DDR3
Memory Type
DDR3
64bit
Memory Bus
64bit
14.40GB/s
Bandwidth
14.40GB/s
Render Config
-
Compute Units
5
-
-
-
512
Shading Units
400
32
TMUs
20
16
ROPs
8
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
-
2 MB
L2 Cache
-
-
-
-
Theoretical Performance
17.57 GPixel/s
Pixel Rate
4.400 GPixel/s
35.14 GTexel/s
Texture Rate
11.00 GTexel/s
-
-
-
1124 GFLOPS
FP32 (float)
440.0 GFLOPS
35.14 GFLOPS
FP64 (double)
-
Board Design
75W
TDP
14W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
GM107
GPU Name
Thames
N16S-GT1-KB-B
GPU Variant
Thames LP
Maxwell
Architecture
TeraScale 2
TSMC
Foundry
TSMC
28 nm
Process Size
40 nm
1.87 billion
Transistors
0.716 billion
148 mm²
Die Size
104 mm²
Graphics Features
12 (11_0)
DirectX
11.2 (11_0)
4.6
OpenGL
4.4
3.0
OpenCL
1.2
1.3
Vulkan
N/A
5.0
CUDA
-
5.1
Shader Model
5.0
