GeForce 940M vs Mobility Radeon HD 4650
We compared two Mobile platform GPUs: 2GB VRAM GeForce 940M and 512MB VRAM Mobility Radeon HD 4650 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 940M 's Advantages
Released 6 years and 2 months late
Boost Clock1098MHz
More VRAM (2GB vs 512GB)
192 additional rendering cores
Mobility Radeon HD 4650 's Advantages
Larger VRAM bandwidth (19.20GB/s vs 14.40GB/s)
Lower TDP (35W vs 75W)
Score
Benchmark
FP32 (float)
GeForce 940M
+251%
1124
Mobility Radeon HD 4650
320
Graphics Card
Mar 2015
Release Date
Jan 2009
GeForce 900M
Generation
M9x
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 2.0 x16
Clock Speeds
1020 MHz
Base Clock
-
1098 MHz
Boost Clock
-
900 MHz
Memory Clock
600 MHz
Memory
2GB
Memory Size
512MB
DDR3
Memory Type
DDR2
64bit
Memory Bus
128bit
14.40GB/s
Bandwidth
19.20GB/s
Render Config
-
Compute Units
4
512
Shading Units
320
32
TMUs
32
16
ROPs
8
64 KB (per SMM)
L1 Cache
16 KB (per CU)
2 MB
L2 Cache
128 KB
Theoretical Performance
17.57 GPixel/s
Pixel Rate
4.000 GPixel/s
35.14 GTexel/s
Texture Rate
16.00 GTexel/s
1124 GFLOPS
FP32 (float)
320.0 GFLOPS
35.14 GFLOPS
FP64 (double)
-
Board Design
75W
TDP
35W
No outputs
Outputs
No outputs
Graphics Processor
GM107
GPU Name
M96
N16S-GT1-KB-B
GPU Variant
-
Maxwell
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
1.87 billion
Transistors
0.514 billion
148 mm²
Die Size
146 mm²
Graphics Features
12 (11_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
1.1
1.3
Vulkan
N/A
5.0
CUDA
-
5.1
Shader Model
4.1