AMD Radeon RX 640 Mobile vs NVIDIA GeForce 810A

VS

AMD Radeon RX 640 Mobile

NVIDIA GeForce 810A

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 640 Mobile and 2GB VRAM GeForce 810A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 640 Mobile 's Advantages

Released 4 years and 10 months late

Boost Clock has increased by 61% (1218MHz vs 758MHz)

Larger VRAM bandwidth (48.00GB/s vs 14.40GB/s)

448 additional rendering cores

NVIDIA GeForce 810A 's Advantages

Lower TDP (15W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 640 Mobile +435%

1.559 TFLOPS

GeForce 810A

0.291 TFLOPS

Radeon RX 640 Mobile

VS

GeForce 810A

Graphics Card

May 2019

Release Date

Jul 2014

Mobility Radeon

Generation

GeForce 800A

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x8

Clock Speeds

1082 MHz

Base Clock

719 MHz

1218 MHz

Boost Clock

758 MHz

1500 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

48.00GB/s

Bandwidth

14.40GB/s

Render Config

10

Compute Units

-

640

Shading Units

192

40

TMUs

16

ROPs

8

-

16 KB (per CU)

L1 Cache

16 KB (per SMX)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

19.49 GPixel/s

Pixel Rate

6.064 GPixel/s

48.72 GTexel/s

Texture Rate

12.13 GTexel/s

1.559 TFLOPS

FP16 (half)

-

1.559 TFLOPS

FP32 (float)

291.1 GFLOPS

97.44 GFLOPS

FP64 (double)

12.13 GFLOPS

Board Design

50W

TDP

15W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 23

GPU Name

GK208

Polaris 23 XT

GPU Variant

-

GCN 4.0

Architecture

Kepler 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

28 nm

2.2 billion

Transistors

1.02 billion

103 mm²

Die Size

87 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.1

-

CUDA

3.5

6.4

Shader Model

5.1

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