ATI Mobility Radeon HD 3450 vs AMD Radeon HD 8770M

VS

ATI Mobility Radeon HD 3450 AMD Radeon HD 8770M

We compared two Mobile platform GPUs: 256MB VRAM Mobility Radeon HD 3450 and 2GB VRAM Radeon HD 8770M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8770M 's Advantages

Released 5 years and 3 months late

Boost Clock825MHz

Larger VRAM bandwidth (72.00GB/s vs 6.400GB/s)

344 additional rendering cores

Score

Benchmark

FP32 (float)

Mobility Radeon HD 3450

0.04 TFLOPS

Radeon HD 8770M +1482%

0.633 TFLOPS

Mobility Radeon HD 3450

VS

Radeon HD 8770M

Graphics Card

Jan 2008

Release Date

Apr 2013

M8x

Generation

Solar System

Mobile

Type

Mobile

MXM-II

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

775 MHz

-

Boost Clock

825 MHz

400 MHz

Memory Clock

1125 MHz

Memory

256MB

Memory Size

2GB

DDR2

Memory Type

GDDR5

64bit

Memory Bus

128bit

6.400GB/s

Bandwidth

72.00GB/s

Render Config

-

SM Count

-

2

Compute Units

6

40

Shading Units

384

4

TMUs

24

4

ROPs

8

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

64 KB

L2 Cache

256 KB

Theoretical Performance

2.000 GPixel/s

Pixel Rate

6.600 GPixel/s

2.000 GTexel/s

Texture Rate

19.80 GTexel/s

-

FP16 (half)

-

40.00 GFLOPS

FP32 (float)

633.6 GFLOPS

-

FP64 (double)

39.60 GFLOPS

Graphics Processor

M82

GPU Name

Mars

M82-SCE XT (216-0707011)

GPU Variant

Mars S3 XT (216-0842018)

TeraScale

Architecture

GCN 1.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.181 billion

Transistors

0.95 billion

67 mm²

Die Size

77 mm²

Board Design

Unknown

TDP

Unknown

-

Suggested PSU

-

Portable Device Dependent

Outputs

Portable Device Dependent

-

Power Connectors

-

Graphics Features

10.1

DirectX

12 (11_1)

3.3

OpenGL

4.6

N/A

OpenCL

2.1 (1.2)

N/A

Vulkan

1.2.170

-

CUDA

-

4.1

Shader Model

6.5 (5.1)

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