Intel Arc A770M vs NVIDIA GeForce 840M
We compared two Mobile platform GPUs: 16GB VRAM Arc A770M and 2GB VRAM GeForce 840M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
Intel Arc A770M 's Advantages
Released 7 years and 10 months late
Boost Clock has increased by 47% (1650MHz vs 1124MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (512.0GB/s vs 16.02GB/s)
3712 additional rendering cores
NVIDIA GeForce 840M 's Advantages
Lower TDP (33W vs 120W)
Score
Benchmark
FP32 (float)
Arc A770M
+1466%
13.52 TFLOPS
GeForce 840M
0.863 TFLOPS
3DMark Time Spy
Arc A770M
+2042%
10649
GeForce 840M
497
3DMark Time Spy Extreme
Arc A770M
+4516%
5078
GeForce 840M
110
Blender
Arc A770M
+2458%
1714
GeForce 840M
67
Graphics Card
Jan 2022
Release Date
Mar 2014
Alchemist
Generation
GeForce 800M
Mobile
Type
Mobile
PCIe 4.0 x16
Bus Interface
PCIe 3.0 x8
Clock Speeds
300 MHz
Base Clock
1029 MHz
1650 MHz
Boost Clock
1124 MHz
2000 MHz
Memory Clock
1001 MHz
Memory
16GB
Memory Size
2GB
GDDR6
Memory Type
DDR3
256bit
Memory Bus
64bit
512.0GB/s
Bandwidth
16.02GB/s
Render Config
-
-
-
-
-
-
4096
Shading Units
384
256
TMUs
16
128
ROPs
8
-
-
-
32
RT Cores
-
-
L1 Cache
64 KB (per SMM)
16 MB
L2 Cache
1024 KB
-
-
-
Theoretical Performance
211.2 GPixel/s
Pixel Rate
8.992 GPixel/s
422.4 GTexel/s
Texture Rate
17.98 GTexel/s
27.03 TFLOPS
FP16 (half)
-
13.52 TFLOPS
FP32 (float)
863.2 GFLOPS
-
FP64 (double)
26.98 GFLOPS
Board Design
120W
TDP
33W
-
-
-
No outputs
Outputs
No outputs
-
-
-
Graphics Processor
DG2-512
GPU Name
GM108
ACM-G10
GPU Variant
N15S-GT
Generation 12.7
Architecture
Maxwell
TSMC
Foundry
TSMC
6 nm
Process Size
28 nm
21.7 billion
Transistors
Unknown
406 mm²
Die Size
Unknown
Graphics Features
12 Ultimate (12_2)
DirectX
12 (11_0)
4.6
OpenGL
4.6
3.0
OpenCL
3.0
1.3
Vulkan
1.3
-
CUDA
5.0
6.6
Shader Model
5.1
