GeForce 840A and Arc A770M - video card comparison
Passmark - benchmark score GeForce 840A vs Arc A770M
GeForce 840A
1214
Arc A770M
11888
GeForce 840A
Arc A770M
Architecture
Maxwell (2014−2018)
Xe HPG (2020−2022)
GPU code name
GM108
Alchemist
Market segment
Desktop
Laptop
Release date
March 2014
March 2022
Interface
PCIe 3.0 x8
PCIe 4.0 x16
Boost clock speed
1124 MHz
-
Core clock speed
1029 MHz
1650 MHz
Floating-point performance
863.2 gflops
-
Manufacturing process technology
28 nm
6 nm
Number of transistors
-
21,700 million
Pipelines / CUDA cores
384
512
Power consumption (TDP)
33 Watt
150 Watt (120 - 150 Watt TGP)
Texture fill rate
17.98
422.4
Memory type
DDR3
GDDR6
Maximum RAM amount
2 GB
16 GB
Memory bus width
64 Bit
256 Bit
Memory clock speed
2002 MHz
16000 MHz
Memory bandwidth
16.02 GB/s
384.0 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_0)
12 Ultimate (12_2)
CUDA
5.0
-
OpenCL
1.2
3.0
OpenGL
4.6
4.6
Shader Model
5.1
6.6
Vulkan
1.1.126
1.3