NVIDIA GeForce 840M vs Intel Arc A770M

VS

We compared two Mobile platform GPUs: 2GB VRAM GeForce 840M and 16GB VRAM Arc A770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 840M 's Advantages

Lower TDP (33W vs 120W)

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

Score

Benchmark

FP32 (float)

GeForce 840M

0.863 TFLOPS

Arc A770M +1466%

13.52 TFLOPS

Blender

GeForce 840M

67

Arc A770M +2546%

1773

GeForce 840M

VS

Arc A770M

Graphics Card

Mar 2014

Release Date

Jan 2022

GeForce 800M

Generation

Alchemist

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1029 MHz

Base Clock

300 MHz

1124 MHz

Boost Clock

1650 MHz

1001 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

16GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

256bit

16.02GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

Compute Units

-

384

Shading Units

4096

16

TMUs

256

8

ROPs

128

-

Tensor Cores

-

RT Cores

32

64 KB (per SMM)

L1 Cache

-

1024 KB

L2 Cache

16 MB

Theoretical Performance

8.992 GPixel/s

Pixel Rate

211.2 GPixel/s

17.98 GTexel/s

Texture Rate

422.4 GTexel/s

-

FP16 (half)

27.03 TFLOPS

863.2 GFLOPS

FP32 (float)

13.52 TFLOPS

26.98 GFLOPS

FP64 (double)

-

Graphics Processor

GM108

GPU Name

DG2-512

N15S-GT

GPU Variant

ACM-G10

Maxwell

Architecture

Generation 12.7

TSMC

Foundry

TSMC

28 nm

Process Size

6 nm

Unknown

Transistors

21.7 billion

Unknown

Die Size

406 mm²

Board Design

33W

TDP

120W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

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

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