AMD Radeon HD 7330M vs AMD Radeon HD 8870M

VS

AMD Radeon HD 7330M

AMD Radeon HD 8870M

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 7330M and 2GB VRAM Radeon HD 8870M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8870M 's Advantages

Released 1 years and 3 months late

Boost Clock775MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (72.00GB/s vs 12.80GB/s)

560 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7330M

0.08 TFLOPS

Radeon HD 8870M +1140%

0.992 TFLOPS

Radeon HD 7330M

VS

Radeon HD 8870M

Graphics Card

Jan 2012

Release Date

Apr 2013

London

Generation

Solar System

Mobile

Type

Mobile

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

725 MHz

-

Boost Clock

775 MHz

800 MHz

Memory Clock

1125 MHz

Memory

1024MB

Memory Size

2GB

DDR3

Memory Type

GDDR5

64bit

Memory Bus

128bit

12.80GB/s

Bandwidth

72.00GB/s

Render Config

2

Compute Units

10

-

80

Shading Units

640

8

TMUs

40

4

ROPs

16

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

256 KB

-

Theoretical Performance

2.000 GPixel/s

Pixel Rate

12.40 GPixel/s

4.000 GTexel/s

Texture Rate

31.00 GTexel/s

-

80.00 GFLOPS

FP32 (float)

992.0 GFLOPS

-

FP64 (double)

62.00 GFLOPS

Board Design

5W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

-

Graphics Processor

Robson

GPU Name

Venus

Robson LE

GPU Variant

Venus XT (216-0846000)

TeraScale 2

Architecture

GCN 1.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.292 billion

Transistors

1.5 billion

59 mm²

Die Size

123 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

-

5.0

Shader Model

6.5 (5.1)

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