NVIDIA GeForce GT 640M LE vs AMD Radeon Pro 450

VS

NVIDIA GeForce GT 640M LE AMD Radeon Pro 450

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 640M LE and 2GB VRAM Radeon Pro 450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640M LE 's Advantages

Lower TDP (32W vs 35W)

AMD Radeon Pro 450 's Advantages

Released 4 years and 5 months late

Larger VRAM bandwidth (81.28GB/s vs 50.24GB/s)

544 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640M LE

0.289 TFLOPS

Radeon Pro 450 +254%

1.024 TFLOPS

GeForce GT 640M LE

VS

Radeon Pro 450

Graphics Card

May 2012

Release Date

Oct 2016

GeForce 600M

Generation

Radeon Pro Mac

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

-

Boost Clock

-

785 MHz

Memory Clock

1270 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

50.24GB/s

Bandwidth

81.28GB/s

Render Config

2

SM Count

-

Compute Units

10

96

Shading Units

640

16

TMUs

40

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

1024 KB

Theoretical Performance

3.012 GPixel/s

Pixel Rate

12.80 GPixel/s

12.05 GTexel/s

Texture Rate

32.00 GTexel/s

-

FP16 (half)

1024 GFLOPS

289.0 GFLOPS

FP32 (float)

1024 GFLOPS

24.08 GFLOPS

FP64 (double)

64.00 GFLOPS

Graphics Processor

GF108

GPU Name

Baffin

-

GPU Variant

Baffin LE

Fermi

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

40 nm

Process Size

14 nm

0.585 billion

Transistors

3 billion

116 mm²

Die Size

123 mm²

Board Design

32W

TDP

35W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.1

OpenCL

2.1

N/A

Vulkan

1.2

2.1

CUDA

-

5.1

Shader Model

6.4

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