AMD Radeon HD 8950M vs AMD Radeon HD 6450A

VS

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8950M and 512MB VRAM Radeon HD 6450A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8950M 's Advantages

Released 2 years and 1 months late

Larger VRAM bandwidth (88.00GB/s vs 8.528GB/s)

608 additional rendering cores

AMD Radeon HD 6450A 's Advantages

Lower TDP (25W vs 100W)

Score

Benchmark

FP32 (float)

Radeon HD 8950M +725%

1.651 TFLOPS

Radeon HD 6450A

0.2 TFLOPS

Radeon HD 8950M

VS

Radeon HD 6450A

Graphics Card

May 2013

Release Date

Apr 2011

Solar System

Generation

All-In-One

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-A (3.0)

Clock Speeds

-

Base Clock

-

Boost Clock

-

1375 MHz

Memory Clock

533 MHz

Memory

2GB

Memory Size

512MB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

64bit

88.00GB/s

Bandwidth

8.528GB/s

Render Config

-

SM Count

-

12

Compute Units

2

768

Shading Units

160

48

TMUs

8

16

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

128 KB

Theoretical Performance

17.20 GPixel/s

Pixel Rate

2.500 GPixel/s

51.60 GTexel/s

Texture Rate

5.000 GTexel/s

-

FP16 (half)

-

1.651 TFLOPS

FP32 (float)

200.0 GFLOPS

103.2 GFLOPS

FP64 (double)

-

Graphics Processor

Saturn

GPU Name

Caicos

Saturn XT

GPU Variant

-

GCN 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.08 billion

Transistors

0.37 billion

160 mm²

Die Size

67 mm²

Board Design

100W

TDP

25W

-

Suggested PSU

-

No outputs

Outputs

No outputs

-

Power Connectors

-

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.0

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

6.3

Shader Model

5.0

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