AMD Radeon R7 M340 vs AMD Radeon HD 6650A

VS

We compared two Mobile platform GPUs: 1024MB VRAM Radeon R7 M340 and 1024MB VRAM Radeon HD 6650A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 M340 's Advantages

Released 4 years and 8 months late

Boost Clock715MHz

AMD Radeon HD 6650A 's Advantages

Larger VRAM bandwidth (28.80GB/s vs 16.00GB/s)

96 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 M340

0.549 TFLOPS

Radeon HD 6650A +4%

0.576 TFLOPS

Radeon R7 M340

VS

Radeon HD 6650A

Graphics Card

Dec 2015

Release Date

Apr 2011

Gem System

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

MXM-A (3.0)

Clock Speeds

620 MHz

Base Clock

-

715 MHz

Boost Clock

-

1000 MHz

Memory Clock

900 MHz

Memory

1024MB

Memory Size

1024MB

DDR3

Memory Type

DDR3

64bit

Memory Bus

128bit

16.00GB/s

Bandwidth

28.80GB/s

Render Config

-

SM Count

-

6

Compute Units

6

384

Shading Units

480

24

TMUs

24

8

ROPs

8

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

5.720 GPixel/s

Pixel Rate

4.800 GPixel/s

17.16 GTexel/s

Texture Rate

14.40 GTexel/s

-

FP16 (half)

-

549.1 GFLOPS

FP32 (float)

576.0 GFLOPS

34.32 GFLOPS

FP64 (double)

-

Graphics Processor

Opal

GPU Name

Onega

Opal PRO

GPU Variant

-

GCN 1.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

0.95 billion

Transistors

0.716 billion

77 mm²

Die Size

118 mm²

Board Design

Unknown

TDP

45W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Features

12 (11_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1 (1.2)

OpenCL

1.2

1.2.170

Vulkan

N/A

-

CUDA

-

6.5 (5.1)

Shader Model

5.0

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