AMD Radeon E9260 PCIe vs NVIDIA GeForce GT 640M LE

VS

AMD Radeon E9260 PCIe

NVIDIA GeForce GT 640M LE

We compared two Mobile platform GPUs: 4GB VRAM Radeon E9260 PCIe 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 E9260 PCIe 's Advantages

Released 4 years and 4 months late

Boost Clock1200MHz

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (112.0GB/s vs 50.24GB/s)

800 additional rendering cores

NVIDIA GeForce GT 640M LE 's Advantages

Lower TDP (32W vs 80W)

Score

Benchmark

FP32 (float)

Radeon E9260 PCIe +643%

2.15 TFLOPS

GeForce GT 640M LE

0.289 TFLOPS

Radeon E9260 PCIe

VS

GeForce GT 640M LE

Graphics Card

Sep 2016

Release Date

May 2012

Embedded

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1090 MHz

Base Clock

-

1200 MHz

Boost Clock

-

1750 MHz

Memory Clock

785 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

112.0GB/s

Bandwidth

50.24GB/s

Render Config

14

Compute Units

-

SM Count

2

896

Shading Units

96

48

TMUs

16

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

256 KB

-

Theoretical Performance

19.20 GPixel/s

Pixel Rate

3.012 GPixel/s

57.60 GTexel/s

Texture Rate

12.05 GTexel/s

2.150 TFLOPS

FP16 (half)

-

2.150 TFLOPS

FP32 (float)

289.0 GFLOPS

134.4 GFLOPS

FP64 (double)

24.08 GFLOPS

Board Design

80W

TDP

32W

-

4x mini-DisplayPort 1.4a

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Baffin

GPU Name

GF108

Baffin E9260 (216-0885288)

GPU Variant

-

GCN 4.0

Architecture

Fermi

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

3 billion

Transistors

0.585 billion

123 mm²

Die Size

116 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

2.1

6.7

Shader Model

5.1

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