AMD Radeon RX 640 Mobile vs NVIDIA GeForce GTX 480M

VS

AMD Radeon RX 640 Mobile NVIDIA GeForce GTX 480M

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 640 Mobile and 2GB VRAM GeForce GTX 480M 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 9 years late

Boost Clock1218MHz

288 additional rendering cores

Lower TDP (50W vs 100W)

NVIDIA GeForce GTX 480M 's Advantages

Larger VRAM bandwidth (76.80GB/s vs 48.00GB/s)

Score

Benchmark

FP32 (float)

Radeon RX 640 Mobile +160%

1.559 TFLOPS

GeForce GTX 480M

0.598 TFLOPS

Radeon RX 640 Mobile

VS

GeForce GTX 480M

Graphics Card

May 2019

Release Date

May 2010

Mobility Radeon

Generation

GeForce 400M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-B (3.0)

Clock Speeds

1082 MHz

Base Clock

-

1218 MHz

Boost Clock

-

1500 MHz

Memory Clock

600 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

64bit

Memory Bus

256bit

48.00GB/s

Bandwidth

76.80GB/s

Render Config

-

SM Count

11

10

Compute Units

-

640

Shading Units

352

40

TMUs

44

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

512 KB

Theoretical Performance

19.49 GPixel/s

Pixel Rate

9.350 GPixel/s

48.72 GTexel/s

Texture Rate

18.70 GTexel/s

1.559 TFLOPS

FP16 (half)

-

1.559 TFLOPS

FP32 (float)

598.4 GFLOPS

97.44 GFLOPS

FP64 (double)

74.80 GFLOPS

Graphics Processor

Polaris 23

GPU Name

GF100

Polaris 23 XT

GPU Variant

N11E-GTX-A3

GCN 4.0

Architecture

Fermi

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

3.1 billion

103 mm²

Die Size

529 mm²

Board Design

50W

TDP

100W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.0

6.4

Shader Model

5.1

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