AMD Radeon Pro 580X vs NVIDIA GeForce GT 640M LE

VS

AMD Radeon Pro 580X NVIDIA GeForce GT 640M LE

We compared two Mobile platform GPUs: 8GB VRAM Radeon Pro 580X and 2GB VRAM GeForce GT 640M LE to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 580X 's Advantages

Released 6 years and 10 months late

Boost Clock1200MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (218.9GB/s vs 50.24GB/s)

2208 additional rendering cores

NVIDIA GeForce GT 640M LE 's Advantages

Lower TDP (32W vs 185W)

Score

Benchmark

FP32 (float)

Radeon Pro 580X +1813%

5.53 TFLOPS

GeForce GT 640M LE

0.289 TFLOPS

Radeon Pro 580X

VS

GeForce GT 640M LE

Graphics Card

Mar 2019

Release Date

May 2012

Radeon Pro Mac

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1100 MHz

Base Clock

-

1200 MHz

Boost Clock

-

1710 MHz

Memory Clock

785 MHz

Memory

8GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

218.9GB/s

Bandwidth

50.24GB/s

Render Config

-

SM Count

2

36

Compute Units

-

2304

Shading Units

96

144

TMUs

16

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

256 KB

Theoretical Performance

38.40 GPixel/s

Pixel Rate

3.012 GPixel/s

172.8 GTexel/s

Texture Rate

12.05 GTexel/s

5.530 TFLOPS

FP16 (half)

-

5.530 TFLOPS

FP32 (float)

289.0 GFLOPS

345.6 GFLOPS

FP64 (double)

24.08 GFLOPS

Graphics Processor

Ellesmere

GPU Name

GF108

Ellesmere XTA (216-0886220)

GPU Variant

-

GCN 4.0

Architecture

Fermi

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

5.7 billion

Transistors

0.585 billion

232 mm²

Die Size

116 mm²

Board Design

185W

TDP

32W

-

Suggested PSU

-

2x HDMI 2.0b

Outputs

No outputs

None

Power Connectors

-

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

2.1

6.4

Shader Model

5.1

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