AMD Radeon R7 M380 vs NVIDIA GeForce GT 640M LE

VS

AMD Radeon R7 M380 NVIDIA GeForce GT 640M LE

We compared two Mobile platform GPUs: 4GB VRAM Radeon R7 M380 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 R7 M380 's Advantages

Released 3 years late

Boost Clock915MHz

More VRAM (4GB vs 2GB)

544 additional rendering cores

NVIDIA GeForce GT 640M LE 's Advantages

Larger VRAM bandwidth (50.24GB/s vs 32.00GB/s)

Score

Benchmark

FP32 (float)

Radeon R7 M380 +305%

1.171 TFLOPS

GeForce GT 640M LE

0.289 TFLOPS

Radeon R7 M380

VS

GeForce GT 640M LE

Graphics Card

May 2015

Release Date

May 2012

Gem System

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

900 MHz

Base Clock

-

915 MHz

Boost Clock

-

1000 MHz

Memory Clock

785 MHz

Memory

4GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

128bit

32.00GB/s

Bandwidth

50.24GB/s

Render Config

-

SM Count

2

10

Compute Units

-

640

Shading Units

96

40

TMUs

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

256 KB

Theoretical Performance

14.64 GPixel/s

Pixel Rate

3.012 GPixel/s

36.60 GTexel/s

Texture Rate

12.05 GTexel/s

-

FP16 (half)

-

1171 GFLOPS

FP32 (float)

289.0 GFLOPS

73.20 GFLOPS

FP64 (double)

24.08 GFLOPS

Graphics Processor

Tropo

GPU Name

GF108

Tropo XT

GPU Variant

-

GCN 1.0

Architecture

Fermi

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

1.5 billion

Transistors

0.585 billion

123 mm²

Die Size

116 mm²

Board Design

Unknown

TDP

32W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (11_1)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

1.1

1.2.170

Vulkan

N/A

-

CUDA

2.1

6.5 (5.1)

Shader Model

5.1

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