AMD Radeon HD 7850M vs AMD Radeon HD 8830M

VS

AMD Radeon HD 7850M

AMD Radeon HD 8830M

We compared two Mobile platform GPUs: 2GB VRAM Radeon HD 7850M and 2GB VRAM Radeon HD 8830M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7850M 's Advantages

Larger VRAM bandwidth (64.00GB/s vs 32.00GB/s)

AMD Radeon HD 8830M 's Advantages

Released 1 years late

Boost Clock625MHz

Score

Benchmark

FP32 (float)

Radeon HD 7850M +8%

0.864 TFLOPS

Radeon HD 8830M

0.8 TFLOPS

Radeon HD 7850M

VS

Radeon HD 8830M

Graphics Card

Apr 2012

Release Date

Apr 2013

London

Generation

Solar System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

575 MHz

-

Boost Clock

625 MHz

1000 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

DDR3

128bit

Memory Bus

128bit

64.00GB/s

Bandwidth

32.00GB/s

Render Config

10

Compute Units

10

-

640

Shading Units

640

40

TMUs

40

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

10.80 GPixel/s

Pixel Rate

10.00 GPixel/s

27.00 GTexel/s

Texture Rate

25.00 GTexel/s

-

864.0 GFLOPS

FP32 (float)

800.0 GFLOPS

54.00 GFLOPS

FP64 (double)

50.00 GFLOPS

Board Design

40W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Heathrow

GPU Name

Venus

Heathrow PRO

GPU Variant

Venus LE (216-0846030)

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

1.5 billion

123 mm²

Die Size

123 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

2.1 (1.2)

1.2

Vulkan

1.2.170

-

5.1

Shader Model

6.5 (5.1)

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