NVIDIA GeForce 940A vs AMD Radeon Pro 555X

VS

We compared two Mobile platform GPUs: 1024MB VRAM GeForce 940A and 4GB VRAM Radeon Pro 555X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 940A 's Advantages

Boost Clock1124MHz

Lower TDP (33W vs 75W)

AMD Radeon Pro 555X 's Advantages

Released 3 years and 4 months late

More VRAM (4GB vs 1GB)

Larger VRAM bandwidth (94.08GB/s vs 16.02GB/s)

384 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 940A

0.863 TFLOPS

Radeon Pro 555X +61%

1.393 TFLOPS

GeForce 940A

VS

Radeon Pro 555X

Graphics Card

Mar 2015

Release Date

Jul 2018

GeForce 900A

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1029 MHz

Base Clock

-

1124 MHz

Boost Clock

-

1001 MHz

Memory Clock

1470 MHz

Memory

1024MB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

16.02GB/s

Bandwidth

94.08GB/s

Render Config

-

SM Count

-

Compute Units

12

384

Shading Units

768

16

TMUs

48

8

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

1024 KB

Theoretical Performance

8.992 GPixel/s

Pixel Rate

14.51 GPixel/s

17.98 GTexel/s

Texture Rate

43.54 GTexel/s

-

FP16 (half)

1393 GFLOPS

863.2 GFLOPS

FP32 (float)

1393 GFLOPS

26.98 GFLOPS

FP64 (double)

87.07 GFLOPS

Graphics Processor

GM108

GPU Name

Polaris 21

-

GPU Variant

Polaris 21 PRO

Maxwell

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

Unknown

Transistors

3 billion

Unknown

Die Size

123 mm²

Board Design

33W

TDP

75W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

5.0

CUDA

-

5.1

Shader Model

6.4

Related GPU Comparisons

1

AMD Radeon HD 6370M vs NVIDIA GeForce 940A

2

NVIDIA GeForce RTX 4050 Max-Q vs NVIDIA GeForce 940A

3

AMD Radeon E9174 MXM vs NVIDIA GeForce 940A

4

NVIDIA GeForce MX230 vs NVIDIA GeForce 940A

5

NVIDIA GeForce 940A vs AMD Radeon R7 M350

6

AMD Radeon RX 7600M vs NVIDIA GeForce 940A

7

NVIDIA GeForce 940A vs AMD Radeon RX 6550S

8

NVIDIA GeForce 940A vs NVIDIA GeForce 800M

9

NVIDIA GeForce 940A vs NVIDIA GeForce GT 630M

10

NVIDIA GeForce 940A vs AMD FirePro M5800

Related News

1

Time to Step Up, AMD and Intel! Nvidia Faces Antitrust Lawsuits in France, US, and EU

2

Intel Arrow Lake-S Features Dual Direct M.2 Slots: One PCIe 5.0 x4 and One PCIe 4.0 x4

3

AMD Ryzen 9000X3D Series to Feature Fully Unlocked Overclocking; DDR5-6400: The 'Sweet Spot' for Zen 5 Memory Speeds

4

Intel Z890 Motherboard Specs Leaked: Farewell to DDR4 Memory

5

AMD Ryzen 9000 Series Now Available for Pre-order in Europe: 9950X Priced at €660, Shipping by August 2

6

AMD's Latest Breakthrough Technology Could Change the Game in the Future

7

Researchers Utilize NVIDIA Omniverse Platform to Analyze and Improve 3D Stacked Chip Designs

8

TSMC to Receive Over 60 EUV Lithography Machines Over the Next Two Years, Investing More Than $12.3 Billion

9

Samsung's Own 3nm Yield is Disheartening: Galaxy S25 May Introduce MediaTek for the First Time

10

AMD Ryzen 9000 DDR5 Memory Frequency Soars: Reaches 8000MHz with All Four Slots Occupied