NVIDIA GeForce 840A vs AMD Radeon Pro 575

VS

NVIDIA GeForce 840A

AMD Radeon Pro 575

We compared two Mobile platform GPUs: 2GB VRAM GeForce 840A and 4GB VRAM Radeon Pro 575 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 840A 's Advantages

Boost Clock1124MHz

Lower TDP (33W vs 150W)

AMD Radeon Pro 575 's Advantages

Released 3 years and 3 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (217.0GB/s vs 16.02GB/s)

1664 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 840A

0.863 TFLOPS

Radeon Pro 575 +420%

4.489 TFLOPS

GeForce 840A

VS

Radeon Pro 575

Graphics Card

Mar 2014

Release Date

Jun 2017

GeForce 800A

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

1029 MHz

Base Clock

-

1124 MHz

Boost Clock

-

1001 MHz

Memory Clock

1695 MHz

Memory

2GB

Memory Size

4GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

16.02GB/s

Bandwidth

217.0GB/s

Render Config

-

Compute Units

32

-

384

Shading Units

2048

16

TMUs

128

8

ROPs

32

-

64 KB (per SMM)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

2 MB

-

Theoretical Performance

8.992 GPixel/s

Pixel Rate

35.07 GPixel/s

17.98 GTexel/s

Texture Rate

140.3 GTexel/s

-

FP16 (half)

4.489 TFLOPS

863.2 GFLOPS

FP32 (float)

4.489 TFLOPS

26.98 GFLOPS

FP64 (double)

280.6 GFLOPS

Board Design

33W

TDP

150W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

GM108

GPU Name

Polaris 20

-

GPU Variant

Polaris 20 XL (215-0910052)

Maxwell

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

Unknown

Transistors

5.7 billion

Unknown

Die Size

232 mm²

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

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