AMD Radeon R7 M340 vs ATI Radeon E2400

VS

AMD Radeon R7 M340

ATI Radeon E2400

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R7 M340 and 128MB VRAM Radeon E2400 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M340 's Advantages

Released 8 years and 6 months late

Boost Clock715MHz

More VRAM (1024GB vs 128GB)

Larger VRAM bandwidth (16.00GB/s vs 11.20GB/s)

344 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M340 +1043%

0.549 TFLOPS

Radeon E2400

0.048 TFLOPS

Radeon R7 M340

VS

Radeon E2400

Graphics Card

Dec 2015

Release Date

Jun 2007

Gem System

Generation

Embedded

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-II

Clock Speeds

620 MHz

Base Clock

-

715 MHz

Boost Clock

-

1000 MHz

Memory Clock

700 MHz

Memory

1024MB

Memory Size

128MB

DDR3

Memory Type

GDDR3

64bit

Memory Bus

64bit

16.00GB/s

Bandwidth

11.20GB/s

Render Config

6

Compute Units

2

-

384

Shading Units

40

24

TMUs

4

8

ROPs

4

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

5.720 GPixel/s

Pixel Rate

2.400 GPixel/s

17.16 GTexel/s

Texture Rate

2.400 GTexel/s

-

549.1 GFLOPS

FP32 (float)

48.00 GFLOPS

34.32 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

25W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Opal

GPU Name

RV610

Opal PRO

GPU Variant

-

GCN 1.0

Architecture

TeraScale

TSMC

Foundry

TSMC

28 nm

Process Size

65 nm

0.95 billion

Transistors

0.18 billion

77 mm²

Die Size

85 mm²

Graphics Features

12 (11_1)

DirectX

10.0 (10_0)

4.6

OpenGL

3.3

2.1 (1.2)

OpenCL

N/A

1.2.170

Vulkan

N/A

-

6.5 (5.1)

Shader Model

4.0

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