AMD Radeon Pro 575 vs NVIDIA GeForce GT 640M LE

VS

AMD Radeon Pro 575

NVIDIA GeForce GT 640M LE

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 575 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 575 's Advantages

Released 5 years and 1 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (217.0GB/s vs 50.24GB/s)

1952 additional rendering cores

NVIDIA GeForce GT 640M LE 's Advantages

Lower TDP (32W vs 150W)

Score

Benchmark

FP32 (float)

Radeon Pro 575 +1453%

4.489 TFLOPS

GeForce GT 640M LE

0.289 TFLOPS

Radeon Pro 575

VS

GeForce GT 640M LE

Graphics Card

Jun 2017

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

-

1695 MHz

Memory Clock

785 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

217.0GB/s

Bandwidth

50.24GB/s

Render Config

32

Compute Units

-

SM Count

2

2048

Shading Units

96

128

TMUs

16

32

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

2 MB

L2 Cache

256 KB

-

Theoretical Performance

35.07 GPixel/s

Pixel Rate

3.012 GPixel/s

140.3 GTexel/s

Texture Rate

12.05 GTexel/s

4.489 TFLOPS

FP16 (half)

-

4.489 TFLOPS

FP32 (float)

289.0 GFLOPS

280.6 GFLOPS

FP64 (double)

24.08 GFLOPS

Board Design

150W

TDP

32W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 20

GPU Name

GF108

Polaris 20 XL (215-0910052)

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

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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