NVIDIA GeForce GT 640M LE vs AMD Radeon R7 M365X

VS

NVIDIA GeForce GT 640M LE AMD Radeon R7 M365X

We compared two Mobile platform GPUs: 2GB VRAM GeForce GT 640M LE and 1024MB VRAM Radeon R7 M365X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 640M LE 's Advantages

More VRAM (2GB vs 1GB)

AMD Radeon R7 M365X 's Advantages

Released 3 years late

Boost Clock960MHz

Larger VRAM bandwidth (64.00GB/s vs 50.24GB/s)

288 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce GT 640M LE

0.289 TFLOPS

Radeon R7 M365X +119%

0.633 TFLOPS

GeForce GT 640M LE

VS

Radeon R7 M365X

Graphics Card

May 2012

Release Date

May 2015

GeForce 600M

Generation

Gem System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

900 MHz

-

Boost Clock

960 MHz

785 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

50.24GB/s

Bandwidth

64.00GB/s

Render Config

2

SM Count

-

Compute Units

6

96

Shading Units

384

16

TMUs

24

4

ROPs

8

-

Tensor Cores

-

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

3.012 GPixel/s

Pixel Rate

6.600 GPixel/s

12.05 GTexel/s

Texture Rate

19.80 GTexel/s

-

FP16 (half)

-

289.0 GFLOPS

FP32 (float)

633.6 GFLOPS

24.08 GFLOPS

FP64 (double)

39.60 GFLOPS

Graphics Processor

GF108

GPU Name

Litho

-

GPU Variant

Litho XT (216-0868010)

Fermi

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.585 billion

Transistors

0.95 billion

116 mm²

Die Size

77 mm²

Board Design

32W

TDP

Unknown

-

Suggested PSU

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

-

Graphics Features

12 (11_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.1

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

2.1

CUDA

-

5.1

Shader Model

6.5 (5.1)

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