GeForce 940M vs Arc A770M
We compared two Mobile platform GPUs: 2GB VRAM GeForce 940M and 16GB VRAM Arc A770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
GeForce 940M 's Advantages
Lower TDP (75W vs 120W)
Arc A770M 's Advantages
Released 6 years and 10 months late
Boost Clock has increased by 50% (1650MHz vs 1098MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (512.0GB/s vs 14.40GB/s)
3584 additional rendering cores
Score
Benchmark
FP32 (float)
GeForce 940M
1124
Arc A770M
+1102%
13520
3DMark Time Spy
GeForce 940M
507
Arc A770M
+2000%
10649
3DMark Time Spy Extreme
GeForce 940M
120
Arc A770M
+4131%
5078
Graphics Card
Mar 2015
Release Date
Jan 2022
GeForce 900M
Generation
Alchemist
Mobile
Type
Mobile
MXM-B (3.0)
Bus Interface
PCIe 4.0 x16
Clock Speeds
1020 MHz
Base Clock
300 MHz
1098 MHz
Boost Clock
1650 MHz
900 MHz
Memory Clock
2000 MHz
Memory
2GB
Memory Size
16GB
DDR3
Memory Type
GDDR6
64bit
Memory Bus
256bit
14.40GB/s
Bandwidth
512.0GB/s
Render Config
512
Shading Units
4096
32
TMUs
256
16
ROPs
128
-
RT Cores
32
64 KB (per SMM)
L1 Cache
-
2 MB
L2 Cache
16 MB
Theoretical Performance
17.57 GPixel/s
Pixel Rate
211.2 GPixel/s
35.14 GTexel/s
Texture Rate
422.4 GTexel/s
-
FP16 (half)
27.03 TFLOPS
1124 GFLOPS
FP32 (float)
13.52 TFLOPS
35.14 GFLOPS
FP64 (double)
-
Board Design
75W
TDP
120W
No outputs
Outputs
No outputs
Graphics Processor
GM107
GPU Name
DG2-512
N16S-GT1-KB-B
GPU Variant
ACM-G10
Maxwell
Architecture
Generation 12.7
TSMC
Foundry
TSMC
28 nm
Process Size
6 nm
1.87 billion
Transistors
21.7 billion
148 mm²
Die Size
406 mm²
Graphics Features
12 (11_0)
DirectX
12 Ultimate (12_2)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
5.0
CUDA
-
5.1
Shader Model
6.6
