AMD Radeon HD 8830M vs AMD Radeon HD 7950M

VS

AMD Radeon HD 8830M

AMD Radeon HD 7950M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 8830M and 2GB VRAM Radeon HD 7950M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8830M 's Advantages

Released 1 years late

Boost Clock625MHz

AMD Radeon HD 7950M 's Advantages

Larger VRAM bandwidth (128.0GB/s vs 32.00GB/s)

640 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 8830M

0.8 TFLOPS

Radeon HD 7950M +124%

1.792 TFLOPS

Radeon HD 8830M

VS

Radeon HD 7950M

Graphics Card

Apr 2013

Release Date

Apr 2012

Solar System

Generation

London

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

575 MHz

Base Clock

-

625 MHz

Boost Clock

-

1000 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

DDR3

Memory Type

GDDR5

128bit

Memory Bus

256bit

32.00GB/s

Bandwidth

128.0GB/s

Render Config

10

Compute Units

20

-

640

Shading Units

1280

40

TMUs

80

16

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

10.00 GPixel/s

Pixel Rate

22.40 GPixel/s

25.00 GTexel/s

Texture Rate

56.00 GTexel/s

-

800.0 GFLOPS

FP32 (float)

1.792 TFLOPS

50.00 GFLOPS

FP64 (double)

-

Board Design

Unknown

TDP

75W

-

Portable Device Dependent

Outputs

No outputs

-

Graphics Processor

Venus

GPU Name

Wimbledon

Venus LE (216-0846030)

GPU Variant

Wimbledon PRO

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

2.8 billion

123 mm²

Die Size

212 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

1.2

1.2.170

Vulkan

1.2

-

6.5 (5.1)

Shader Model

5.1

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