AMD Radeon RX 6700M vs ATI Mobility Radeon HD 3450

VS

AMD Radeon RX 6700M

ATI Mobility Radeon HD 3450

We compared two Mobile platform GPUs: 10GB VRAM Radeon RX 6700M and 256MB VRAM Mobility Radeon HD 3450 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6700M 's Advantages

Released 13 years and 4 months late

Boost Clock2400MHz

More VRAM (10GB vs 256GB)

Larger VRAM bandwidth (320.0GB/s vs 6.400GB/s)

2264 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 6700M +27550%

11.06 TFLOPS

Mobility Radeon HD 3450

0.04 TFLOPS

Radeon RX 6700M

VS

Mobility Radeon HD 3450

Graphics Card

May 2021

Release Date

Jan 2008

Mobility Radeon

Generation

M8x

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-II

Clock Speeds

1489 MHz

Base Clock

-

2400 MHz

Boost Clock

-

2000 MHz

Memory Clock

400 MHz

Memory

10GB

Memory Size

256MB

GDDR6

Memory Type

DDR2

160bit

Memory Bus

64bit

320.0GB/s

Bandwidth

6.400GB/s

Render Config

36

Compute Units

2

-

2304

Shading Units

40

144

TMUs

4

64

ROPs

4

-

36

RT Cores

-

128 KB per Array

L1 Cache

-

3 MB

L2 Cache

64 KB

80 MB

L3 Cache

-

Theoretical Performance

153.6 GPixel/s

Pixel Rate

2.000 GPixel/s

345.6 GTexel/s

Texture Rate

2.000 GTexel/s

22.12 TFLOPS

FP16 (half)

-

11.06 TFLOPS

FP32 (float)

40.00 GFLOPS

691.2 GFLOPS

FP64 (double)

-

Board Design

135W

TDP

Unknown

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

-

Graphics Processor

Navi 22

GPU Name

M82

Navi 22

GPU Variant

M82-SCE XT (216-0707011)

RDNA 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

7 nm

Process Size

55 nm

17.2 billion

Transistors

0.181 billion

335 mm²

Die Size

67 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

10.1

4.6

OpenGL

3.3

2.1

OpenCL

N/A

1.3

Vulkan

N/A

-

6.5

Shader Model

4.1

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